Microchip Technology, Inc. Datasheets for IC Voltage Regulators

IC voltage regulators are three-terminal devices that provide a constant DC output voltage that is independent of the input voltage, output load current, and temperature. IC voltage regulators are used in power supplies that hold their output voltage constant over a wide range of load variations.
IC Voltage Regulators: Learn more

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Product Name Notes
20V Current Mode SMPS Controller -- MIC38C42 MIC38C42A/43A/44A/45A recommended for new designs. The MIC38C4x are fixed frequency, high performance, current-mode PWM controllers. BiCMOS devices are pin compatible with 384x bipolar devices but feature several improvements. Undervoltage lockout...
NRND -- MIC22600 Not Recommended for New Designs; see MIC22705YML. The MIC22600 is a high-efficiency, 6A, integrated switch, synchronous buck (step-down) regulator. The MIC22600 is optimized for highest efficiency and achieves more than...
120mA Linear Regulator -- TC1188
120mA Linear Regulator with Auto Discharge -- TC1189
Delivering up to 120mA, the TC1188 and TC1189 are fixed output, low-dropout linear regulators that operate from a +2.5V to +6.0V input range. The 50µA supply current remains independent of...
High-Speed PWM Controller With Dimming -- MCP1633 lMCP1633 is a Fixed Frequency Peak Current Mode PWM Controller and can be used as a standalone LED driver. Input Voltage: 3.0V – 5.5V Input Quiescent Current: 3.5mA typical Oscillator...
1MHz Low Start-up Voltage Synchronous Boost LED Constant Current Regulator -- MCP1643 MCP1643 is a compact, high-efficiency, fixed frequency, synchronous step-up LED driver with constant current, that operates from one and two-cell alkaline and NiMH/NiCd batteries. The device can also drive two...
-48V Hot Swap Controller -- MCP18480 MCP18480 is a -48V Hot Swap Controller with fully configurable features. This Hot Swap Controller have OVLO, UVLO protection features on top of Foldback Current Limiting and Circuit Breaker features.
5V, 2MHZ High Performnace Driverless PWM Controller -- MIC2111B MIC2111B is a programmable-frequency, valley-current/voltage-mode PWM controller that provides the control and protection features necessary for power devices and drivers that use current sensing across the inductor. The MIC2111B can...
28V Synchronous Buck Controller -- MIC2125
28V Synchronous Buck Controller -- MIC2126
MIC2125 and MIC2126 are constant-frequency synchronous buck controllers featuring a unique adaptive ON-time control architecture. The MIC2125/6 operates over an input voltage range from 4.5V to 28V and can be...
28V Synchronous Buck Controller -- MIC2164
28V Synchronous Buck Controller -- MIC2164C
MIC2164/-2/-3/C are constant frequency, synchronous buck controllers featuring adaptive on-time control. The MIC2164/-2/-3/C are the first products in the new Hyper Speed Control™ family of buck controllers. The MIC2164/-2/-3/C controllers...
32V Synchronous Buck Controller -- MIC2182 MIC2182 is a synchronous buck (step-down) switching regulator controller. An all N-Channel synchronous architecture and powerful output drivers allow up to a 20A output current capabilty. The PWM and skip-mode...
14V Synchronous Buck Controller with External Frequency Sync -- MIC2183 MIC2183 is a high efficiency PWM synchronous buck control IC. With its wide input voltage range of 2.9V to 14V, the MIC2183 can be used to efficiently step voltages down...
14V Non-Synchronous Buck Controller with External Frequency Sync -- MIC2184 MIC2184 is a high efficiency PWM buck control IC. With its wide input voltage range of 2.9V to 14V, the MIC2184 can be used to efficiently step voltages down in...
14V Synchronous Boost PWM Control -- MIC2185 MIC2185 is a high efficiency synchronous boost PWM control IC. With its wide input voltage range of 2.9V to 14V, the MIC2185 can be used to efficiently boost voltages in...
14V Non-Synchronous Boost PWM Control with Sync -- MIC2186 MIC2186 is a high efficiency boost PWM control IC. With its wide input voltage range of 2.9V to 14V, the MIC2186 can be used to efficiently boost voltages in 1-...
14V Synchronous Buck Controller -- MIC2193 MIC2193 is a high efficiency, PWM synchronous buck control IC housed in the SO-8 package. Its 2.9V to 14V input voltage range allows it to efficiently step down voltages in...
14V Synchronous Buck Controller -- MIC2194 MIC2194 is a high efficiency PWM buck control IC housed in the SO-8 package. Its 2.9V to 14V input voltage range allows it to efficiently step down voltages in 3.3V,...
High Efficiency PWM Boost Controller -- MIC2196 MIC2196 is a high efficiency PWM boost control IC housed in the SO-8 package. The MIC2196 is optimized for low input-voltage applications. With its wide input voltage range of 2.9V...
5A Pin-Programmable Buck Converter -- MIC24046 MIC24046 is a pin-programmable, high-efficiency, wide-input range, 5A, synchronous step-down regulator. The MIC24046 is perfectly suited for multiple-voltage rail application environments typically found in computing and telecommunication systems. It can...
One Cell Boost Regulator -- MIC2571 MIC2571 is a micropower boost switching regulator that operates from one alkaline, nickel-metal-hydride cell, or lithium cell. The MIC2571 accepts a positive input voltage between 0.9V and 15V. Its typical...
50V/3A Power Module -- MIC28303 MIC28303 is synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC/DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor and an inductor in a...
70V/3A Power Module -- MIC28304 MIC28304 is synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC-to-DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor and an inductor in a...
20V/6A Synchronous Step Down Regulator Power Module -- MIC45116 MIC45116 is a synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC/DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in...
26V Synchronous Step Down Regulator Power Module -- MIC45205 MIC45205 is a synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC-to-DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in...
26V Synchronous Step Down Regulator Power Module -- MIC45208 MIC45208 is a synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC-to-DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in...
26V Synchronous Step Down Regulator Power Module -- MIC45212 MIC45212 is a synchronous step-down regulator module, featuring a unique adaptive ON-time control architecture. The module incorporates a DC-to-DC controller, power MOSFETs, bootstrap diode, bootstrap capacitor, and an inductor in...
19V Ultra Low Profile Synchronous Step Down Power Module -- MIC45404 MIC45404 is an ultralow profile synchronous step-down regulator module, featuring a unique 2.0 mm maximum height. The module incorporates a DC-to-DC regulator, bootstrap capacitor, high-frequency input capacitor, and an inductor...
Low VIN, Single Supply, 1.5A LDO -- MIC61150 MIC61150 is a 1.5A output, low input voltage, single-supply regulator. This regulator operates over a single input voltage range of 1.1V to 3.6V and offers an ultra-low dropout less than...
1.4MHz 1A Synchronous Buck Regulator -- MCP1612 Microchip’s MCP1612 DC-to-DC converter offers the customer a compact and inexpensive method of efficiently converting battery and bus voltages to the lower voltages required by various circuits within their systems.
High PSRR 150 mA LDO -- MCP1801 Please consider this device: MCP1754. View Side By Side Comparison The MCP1801 is a 150 mA, high PSRR, ceramic output capacitor stable Low Dropout (LDO) voltage regulator with shutdown. MCP1801...
Adjustable Off-line Inductorless Switching Regulator -- SR086 SR086 is an inductorless switching regulator designed to operate directly from a rectified AC line. The operating principle is to turn on a pass transistor when the rectified AC is...
Adjustable Off-line Inductorless Switching Regulator -- SR087 SR087 is an inductorless switching regulator designed to operate directly from a rectified AC line. The operating principle is to turn on a pass transistor when the rectified AC is...
Capacitor-Coupled, Switched Shunt, (CCSS) Regulator -- SR10 SR10 is a non-isolated, capacitor-coupled, switched shunt regulator designed to operate directly from the AC line. Output voltage can be either fixed at 6.0V, 12V, or 24V using an internal...
High Accuracy Low Noise 80mA CMOS LDO -- TC1016 TC1016 is a high accuracy (typically ±0.5%) CMOS upgrade for bipolar low dropout regulators. It is offered in an SC-70 package, which represents 50% reduced footprint vs. the widely used...
800mA Fixed Output CMOS LDO with Shutdown -- TC1264 TC1264 is a fixed output, high accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC1264’s CMOS construction eliminates wasted ground current, significantly extending battery life.
High Voltage Output Hysteretic Mode Step Up DC/DC Controller -- HV9150 The HV9150 is a high output voltage hysteretic mode step up DC/DC controller that has both a built-in charge pump converter and a linear regulator for a wide range of...
0.5A Step-Down SMPS Regulator -- LM2574 The LM2574 family is a series of easy to use fixed and adjustable switching voltage regulators. The LM2574 contains all of the active circuitry necessary to construct a stepdown (buck)...
1A Step-Down SMPS Regulator -- LM2575 The LM2575 series of monolithic integrated circuits provide all the active functions for a step-down (buck) switching regulator. Fixed versions are available with a 3.3V, 5V, 12V, or 15V fixed...
3A Step-Down SMPS Regulator -- LM2576 The LM2576 series of monolithic integrated circuits provide all the active functions for a step-down (buck) switching regulator. Fixed versions are available with a 3.3V, 5V, or 12V fixed output.
Low Dropout Regulator -- LP2951 The LP2950 and LP2951 are micropower voltage regulators with very low dropout voltage (typically 40mV at light loads and 380mV at 100mA), and very low quiescent current (75µA typical). The...
High Performance Linear Regulator -- MAQ5281 The MAQ5281 high performance linear regulator offers a very wide input operating voltage range, up to 120V DC, and supplies an output current of up to 25mA. Ideal for high...
High Performance Linear Regulator -- MAQ5282 The MAQ5282 high performance linear regulator offers a very wide input operating voltage range, up to 120V DC, and supplies an output current of up to 50mA. Ideal for high...
High Performance Linear Regulator -- MAQ5283 The MAQ5283 high-performance linear regulator offers a very-wide input operating voltage range, up to 120V DC, and supplies an output current of up to 150mA. The MAQ5283 is ideal for...
Low Noise, Positive-Regulated Charge Pump -- MCP1252 The MCP1252-33X50 and MCP1252-ADJ are inductorless, positive regulating, low noise charge pump DC-to-DC converters. The MCP1252-33X50 has selectable outputs of either 3.3 or 5.0 V, while the MCP1252-ADJ has an...
Low Noise, Positive-Regulated Charge Pump -- MCP1253 The MCP1253-33X50 and MCP1253-ADJ are inductorless, positive regulating, low noise charge pump DC-to-DC converters. The MCP1253-33X50 has selectable outputs of either 3.3 or 5.0 V, while the MCP1253-ADJ has an...
Inductorless Positive Regulated Charge Pump -- MCP1256
Inductorless Positive Regulated Charge Pump -- MCP1257
Inductorless Positive Regulated Charge Pump -- MCP1258
Inductorless Positive Regulated Charge Pump -- MCP1259
The MCP1256, MCP1257, MCP1258 and MCP1259 are inductorless, positive regulated charge pump DC/DC converters. Generating a regulated 3.3 V output voltage from a 1.8 V to 3.6 V input, they...
750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization -- MCP1601 The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an...
2MHz 500mA Synchronous PFM/PWM Buck Regulator w/Power Good -- MCP1602 The MCP1602 is a high efficient, fully integrated 500 mA synchronous buck regulator with a power-good monitor. The 2.7V to 5.5V input voltage range and low quiescent current (45 µA,...
2MHz 500mA Synchronous PFM/PWM Buck Regulator -- MCP1603 The MCP1603 is a high efficiency fully integrated 500 mA 2.0 MHz synchronous buck regulator ideally suited for Li-Ion/NiMH Battery powered application powered. At heavy loads, the MCP1603 operates in...
500kHz 425mA Isw Synchronous PFM/PWM Boost Regulator -- MCP1624
500kHz 425mA Isw Synchronous PWM Boost Regulator -- MCP1623
The MCP1624/3 are compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converters. Both provide an easy-to-use power supply solution for applications powered by either one/two/three-cell alkaline, NiCd, NiMH, one-cell Li-Ion or...
Low Quiescent Current Synchronous Boost Converter -- MCP16251
Low Quiescent Current Synchronous Boost Regulator -- MCP16252
The MCP16251/2 is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. This family of devices provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell or...
High-Speed, Microcontroller-Adaptable PWM -- MCP1630 The MCP1630 is a high-speed Pulse Width Modulator (PWM) used to develop intelligent power systems. When used with a microcontroller, the MCP1630 will control the power system duty cycle to...
30V Non-Synchronous Buck Regulator -- MCP16301 The MCP16301 is a highly integrated, high-efficiency, fixed frequency, step-down DC-DC converter in a popular 6-pin SOT-23 package that operates from input voltage sources up to 30V. Integrated features include...
36V Non-Synchronous Buck Regulator -- MCP16301H The MCP16301H is a highly integrated, high-efficiency, fixed frequency, step-down DC-DC converter in a popular 6-pin SOT-23 package that operates from input voltage sources up to 36V. Integrated features include...
High-Speed PWM Controller w/Peak Current Mode -- MCP1631
High-Speed PWM Controller w/Peak Current Mode -- MCP1631HV
High-Speed PWM Controller w/Voltage Mode -- MCP1631V
High-Speed PWM Controller w/Voltage Mode -- MCP1631VHV
The MCP1631, MCP1631V offer both current or voltage mode respectively as well as the high voltage versions MCP1631HV, MCP1631VHV for high-speed microcontroller based pulse width modulation ideal for programmable switch...
30V/1A PFM/PWM Synchronous Buck Regulator -- MCP16311
30V/1A PWM Synchronous Buck Regulator -- MCP16312
The MCP16311 is a compact, high-efficiency, fixed frequency PWM/PFM, synchronous step-down DC-DC converter in a 8-pin MSOP, or 2 x 3 TDFN package that operates from input voltage sources up...
50V/1A, Non-Synchronous Buck Regulator -- MCP16331 The MCP16331 is a highly integrated, high-efficiency, fixed frequency, step-down DC-DC converter in a popular 6-pin SOT-23 or 8-pin TDFN 2x3 package that operates from input voltage sources up to...
500kHz 800mA Isw Synchronous PFM/PWM Boost Regulator -- MCP1640 The MCP1640/40B/40C/40D is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. It provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell, or three-cell alkaline, NiCd,...
1 MHz 1.8A Isw Synchronous PWM Boost Regulator -- MCP1642 The MCP1642B/D is a compact, high-efficiency, fixed frequency, synchronous step-up DC-DC converter. It provides an easy-to-use power supply solution for applications powered by either one-cell, two-cell, or three-cell alkaline, NiCd,...
High Voltage 1.3A Isw PWM Boost Regulator -- MCP1661 The MCP1661 device is a compact, high-efficiency, fixed-frequency, non-synchronous step-up DC-DCconverter which integrates a 36V, 800 mΩ NMOS switch. It provides a space-efficient high-voltage step-up power supply solution for applications...
High Voltage Output Boost LED Constant Current Regulator -- MCP1662 The MCP1662 device is a compact, space-efficient, fixed-frequency, non-synchronous step-up converter optimized to drive LED strings with constant current from two and three-cell alkaline and NiMH/NiCd or one-cell Li-Ion or...
High Voltage 1.8A Isw Boost Regulator -- MCP1663 The MCP1663 device is a compact, high-efficiency, fixed-frequency, non-synchronous step-up DC-DCconverter which integrates a 36V, 400 mΩ NMOS switch. It provides a space-efficient high-voltage step-up power supply solution for applications...
High Voltage Output Boost LED Constant Current Regulator -- MCP1664 The MCP1664 device is a compact, space-efficient, fixed-frequency, non-synchronous step-up converter optimized to drive LED strings with constant current from two and three-cell alkaline and NiMH/NiCd or one-cell Li-Ion or...
High-Voltage 3.6A Isw PFM/PWM Boost Regulator -- MCP1665 The MCP1665 device is a compact, high-efficiency, fixed-frequency, non-synchronous step-up DC-DC converter that integrates a 36V, 100 mΩ NMOS switch. It provides a space-efficient high-voltage step-up power supply solution for...
Low Quiescent Current LDO -- MCP1700 The MCP1700 is a CMOS low dropout positive voltage regulator which can source up to 250mA of current with an extremely low input-output voltage differential of 178mV at 250mA. The...
3.3V LDO Positive Voltage Regulator -- MCP1701A The MCP1701A is a CMOS low dropout positive voltage regulator with a maximum input voltage of 10V that can source up to 250 mA with a low input to output...
250mA low IQ LDO -- MCP1702 The MCP1702 is a CMOS low dropout positive voltage regulator with 250 mA maximum output current. MCP1702 works with input voltage of up to 13.2V and in combination with its...
Low Iq 250mA LDO, Vin 16V max, Vout =3.0V -- MCP1703 The MCP1703 is a CMOS, low dropout voltage regulator with 250 mA maximum output current. MCP1703 works with input voltage of up to 16V and in combination with its low...
Low Iq, high voltage 250mA LDO -- MCP1703A The MCP1703A is a CMOS, low dropout voltage regulator with 250 mA maximum output current. MCP1703A works with input voltages up to 16V and with its low 2 µA current...
150 mA Ultra-Low Iq, Capless LDO Regulator -- MCP1711 The MCP1711 is a very accurate CMOS low dropout (LDO) voltage regulator that can deliver up to 150 mA of current while consuming only 0.6 μA of quiescent current (typical).
500mA CMOS LDO w/ Power Good & Shutdown -- MCP1725 The MCP1725 is a 500 mA, ceramic output cap stable, low output voltage Low Dropout Regulator (LDO) with shutdown and user-programmable delay power good functions. Additional Features
1A Low Voltage Low lq LDO -- MCP1726 The MCP1726 is a 1A, ceramic output cap stable, low output voltage Low Dropout Regulator (LDO) with shutdown and user-programmable delay power good functions. It is the ONLY 1A LDO...
1.5A Low Voltage LDO -- MCP1727 The MCP1727 is a 1.5A, ceramic output cap stable, low output voltage Low Dropout Regulator (LDO) with shutdown and user-programmable delay for power good function. It is the ONLY 1.5A...
16V High PSRR LDO -- MCP1754
16V High PSRR LDO -- MCP1754S
The MCP1754/MCP1754S is a 16 volt, high PSRR voltage regulator with short circuit current foldback. The MCP1754/MCP1754S regulator provides up to 150 mA of current. The input operating voltage range...
16V Low Quiescent Current LDO -- MCP1755
16V Low Quiescent Current LDO -- MCP1755S
The MCP1755/MCP1755S is a 16 volt, high PSRR voltage regulator with short circuit current foldback. The MCP1755/MCP1755S regulator provides up to 300 mA of current. The input operating voltage range...
High Voltage LDO -- MCP1790 The MCP1790 is a 70 mA, ceramic output cap stable, high voltage, Low Dropout Regulator (LDO). The MCP1790 is capable of handling continuous input voltage of up to 30V and...
High Voltage Regulator w/5.0V Regulated Power Supply Output -- MCP1791 The MCP1791 is a 70 mA, ceramic output cap stable, high voltage, Low Dropout Regulator (LDO) with shutdown and power good functions. The MCP1791 is capable of handling continuous input...
High PSRR 300 mA LDO -- MCP1802 The MCP1802 is a 300 mA, high PSRR, ceramic output capacitor stable Low Dropout (LDO) voltage regulator with shutdown. MCP1802 provides a low noise, highly stable output due to its...
28V LDO -- MCP1804 The MCP1804 is a family of CMOS low dropout (LDO) voltage regulators that can deliver up to 150 mA of current while consuming only 50 µA of quiescent current (typical,...
20nA Quiescent Current LDO -- MCP1810 The MCP1810 is a 150 mA (for VR ≤ 3.5V), 100 mA (for VR > 3.5V) low dropout (LDO) linear regulator that provides high-current and low-output voltages, while maintaining an...
150 mA Ultra-Low Iq LDO -- MCP1811
300 mA Ultra-Low Iq LDO -- MCP1812
The MCP1811/12 devices are 150 mA (MCP1811) and 300 mA (MCP1812) low dropout (LDO) linear regulators that provide high-current and low-output voltages while maintaining an ultra-low 250 nA of quiescent...
300mA CMOS LDO -- MCP1824 The MCP1824 is a 300 mA, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO) with shutdown and power good functions (fixed output version only). It is part...
500mA Low Voltage LDO -- MCP1825 The MCP1825/MCP1825S is a 500 mA Low Dropout (LDO) linear regulator that provides high current and low output voltages. The MCP1825 comes in a fixed or adjustable output voltage version,...
500mA Low Voltage LDO -- MCP1825S The MCP1825S is a 500 mA, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO). It is part of the family of LDOs that includes 1A MCP1826S and...
1.0A LDO -- MCP1826 The MCP1826 is a 1A, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO) with shutdown and power good functions (fixed output version only). It is part of...
1.0A LDO -- MCP1826S The MCP1826S is a 1A, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO). It is part of the family of LDOs that includes 500 mA MCP1825S and...
1.5A LDO Regulator -- MCP1827 The MCP1827 is a 1.5A, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO) with shutdown and power good functions (fixed output version only). It is a feature-rich...
1.5A LDO -- MCP1827S The MCP1827S is a 1.5A, ceramic output cap stable, low output voltage, Low Dropout Regulator (LDO). It is part of the family of LDOs that includes 500 mA MCP1825S and...
300mA CMOS LDO -- MCP1824S The MCP1845S is a 300 mA, ceramic output cap stable, low output voltage, Low Dropout Voltage Regulator. It is a part of the family of LDOs that includes 500 mA...
30V High Speed Buck PWM Controller -- MCP19035 The MCP19035 is a small, analog-based PWM controller family with integrated synchronous MOSFET drivers offering outstanding transient performance. The MCP19035 operates over a wide 4.5 - 30Vdc range, has both...
Digitally Enhanced Power Analog Buck Controller -- MCP19110 The MCP19110 is a mid-voltage (4.5-32V) analog-based PWM controller with an integrated 8-bit PIC(R) Microcontroller. This unique product combines the performance of a high-speed analog solution, including high-efficiency and fast...
Digitally Enhanced Power Analog Buck Controller -- MCP19111 The MCP19111 is a mid-voltage (4.5-32V) analog-based PWM controller family with an integrated 8-bit PIC® microcontroller. This unique product combines the performance of a high-speed analog solution, including high-efficiency...
Digitally Enhanced Power Analog Current Controller -- MCP19114 The MCP19114 is a mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog solution, including high-efficiency...
Digitally Enhanced Power Analog Current Controller -- MCP19115 The MCP19115 is a mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog solution, including high-efficiency...
Digitally Enhanced Power Analog Current Controller -- MCP19116
Digitally Enhanced Power Analog Current Controller -- MCP19117
The MCP19117 is a mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog solution, including high-efficiency...
Digitally Enhanced Power Analog Buck Controller -- MCP19118 The MCP19118 is a mid-voltage (4.5-40V) analog-based PWM controller with an integrated 8-bit PIC® Microcontroller. This unique product combines the performance of a high-speed analog solution, including high-efficiency and fast...
Digitally Enhanced Power Analog Buck Controller -- MCP19119 The MCP19119 is a mid-voltage (4.5-40V) analog-based PWM controller family with an integrated 8-bit PIC® Microcontroller. This unique product combines the performance of a high-speed analog solution, including high-efficiency and...
Digitally Enhanced Power Analog Buck Controller -- MCP19122 The MCP19122 offers excellent regulation accuracy, in a variable output analog PWM controller with an integrated microcontroller for supervisory and management functions. It is a mid-voltage (4.5-40V) analog-based synchronous buck...
Digitally Enhanced Power Analog Buck Controller -- MCP19123 The MCP19123 offers excellent regulation accuracy, in a variable output analog PWM controller with an integrated microcontroller for supervisory and management functions. It is a mid-voltage (4.5-40V) analog-based synchronous buck...
Digitally Enhanced Power Analog Current and Voltage Controller -- MCP19124 The MCP19124 is a mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog solution, including high-efficiency...
Digitally Enhanced Power Analog Current and Voltage Controller -- MCP19125 The MCP19125 is a mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog solution, including high-efficiency...
Dual Channel Digitally Enhanced Power Analog Current Controller -- MCP19214 The MCP19214 is a dual-channel, mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog control solution,...
Dual Channel Digitally Enhanced Power Analog Current Controller -- MCP19215 The MCP19215 is a dual-channel, mid-voltage (4.5-42V) analog-based PWM controller with an integrated 8-bit PICTM Microcontroller. This unique product family combines the performance of a high-speed analog control solution,...
6.5V OVP Single Cell Li-Ion/Li-Polymer Battery Charge Management Controller -- MCP73113 The MCP73113 is a single cell, highly integrated Li-Ion battery charge management controller for use in space-limited and cost-sensitive applications. The MCP73113 can accept an absolute maximum of 18V input...
5.8V OVP Single Cell Li-Ion/Li-Polymer Battery Charge Management Controller -- MCP73114 The MCP73114 is a single cell, highly integrated Li-Ion battery charge management controller for use in space-limited and cost-sensitive applications. The MCP73114 can accept an absolute maximum of 18V input...
Lithium Iron Phosphate Battery Charge Management Controller -- MCP73123 The MCP73123 is a single cell, highly integrated LiFePO4 (lithium iron phosphate) battery charge management controller for use in space-limited and cost-sensitive applications. The MCP73123 can accept an absolute maximum...
Dual Cell Li-Ion/Li-Polymer Battery Charge Management Controller -- MCP73213 The MCP73213 is a dual cell, highly integrated Li-Ion battery charge management controller for use in space-limited and cost-sensitive applications. The MCP73213 can accept an absolute maximum of 18V input...
Advanced Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller -- MCP73837 The MCP73837 is a highly integrated full-featured linear Li-ion battery charger with both USB and AC-adapter inputs. Automatic Power Source Selection simplifies the design of battery chargers for applications that...
Advanced Stand-Alone Linear Li-Ion/Li-Polymer Charge Management Controller -- MCP73838 The MCP73838 is a highly integrated full-featured linear Li-ion battery charger with both USB and AC-adapter inputs. Automatic Power Source Selection simplifies the design of battery chargers for applications that...
Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller -- MCP73841 The MCP73841 combines high accuracy constant-voltage (0.5% max), constant-current regulation, cell preconditioning, cell temperature monitoring, advanced safety timers, automatic charge termination, and charge status indication in a space saving MSOP-10...
Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller -- MCP73842 The MCP73842 combines high accuracy constant-voltage (0.5% max), constant-current regulation, cell preconditioning, cell temperature monitoring, advanced safety timers, automatic charge termination, and charge status indication in a space saving MSOP-10...
Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller -- MCP73843 The MCP73843 combines high accuracy constant-voltage (0.5% max), constant-current regulation, cell preconditioning, advanced safety timers, automatic charge termination, and charge status indication in a space saving MSOP-8 package. The device...
Advanced Single/Dual Lithium-Ion/Li-Polymer Charge Management Controller -- MCP73844 The MCP73844 combines high accuracy constant-voltage (0.5% max), constant-current regulation, cell preconditioning, advanced safety timers, automatic charge termination, and charge status indication in a space saving MSOP-8 package. The device...
38V DC-DC Buck Controller with Hyper Light Load™ -- MIC2101
38V DC-DC Buck Controller with Hyper Speed Control™ -- MIC2102
The MIC2101/02 are constant-frequency, synchronous buck controllers featuring a unique adaptive ON-time control architecture. The MIC2101/02 operates over an input supply range from 4.5V to 38V and can be used...
75V DC-DC Buck Controller with Hyper Light Load™ -- MIC2103
75V DC-DC Buck Controller with Hyper Speed Control™ -- MIC2104
The MIC2103/04 are constant-frequency, synchronous buck controllers featuring a unique adaptive ON-time control architecture. The MIC2103/04 operates over an input supply range from 4.5V to 75V and can be used...
75V Synchronous Buck Controllers Featuring Adaptive ON-Time Control and External Soft start -- MIC2128 The MIC2128 is a constant-frequency synchronous buck controllers featuring a unique adaptive ON-time control architecture. The MIC2128 operates over an input voltage range from 4.5V to 75V and can be...
40V Synchronous Buck Controller -- MIC2130
40V Synchronous Buck Controller with Low EMI Option -- MIC2131
The MIC2130/1 is a high voltage input PWM synchronous buck IC. It is a voltage mode controller with a fast hysteretic control loop (FHyCL) employed during fast line and load...
Micropower Boost Converter, Dynamically Adjustable -- MIC2141 The MIC2141 is a micropower boost switching regulator that can operate from 3- or 4-cell nickel-metal-hydride batteries or a single Li-Ion cell. This regulator employs a constant 330kHz, fixed 18%...
400kHz 0.9A Isw Boost Regulator -- MIC2145 The MIC2145 is a small size boost switching regulator that can provide over 2.5W of output power. The input voltage range is between 2.4V to 16V, making the device suitable...
14.5V Two Phase Synchronous Buck Controller IC -- MIC2150
14.5V Two Phase Synchronous Buck Controller IC -- MIC2151
The MIC2150/1 are simple 2-phase dual-output synchronous buck control ICs featuring small size and high efficiency. The ICs implement PWM control at 500kHz (MIC2150) or 300kHz (MIC2151), with the outputs...
14.5V Dual Output Synchronous Buck Controller IC -- MIC2155 The MIC2155 and MIC2156 are a family of 2-phase, single output synchronous buck control ICs featuring small size, high efficiency, and a high level of flexibility. The ICs implement a...
28V Synchronous Buck Controller -- MIC2165 The MIC2165 is a synchronous adaptive on-time buck controller targeting high performance, cost sensitive applications such as set-top boxes, gateways, routers, computing peripherals, and telecom/networking equipment. The MIC2165 operates over...
28V Synchronous Buck Controller -- MIC2166 The MIC2166 is a synchronous adaptive on-time buck controller targeting high performance, cost sensitive applications such as set-top boxes, gateways, routers, computing peripherals, and telecom/networking equipment. The MIC2166 operates over...
14.5V PWM Synchronous Buck Controller IC -- MIC2168 The MIC2168 is a high-efficiency, simple to use 1MHz PWM synchronous buck control IC housed in a small MSOP-10 package. The MIC2168 allows compact DC/DC solutions with a minimal external...
14.5V PWM Synchronous Buck Controller IC -- MIC2169A The MIC2169A is a high-efficiency, simple to use 500kHz PWM synchronous buck control IC housed in a small MSOP-10 package. The MIC2169A allows compact DC/DC solutions with a minimal external...
14.5V PWM Synchronous Buck Controller IC -- MIC2169B The MIC2169B is a high-efficiency, simple to use 500kHz PWM synchronous buck control IC housed in a small MSOP-10 ePad package. It allows compact DC/DC solutions with a minimal external...
100kHz Switching Regulator -- MIC2171 The MIC2171 is a complete 100kHz SMPS current-mode controller with an internal 65V 2.5A power switch. Although primarily intended for voltage step-up applications, the floating switch architecture of the MIC2171...
1.25A 100kHz Switching Regulator -- MIC2172
1.25A 100kHz Switching Regulator -- MIC3172
The MIC2172 and MIC3172 are complete 100kHz SMPS current-mode controllers with internal 65V 1.25A power switches. The MIC2172 features external frequency synchronization or frequency adjustment, while the MIC3172 features an...
76V Synchronous Buck Controller -- MIC2176 The MIC2176-1/-2/-3 is a family of constant-frequency, synchronous buck controllers featuring a unique digitally modified adaptive ON-time control architecture. The MIC2176 family operates over an input supply range of 4.5V...
32V PWM Synchronous Buck Controller IC -- MIC2198 The MIC2198 is a high power 500kHz synchronous buck DC-to-DC controller. The MIC2198 operates from a wide 4.5V to 32V input and can be programmed for output voltages from 0.8V...
32V PWM Synchronous Buck Controller IC -- MIC2199 The MIC2199 is a high power 300kHz synchronous buck DC-to-DC controller. The MIC2199 operates from a wide 4.5V to 32V input and can be programmed for output voltages from 0.8V...
2MHz 600mA Synchronous PWM Buck Regulator w/Sync -- MIC2202 The MIC2202 is a high efficiency, 2MHz PWM synchronous buck regulator. The fast 2MHz operation along with a proprietary compensation scheme allows the smallest possible external components. The MIC2202 can...
1MHz 300mA Synchronous PWM Buck Regulator w/Sync -- MIC2203 The MIC2203 is a high efficiency 1MHz PWM synchronous buck switching regulator. The MIC2203 features low noise constant frequency PWM operation with a low dynamic supply current of <1mA. The...
2MHz 600mA Synchronous PWM Buck Regulator w/Sync -- MIC2204 The MIC2204 is a high efficiency 2MHz PWM synchronous buck switching regulator. Power conversion efficiency of above 95% is easily obtainable over a wide range of applications. A proprietary internal...
2MHz 600mA PWM Synchronous Buck Regulator -w/LowQ® Mode -- MIC2205 The MIC2205 is a high efficiency 2MHz PWM synchronous buck (step-down) regulator that features a LowQ® size, and high efficiency solution for portable power applications. In PWM mode, the...
2MHz 600mA PWM Synchronous Buck Regulator w/LowQ® Mode -- MIC2206 The MIC2206 is a high efficiency 2MHz PWM synchronous buck (step-down) regulator that features a LowQ® LDO standby mode that draws only 18mA of quiescent current. The MIC2206 allows...
3A 2MHz Buck Regulator -- MIC2207 The MIC2207 is a high efficiency PWM buck (step-down) regulators that provides up to 3A of output current. The MIC2207 operates at 2MHz and has proprietary internal compensation that allows...
Dual uCap LDO with Open Drain Driver -- MIC2210 The MIC2210 is a dual µCap low dropout regulator with an open-drain driver and power-on reset circuit. The first regulator is capable of sourcing 150mA, while the second regulator can...
Dual uCap LDO -- MIC2211 The MIC2211 is a dual µCap low dropout regulator. The first regulator is capable of sourcing 150mA, while the second regulator can source up to 300mA. Ideal for battery operated...
Dual uCap LDO -- MIC2212 The MIC2212 is a dual µCap low dropout regulator with power-on reset circuit. The first regulator is capable of sourcing 150mA, while the second regulator can source up to 300mA...
Adjustable Sequenced Portable Power Management IC -- MIC2213 The MIC2213 is a dual µCap low dropout regulator with an open-drain driver and power-on reset circuit. The first regulator is capable of sourcing 150mA, while the second regulator can...
Dual uCap LDO -- MIC2214 The MIC2214 is a dual µCap low dropout regulator with an open-drain driver and power-on reset circuit. The first regulator is capable of sourcing 150mA, while the second regulator can...
Dynamically Adjustable Dual 150mA/300mA uCap -- MIC2219 The MIC2219 is a dual µCap low dropout regulator. The first regulator is capable of sourcing 150mA, while the second regulator can source up to 300mA. Ideal for battery operated...
4MHz 2A Synchronous Buck Regulator w/Programmable Frequency -- MIC22200 The MIC22200 is a high efficiency, 2A integrated switch synchronous buck (step-down) regulator. The MIC22200 switching frequency is programmable from 800kHz to 4MHz, allowing the customer to optimize their designs...
2MHz 600mA PWM Buck Converter w/DAC Input and 40mΩ Bypass Switch -- MIC2224 The MIC2224 is a high efficiency 2MHz PWM synchronous buck switching regulator optimized for powering 2.5G and 3G CDMA RF Power Amplifiers. The output voltage of MIC2224 can be dynamically...
High Efficiency Dual 800/800mA Buck Switcher with Fast Transient -- MIC2230 The MIC2230 is dual output, high-efficiency synchronous step-down DC/DC converter. The MIC2230 is ideally suited for portable systems which demand high power conversion efficiencies and fast transient performance, while offered...
Dual 800/800mA Synchronous Buck Regulator -- MIC2238 The MIC2238 is dual output 2-phase synchronous buck (step down) PWM DC/DC switching regulator. Power conversion efficiencies of above 95% are easily obtainable for a wide range of applications and...
4MHz 4A Synchronous Buck Regulator w/Programmable Freq. & Power Good -- MIC22400 The MIC22400 is a high-efficiency, 4A integrated switch synchronous buck (step-down) regulator. The MIC22400 is optimized for highest efficiency, achieving over 90% efficiency while still switching at 1MHz over a...
4MHz 4A Synchronous Buck Regulator w/Programmable Freq. & POR -- MIC22405 The MIC22405 is a high efficiency, 4A integrated switch synchronous buck (step-down) regulator. The MIC22405 is optimized for highest efficiency, achieving more than 95% efficiency while still switching at 1MHz.
4MHz 500mA Synchronous Buck Regulator w/LowQ® Mode -- MIC2245 The MIC2245 is a high efficiency 4MHz pulse width modulated (PWM) synchronous buck (stepdown) regulator that features a LowQ® LDO standby mode that draws only 18µA of quiescent current.
2A Isw Low EMI Boost Regulator w/Dithering -- MIC2250 The MIC2250 is a general purpose DC/DC boost switching regulator that features low noise, EMI reduction circuitry, and high efficiency across a wide output current range. The MIC2250 is optimized...
1.6A Isw Low EMI Boost Regulator w/Dithering -- MIC2251 The MIC2251 is a general purpose DC/DC boost switching regulator that features low noise, EMI reduction circuitry, and high efficiency across a wide output current range. The MIC2251 is optimized...
3.5A 1MHz High Efficiency Boost Regulator w/OVP & Softstart -- MIC2253 The MIC2253 is a high power density 1MHz PWM DC/DC boost regulator. The 3.5A minimum switch current limit combined with a 1MHz switching frequency allows the MIC2253 to use smaller...
4MHz 6A Synchronous Buck Regulator -- MIC22601 The MIC22601 is a high efficiency 6A Integrated switch synchronous buck (step-down) regulator. The MIC22601 is optimized for highest efficiency (greater than 90%), while still switching at 4MHz over a...
1MHz 6A Synchronous Buck Regulator -- MIC22602 The MIC22602 is a high efficiency 6A Integrated switch synchronous buck (step-down) regulator. The MIC22602 is optimized for highest efficiency, achieving more than 95% efficiency while still switching at 1MHz...
1MHz 7A Synchronous Buck Regulator -- MIC22700 The MIC22700 is a high efficiency, 7A Integrated switch synchronous buck (step-down) regulator. The MIC22700 is optimized for highest efficiency. The device achieves more than 95% efficiency while still switching...
1MHz 7A Synchronous Buck Regulator -- MIC22705 The MIC22705 is a high-efficiency, 7A integrated switch synchronous buck (step-down) regulator. The MIC22705 is optimized for highest efficiency, achieving more than 95% efficiency while still switching at 1MHz. The...
8MHz 500mA Synchronous Buck Regulator w/LowQ® Mode -- MIC2285 The MIC2285 is a high efficiency 8MHz pulse width modulated (PWM) synchronous buck (stepdown) regulator that features a LowQ® LDO standby mode that draws only 18µA of quiescent current.
8MHz 600mA Synchronous Buck Regulator w/LowQ® Mode -- MIC2285A The MIC2285A is a high efficiency 8MHz PWM synchronous buck (step-down) regulator that features a LowQ® LDO standby mode that draws only 18µA of quiescent current. The MIC2285A allows...
1.2MHz Isw PWM Boost Regulator -- MIC2288 The MIC2288 is a 1.2MHz pulse-width modulation (PWM), DC/DC boost switching regulator. High power density is achieved with the MIC2288's internal 34V/1A switch, allowing it to power large loads in...
1.2MHz Isw PWM Boost Regulator -- MIC2290 The MIC2290 is a 1.2MHz , PWM, boost-switching regulator. The MIC2290 features an internal Schottky diode that reduces circuit board area and total solution cost. High power density is achieved...
1.2MHz Isw PWM Boost Converter -- MIC2295 The MIC2295 is a 1.2Mhz, PWM DC/DC boost switching regulator. High power density is achieved with the MIC2295's internal 34V / 1.2A switch, allowing it to power large loads in...
2MHz 10A Synchronous Buck Regulator w/Progammable Frequency -- MIC22950 The MIC22950 is a high efficiency 10A integrated switch synchronous buck (step-down) regulator. The MIC22950 switching frequency is programmable from 400kHz to 2MHz, allowing the customer to optimize designing either...
600kHz 1.7A Isw PWM Boost Converter -- MIC2296 The MIC2296 is a 600kHz, PWM DC/DC boost switching regulator. High power density is achieved with the MIC2296's internal 34V / 1.2A switch, allowing it to power large loads in...
8MHz 400mA HyperLight Load® Synchronous Buck Regulator -- MIC23030 The MIC23030 is a high efficiency 8MHz 400mA synchronous buck regulator with HyperLight Load® mode. HyperLight Load® provides very high efficiency at light loads and ultra-fast transient response...
4MHz 400mA HyperLight Load® Synchronous Buck Regulator -- MIC23031 The MIC23031 is a high efficiency 4MHz 400mA synchronous buck regulator with HyperLight Load® mode. HyperLight Load® provides very high efficiency at light loads and ultra-fast transient response...
4MHz 600mA HyperLight Load® Synchronous Buck Regulator -- MIC23050 The MIC23050 is a high efficiency 600mA PWM synchronous buck (step-down) regulator featuring HyperLight Load®, a patent pending switching scheme that offers best in class light load efficiency...
4MHz 600mA HyperLight Load® Synchronous Buck Regulator w/Voltage ScaLINg -- MIC23051 The MIC23051 is a high efficiency 600mA PWM synchronous buck (step-down) regulator featuring HyperLight Load®, a patented switching scheme that offers best in class light load efficiency and...
4MHz 2A HyperLight Load® Synchronous Buck Regulator -- MIC23150 The MIC23150 is a high-efficiency 4MHz 2A synchronous buck regulator with HyperLight Load® mode. HyperLight Load provides very high efficiency at light loads and ultra-fast transient response which is...
4MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good -- MIC23153 The MIC23153 is a high efficiency 4MHz 2A synchronous buck regulator with HyperLight Load® mode, Power Good output indicator, and programmable soft-start. HyperLight Load® provides very high efficiency...
3MHz 2A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good -- MIC23155 The MIC23155 is a high efficiency 3MHz 2A synchronous buck regulator with HyperLight Load® mode, Power Good output indicator, and programmable soft start. HyperLight Load® provides very high...
3MHz 1.5A HyperLight Load® Synchronous Buck Regulator w/I2C Control -- MIC23156 The MIC23156 is a high-efficiency 1.5A synchronous buck regulator with HyperLight Load® mode and dynamic voltage scaling control through I2C. HyperLight Load provides very high efficiency at...
Dual 3MHz 2A Synchronous Buck Regulator w/Soft-Start and Power Good -- MIC23158
Dual 3MHz 2A Synchronous Buck Regulator w/Soft-Start and Power Good -- MIC23159
The MIC23158/9 is a high efficiency 3MHz dual 2A synchronous buck regulator with HyperLight Load® mode, Power Good output indicator, and programmable soft start. The MIC23159 also provides an...
2MHz 2A Hyper Speed Control™ Synchronous Buck Regulator -- MIC23201 The MIC23201 is a high efficiency 2MHz 2A synchronous buck regulator with Hyper Speed Control. Hyper Speed Control™ provides ultra-fast transient response which is perfectly suited for supplying processor core...
Dual 4MHz 400mA Synchronous Buck Regulator -- MIC23250 The MIC23250 is a high efficiency 4MHz dual 400mA synchronous buck regulator with HyperLight Load® mode. HyperLight Load® provides very high efficiency at light loads and ultra-fast transient...
Dual 4MHz 400mA and Low Input Voltage Synchronous Buck Regulator -- MIC23254 The MIC23254 is a low-input voltage, high-efficiency 4MHz dual 400mA synchronous buck regulator with HyperLight Load® mode. HyperLight Load® provides very-high efficiency at light loads and ultra-fast transient...
4MHz 3A HyperLight Load® Synchronous Buck Regulator w/Soft-Start and Power Good -- MIC23303 The MIC23303 is a high efficiency 4MHz 3A synchronous buck regulator with HyperLight Load® mode, Power Good output indicator, and programmable soft-start. HyperLight Load® provides very high efficiency...
Dual -Slot PCI Express Hot-Plug Controller -- MIC2342 The MIC2342 is a dual-slot power controller supporting the power distribution requirements for Peripheral Component Interconnect Express (PCI Express®) Hot-Plug compliant systems. The MIC2342 provides complete power control support for...
4MHz PWM 6A Buck Regulator with HyperLight Load® -- MIC23603 The MIC23603 is a high-efficiency 4MHz 6A synchronous buck regulator with HyperLight Load® mode. HyperLight Load® provides very high efficiency at light loads and ultrafast transient response which...
I2C Programmable 5A Synchronous Buck Regulator -- MIC24045 The MIC24045 is an I2C-programmable, high-efficiency, wide input range, 5A synchronous step-down regulator. The MIC24045 is perfectly suited for multiple voltage rail application environments, typically found in computing and telecommunication...
19V High Efficiency DC-DC Buck Regulator -- MIC24051 The MIC24051 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC24051 operates over an input supply range of 4.5V to 19V and provides a...
19V Buck Regulator -- MIC24052 The MIC24052 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC24052 operates over a supply range of 4.5V to 19V. It has an internal linear...
19V High Efficiency DC-DC Buck Regulator -- MIC24053 The MIC24053 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC24053 operates over an input supply range of 4.5V to 19V and provides a...
19V Hyper DC-DC Buck Regulator -- MIC24054 The MIC24054 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC24054 operates over a supply range of 4.5V to 19V. It has an internal linear...
29V/12A DC-DC Buck Regulator -- MIC24055 The MIC24055 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC24055 operates over an input supply range of 4.5V to 19V and provides a...
29V/12A DC-DC Buck Regulator -- MIC24056 The MIC24056 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC24056 operates over a supply range of 4.5V to 19V. It has an internal linear...
Dual 1MHz 2.5A PWM Sync Buck Regulator -- MIC24420
Dual 500kHz 2.5A PWM Sync Buck Regulator -- MIC24421
The MIC24420/MIC24421 are synchronous PWM dual output step down converters with internal 2.5A high-side switches. The MIC24420/MIC24421 has an integrated low-side gate driver for synchronous step-down conversion by connecting an...
Dual Channel Hot-Swap Controller - 100mV Threshold -- MIC2584
Dual Channel Hot-Swap Controller - 100mV Threshold -- MIC2585-2
The MIC2584 and MIC2585 are dual-channel positive voltage hot swap controllers designed to facilitate the safe insertion of boards into live system backplanes. The MIC2584 and MIC2585 are available in...
Negative Voltage Hot-swap Controller -- MIC2588
Negative Voltage Hot-Swap Controller -- MIC2594
The MIC2588 and the MIC2594 are single-channel, negative-voltage hot swap controllers designed to address the need for safe insertion and removal of circuit boards into "live" high-voltage system backplanes, while...
Negative Voltage Hot-Swap Controller -- MIC2595 The MIC2589 and MIC2595 are single-channel, negative voltage hot swap controllers designed to address the need for safe insertion and removal of circuit boards into "live" system backplanes, while using...
Dual-Slot PCI Express Hot-Plug Controller -- MIC2591B The MIC2591B is a dual-slot power controller supporting the power distribution requirements for Peripheral Component Interconnect Express (PCI Express®) Hot-Plug compliant systems incorporating the Intelligent Platform Management Interface (IPMI) Specifi...
1.2 MHz 1.7A Isw Wide Input Range Boost Regulator -- MIC2601
2 MHz Wide Input Range Boost Regulator -- MIC2602
The MIC2601/2 is a 1.2MHz/2MHz, PWM DC/DC boost switching regulator. High power density is achieved with the MIC2601/2's internal 40V/1.2A switch, allowing it to power large loads in a tiny...
1.2 MHz 0.8A Isw Wide Input Range Boost Regulator w/ Integrated Schottky -- MIC2605
2 MHz Wide Input Range Boost Regulator -- MIC2606
The MIC2605/6 is a 1.2MHz/2MHz, PWM DC/DC boost switching regulator. High power density is achieved with the MIC2605/6's internal 40V/0.5A switch and Schottky diode, allowing it to power large loads...
28V/12A DC-DC Buck Regulator -- MIC261201 The MIC261201 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC261201 operates over an input supply range of 4.5V to 28V and provides a...
28V/12A DC-DC Buck Regulator -- MIC261203 The MIC261203 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC261203 operates over a supply range of 4.5V to 28V. It has an internal linear...
28V/12A DC-DC Buck Regulator -- MIC261203Z The MIC261203-ZA is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC261203-ZA operates over an input supply range of 4.5V to 28V and provides a...
1.2MHz Isw PWM Boost Converter -- MIC2619 The MIC2619 is a 1.2MHz pulse width modulated (PWM) step-up switching regulator that is optimized for low power, high output voltage applications. With a maximum output voltage of 35V, and...
26V DC-DC Buck Regulator -- MIC26400 The MIC26400 is a constant-frequency, synchronous buck regulator featuring a unique digitally modified adaptive ON-time control architecture. The MIC26400 operates over an input supply range of 4.5V to 26V and...
26V DC-DC Buck Regulator -- MIC26600 The MIC26600 is a constant-frequency, synchronous buck regulator featuring a unique digitally modified adaptive ON-time control architecture. The MIC26600 operates over an input supply range of 4.5V to 26V and...
28V/6A DC-DC Buck Regulator -- MIC26601 The MIC26601 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC26601 operates over an input supply range of 4.5V to 28V and provides a...
28V/6A DC-DC Buck Regulator -- MIC26603 The MIC26603 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC26603 operates over a supply range of 4.5V to 28V. It has an internal linear...
28V/6A DC-DC Buck Regulator -- MIC26603Z The MIC26603-ZA is a constant-frequency, synchronous buck regulator featuring a unique adaptive ON-time control architecture. The MIC26603-ZA operates over an input supply range of 4.5V to 28V and provides a...
28V/9A DC-DC Buck Regulator -- MIC26901 The MIC26901 is a constant-frequency, synchronous buck regulator featuring a unique adaptive on-time control architecture. The MIC26901 operates over an input supply range of 4.5V to 28V and provides a...
28V/9A DC-DC Buck Regulator -- MIC26903 The MIC26903 is a constant-frequency, synchronous DC/DC buck regulator featuring adaptive on-time control architecture. The MIC26903 operates over a supply range of 4.5V to 28V. It has an internal linear...
28V/9A Synchronous DC-DC Regulator -- MIC26903Z The MIC26903-ZA is a constant-frequency, synchronous buck regulator featuring a unique adaptive ON-time control architecture. The MIC26903-ZA operates over an input supply range of 4.5V to 28V and provides a...
28V/12A Synchronous DC-DC Regulator -- MIC26950 The MIC26950 is a constant-frequency, synchronous buck regulator featuring a unique digitally modified adaptive ON-time control architecture. The MIC26950 operates over an input supply range of 4.5V to 26V and...
36V/7A DC-DC Buck Regulator -- MIC27600 The MIC27600 is a constant-frequency, synchronous buck regulator featuring a unique digitally modified adaptive on-time control architecture. The MIC27600 operates over an input supply range of 4.5V to 36V and...
2MHz 600mA DC/DC + Dual 300mA LINear Regulators with LowQ® Mode -- MIC2800 The MIC2800 is a high performance power management IC, giving three output voltages with maximum efficiency. Integrating a 2MHz DC/DC converter with an LDO post regulator, the MIC2800 gives two...
2MHz 600mA DC/DC + Dual 300mA LINear Regulators with LowQ® Mode -- MIC2810 The MIC2810 is a high performance power management IC, integrating a 2MHz DC/DC switcher with two 300mA LDOs. The MIC2810 features a LowQ® mode, reducing the total current draw while...
75V/4A DC-DC Buck Regulator w/Hyper Speed Control™ -- MIC28510 The MIC28510 is an adjustable frequency, synchronous buck regulator featuring unique adaptive on-time control architecture. The MIC28510 operates over an input supply range of 4.5V to 75V and provides a...
60V/3A Synchronous Buck Regulator w/Hyper Speed Control™ -- MIC28511 The MIC28511 is a synchronous step-down switching regulator with internal power switches capable of providing up to 3A output current from a wide input supply range from 4.6V to 60V.
70V/2A Synchronous Buck Regulator w/Hyper Speed Control™ -- MIC28512 The MIC28512 is a synchronous step-down switching regulator with internal power switches capable of providing up to 2A output current from a wide input supply range from 4.6V to 70V.
45V/4A Synchronous Buck Regulator w/Hyper Light Load™ -- MIC28513 The MIC28513 is a synchronous step-down switching regulator with internal power switches capable of providing up to 4A output current from a wide input supply range from 4.6V to 45V.
75V/5A DC-DC Switching Buck Regulator with External Soft Start -- MIC28514 The MIC28514/15 is a wide input range (4.5V-75V) integrated FET, 5A switching regulators. The MIC28514/15 is leveraging the latest enhanced high voltage COT controllers co-packaged with a pair of low...
75V/5A DC-DC Switching Buck Regulator with Mode Select -- MIC28515 The MIC28515/14 is a wide input range (4.5V-75V) integrated FET, 5A switching regulators. The MIC28515/14 is leveraging the latest enhanced high voltage COT controllers co-packaged with a pair of low...
2MHz 4.8A Isw Synchronous Boost Regulator -- MIC2875 The MIC2875 is a compact and highly-efficient 2MHz synchronous boost regulator with a 4.8A switch. It features a bi-directional load disconnect function which prevents any leakage current between the input...
2MHz 4.8A Isw Synchronous Boost Regulator -- MIC2876 The MIC2876 is a compact and highly-efficient 2MHz synchronous boost regulator with a 4.8A switch. It features a bi-directional load disconnect function which prevents any leakage current between the input...
2MHz 6.5A Isw Synchronous Boost Regulator -- MIC2877 The MIC2877 is a compact and highly efficient 2MHz synchronous boost regulator with a 6.5A (typical) switch. It features a bidirectional true load disconnect function that prevents any leakage current...
5.0A LDO Adjustable -- MIC29503 The MIC29150/29300/29500/29750 are high-current, high-accuracy, low-dropout voltage regulators. Using Micrel's proprietary Super βeta PNP® process with a PNP pass element, these regulators feature 350mV to 425mV (full load) typical...
1.5A LDO Fixed Voltage -- MIC29151
3.0A LDO Adjustable -- MIC29302
3.0A LDO Adjustable -- MIC29303
3.0A LDO Fixed Voltage + Flag + Shutdown -- MIC29301
3.0A LDO Fixed Voltage -- MIC29300
5.0A LDO Adjustable -- MIC29502
5.0A LDO Fixed -- MIC29501
5.0A LDO Fixed Voltage -- MIC29500
7.5A LDO Adjustable and Shutdown -- MIC29752
7.5A LDO Flag and Shutdown -- MIC29751
The MIC29150/29300/29500/29750 are high-current, high-accuracy, low-dropout voltage regulators. Using proprietary Super βeta PNP® process with a PNP pass element, these regulators feature 350mV to 425mV (full load) typical dropout...
400mA LDO 5v Adjustable -- MIC29204
400mA LDO Adj+Shutdown -- MIC29202
400mA LDO Fixed Voltage -- MIC29201
400mA LDO Fixed Voltage -- MIC2920A
The MIC2920A family are "bulletproof" efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 370mV at 250mA), and very low quiescent current (140µA typical). The...
3.0A Fast-Response LDO -- MIC29302A The MIC29302A is a high-current, low-cost, low-dropout voltage regulator which uses proprietary Super βeta PNP® process with a PNP pass element. The 3A LDO regulator features 450mV (full load)...
3.0A LDO Adjustable -- MIC29302H The MIC29302HWU is a high current, high accuracy, lowdropout voltage regulators. Using proprietary Super βeta PNP® process with a PNP pass element, these regulators feature 350mV to 425mV (full...
3.0A LDO Adjustable -- MIC29312
3.0A LDO Fixed Voltage -- MIC29310
The MIC29310 and MIC29312 are low cost versions of MIC29300 family low-dropout (LDO) regulators. Manufactured on proprietary Super βeta PNP® process, the MIC29310/2 is a 3A LDO regulator with...
750mA LDO Adj + Shutdown -- MIC29372
750mA LDO Fixed Voltage -- MIC2937A
The MIC2937A family are "bulletproof" efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 300mV at 500mA) and very low quiescent current (160µA typical). The...
750mA LDO Fixed Voltage + Flag + Shutdown -- MIC29371 The MIC2937A family are "bulletproof" efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 300mV at 500mA) and very low quiescent current (160µA typical). The...
1.25A LDO Adjustable -- MIC2941A
1.25A LDO Fixed Voltage -- MIC2940A
The MIC2940A and MIC2941A are "bulletproof" efficient voltage regulators with very low dropout voltage (typically 40mV at light loads and 350mV at 1A) and low quiescent current (240µA typical). The...
Low Drop-out Regulator -- MIC2951 The MIC2950 and MIC2951 are "bulletproof" micropower voltage regulators with very low dropout voltage (typically 40mV at light loads and 250mV at 100mA) and very low quiescent currents. Like their...
1.5A LDO Adjustable -- MIC29152
1.5A LDO Fixed Voltage -- MIC29150
5.0A LDO Adjustable -- MIC29512
5.0A LDO Fixed Voltage -- MIC29510
The MIC29510 and MIC29512 are high-current, high-accuracy, low-dropout voltage regulators featuring fast transient recovery from input voltage surges and output load current changes. These regulators use a PNP pass element...
Low Drop-out Regulator -- MIC2954 The MIC2954 is a "bulletproof", efficient voltage regulator with very low dropout voltage (typically 40mV at light loads and 375mV at 250mA) and low quiescent current (120µA typical). The quiescent...
7.5A LDO Adjustable and Shutdown -- MIC29712 The MIC29710 and MIC29712 are high-current, high-accuracy, low-dropout voltage regulators featuring fast transient recovery from input voltage surges and output load current changes. These regulators use a PNP pass element...
8MHz 400mA Internal Inductor Buck Regulator Power Module -- MIC33030 The MIC33030 is a high-efficiency, 8MHz, 400mA synchronous buck regulator with an internal inductor and HyperLight Load® mode. HyperLight Load® provides very high efficiency at light loads and ultra-fast transient...
High Efficiency 600mA Inductor-less Buck Regulator Power Module -- MIC33050 The MIC33050 is a high efficiency 600mA PWM synchronous buck (step-down) regulator with internal inductor featuring HyperLight Load®, a patent-pending switching scheme that offers best-in-class light load efficiency and transient...
4MHz PWM 1.2A Internal Inductor Buck Switcher Power Module -- MIC33153 The MIC33153 is a high-efficiency 4MHz 1.2A synchronous buck regulator with an internal inductor, HyperLight Load® mode, Power Good (PG) output indicator, and programmable soft start. HyperLight Load® provides very...
8MHz Power Module -- MIC3385 The MIC3385 is a high efficiency inductorless buck regulator that features a LowQ® LDO standby mode that draws only 18µA of quiescent current. The MIC3385 requires no external inductor enabling...
3A Adjustable Vout uCap LDO -- MIC35302 The MIC35302 is a 3A low-dropout linear voltage regulator that provides a low voltage, high current output with a minimum of external components. It offers high precision, ultra-low dropout (600mV...
1.0A Low Voltage Adjustable uCap LDO Regulator -- MIC37102
1.0A Low Voltage Fixed Vout uCap LDO -- MIC37101
1.0A Low Voltage uCap LDO -- MIC37100
The MIC37100, MIC37101, and MIC37102 are 1A low dropout, linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing proprietary Super βeta PNP® pass element,...
1.5A LDO with Reverse Battery and Current Protection -- MIC37139 The MIC37139 is a 1.5A low dropout linear voltage regulator that provides a low-voltage, high-current output with a minimum of external components. It offers high precision, ultra-low dropout (500mV overtemperature),...
Low Voltage, 1.5A uCap LDO -- MIC37150
Low Voltage, 1.5A uCap LDO -- MIC37151
Low Voltage, 1.5A uCap LDO -- MIC37152
Low Voltage, 1.5A uCap LDO -- MIC37153
The MIC37150/51/52/53 is a 1.5A low dropout linear voltage regulator that provides a low-voltage, high-current output with a minimum of external components. It offers high precision, ultra-low dropout (500mV over...
Low Voltage, 2.5A uCap LDO -- MIC37252 The MIC37252 is a 2.5A low-dropout linear voltage regulator that provides a low-voltage, high-current output with a minimum of external components. It offers high precision, low dropout, and low ground...
3A Low Voltage uCap LDO Regulator -- MIC37300
3A Low Voltage uCap LDO Regulator -- MIC37301
3A Low Voltage uCap LDO Regulator -- MIC37302
3A Low Voltage uCap LDO Regulator -- MIC37303
The MIC37300/01/02/03 is a 3.0A low-dropout linear voltage regulator that provides a low-voltage, high-current output with a minimum number of external components. It offers high precision, ultra-low-dropout (500mV overtemperature), and...
5A Low Voltage LDO Regulator -- MIC37501
5A Low Voltage LDO Regulator -- MIC37502
The MIC37501 and MIC37502 are 5A, low dropout linear voltage regulators that provide low-voltage, high-current outputs with a minimum of external components. They offer high precision, ultra-low dropout (500mV), and...
750mA Low Voltage uCap LDO -- MIC3775 The MIC3775 is a 750mA low dropout linear voltage regulator that provides low-voltage, high-current output from an extremely small package. Utilizing proprietary Superβeta PNP® pass element, the MIC3775 offers...
1.5A Ultra Low Noise Power Module -- MIC38150 The MIC38150 is a 1.5A continuous output current step down converter. This is a follow on product in the new High Efficiency Low DropOut Regulators (HELDO®) family, that...
3A Ultra Low Noise Power Module -- MIC38300 The MIC38300 is a 3A peak, 2.2A continuous output current step down converter. This is the first device in a new generation of High Efficiency Low Dropout (HELDO®)...
20V Current Mode SMPS Controller -- MIC38C43
20V Current Mode SMPS Controller -- MIC38C44
20V Current Mode SMPS Controller -- MIC38C45
The MIC38C4x are fixed frequency, high performance, current-mode PWM controllers. BiCMOS devices are pin compatible with 384x bipolar devices but feature several improvements. Undervoltage lockout circuitry allows the '42 and...
20V Current Mode SMPS Controller -- MIC38HC42
20V Current Mode SMPS Controller -- MIC38HC44
BiCMOS 1A Current-Mode PWM Controller -- MIC38HC43
BiCMOS 1A Current-Mode PWM Controller -- MIC38HC45
The MIC38HC4x family are fixed frequency current-mode PWM controllers with 1A drive current capability. BiCMOS devices are pin-compatible with 384x bipolar devices. Their high output drive, with fast rise and...
1.0A 1.0% Fixed Voltage LDO -- MIC39100
1.0A 1.0% Fixed Voltage LDO -- MIC39102
The MIC39100, MIC39101, and MIC39102 are 1A low-dropout linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing Micrel's proprietary Super βeta PNP® pass element,...
1.0A 1.0% Fixed Voltage LDO -- MIC39101 The MIC39100, MIC39101, and MIC39102 are 1A low-dropout linear voltage regulators that provide low-voltage, high-current output from an extremely small package. Utilizing proprietary Super βeta PNP® pass element, the...
1.5A 1.0% Fixed Voltage LDO -- MIC39151 The MIC39150, MIC39151, and MIC39152 are 1.5A LDO voltage regulators that provide a low-voltage, high-current output with a minimum of external components. Utilizing proprietary Super βeta PNP® pass element, the...
1.5A 1.0% Fixed Voltage LDO -- MIC39150
1.5A, Adjustable Vout uCap LDO -- MIC39152
The MIC39150, MIC39151, and MIC39152 are 1.5A LDO voltage regulators that provide a low-voltage, high-current output with a minimum of external components. Utilizing proprietary Super βeta PNP® pass element,...
3.0A 1.0% Fixed Voltage LDO -- MIC39300
3.0A 1.0% Fixed Voltage LDO -- MIC39301
3.0A Adjustable Wide VIN LDO -- MIC39302
The MIC39300, MIC39301, and MIC39302 are 3.0A low-dropout linear voltage regulators that provide a low voltage, high-current output with a minimum of external components. Utilizing proprietary Super βeta PNP®
5.0A 1.0% Fixed Voltage LDO -- MIC39500
5.0A 1.0% Fixed Voltage LDO -- MIC39501
The MIC39500 and MIC39501 are 5A low-dropout linear voltage regulators that provide a low-voltage, high-current output with a minimum of external components. Utilizing proprietary Super βeta PNP® pass element,...
750mA uCap Low Voltage LDO -- MIC3975 The MIC3975 is a 750mA low dropout linear voltage regulator that provide low-voltage, high-current output from an extremely small package. Utilizing proprietary Superβeta PNP® pass element, the MIC3975 offers...
0.5A Step-down Regulator -- MIC4574 The MIC4574 is a series of easy to use fixed and adjustable BiCMOS step-down (buck) switch-mode voltage regulators. The 200kHz MIC4574 duplicates the pinout and function of the 52kHz LM2574.
1.0A Step-down Regulator -- MIC4575 The MIC4575 is a series of easy to use fixed and adjustable BiCMOS step-down (buck) switch-mode voltage regulators. The 200kHz MIC4575 duplicates the pinout and function of the 52kHz LM2575.
3.0A Step-down Regulator -- MIC4576 The MIC4576 is a series of easy to use fixed and adjustable BiCMOS step-down (buck) switch-mode voltage regulators. The 200kHz MIC4576 duplicates the pinout and function of the 52kHz LM2576.
1.3A Buck Regulator -- MIC4680 The MIC4680 SuperSwitcher™ is an easy-to-use fixed or adjustable output voltage step-down (buck) switch-mode voltage regulator. The 200kHz MIC4680 achieves up to 1.3A of continuous output current over a wide...
2A Peak Buck Regulator -- MIC4681 The MIC4681 SuperSwitcher™ is an easy-to-use step-down (buck) voltage-mode switching regulator. The 200kHz MIC4681 achieves over 1A of continuous output current over a 4V to 30V input range in an...
2A Buck Regulator -- MIC4684 The MIC4684 is a high-efficiency 200kHz stepdown (buck) switching regulator. Power conversion efficiency of above 85% is easily obtainable for a wide variety of applications. The MIC4684 achieves 2A of...
3A Buck Regulator -- MIC4685 The MIC4685 is a high-efficiency 200kHz stepdown (buck) switching regulator. Power conversion efficiency of above 85% is easily obtainable for a wide variety of applications. The MIC4685 achieves 3A of...
500KHz 1A SuperSwitcher™ Buck Regulator -- MIC4690 The MIC4690 SuperSwitcher™ is an easy-to-use, 500kHz step-down PWM voltage regulator. The MIC4690 achieves over 1A of continuous output current over a wide input voltage range in an 8-lead SO...
500mA ULDO w/ Low Input and Low Output Voltage -- MIC47050 The MIC47050 is a high-speed, ultra-low dropout, dual-supply NMOS ULDO™ designed to take advantage of point-of-load applications that use multiple supply rails to generate a low-voltage, high-current power supply. The...
500mA Adjustable Micropower ULDO -- MIC47053 The MIC47053 is a high-speed, adjustable output ultra-low dropout, dual NMOS ULDO™ designed to power point-of-load applications that require a low-voltage, high-current power supply. The MIC47053 can source 500mA of...
1A High Speed, Low Vin LDO -- MIC47100 The MIC47100 is a high speed, low VIN LDO capable of delivering up to 1A and designed to take advantage of point-of-load applications that use multiple supply rails to...
1.5A Low Voltage LDO Regulator with Dual Input Supplies -- MIC47150 The MIC47150 is a high-bandwidth, low-dropout, 1.5A voltage regulator that is ideal for powering core voltages of low-power microprocessors. The MIC47150 implements a dual supply configuration allowing for very low...
2MHz 2A Buck Regulator -- MIC4720 The MIC4720 is a high efficiency PWM buck (step-down) regulator that provides up to 2A of output current. The MIC4720 operates at 2.0MHz and has proprietary internal compensation that allows...
2MHz 1.5A Buck Regulator -- MIC4721 The MIC4721 is a high efficiency PWM buck (step-down) regulators that provides up to 1.5A of output current. The MIC4721 operates at 2MHz and has proprietary internal compensation that allows...
2.7MHz 3A Buck Regulator -- MIC4722 The MIC4722 is a high efficiency PWM buck (step-down) regulator that provides up to 3A of output current. The MIC4722 operates at 2.7MHz that makes it suitable for next generation...
2MHz 3A Buck Regulator -- MIC4723 The MIC4723 is a high efficiency PWM buck (step-down) regulator that provides up to 3A of output current. The MIC4723 operates at 2.0MHz and has proprietary internal compensation that allows...
2MHz 3A Buck Regulator -- MIC4724 The MIC4724 is a high efficiency PWM buck (step-down) regulator that provides up to 3A of output current. The MIC4724 operates at 2.0MHz and has proprietary internal compensation that allows...
3A Low Voltage High Bandwidth LDO Regulator with Dual Input Supplies -- MIC47300 The MIC47300 is a high-bandwidth, low-dropout, 3A voltage regulator that is ideal for powering core voltages of low-power microprocessors. The MIC47300 implements a dual supply configuration allowing for very low...
Dual 2 MHz 2A Buck Regulator -- MIC4742 The MIC4742 is a high efficiency dual PWM buck (step-down) regulator that provides dual 2A current output. The MIC4742 operates at 2MHz. A proprietary internal compensation technique allows a closed...
Dual 4 MHz 2A Buck Regulator -- MIC4744 The MIC4744 is a high efficiency dual PWM buck (step-down) regulator that provides dual 2A current output. The MIC4744 operates at 4MHz. A proprietary internal compensation technique allows a closed...
Dual 1.8MHz 2A Buck Regulator -- MIC4782 The MIC4782 is a high efficiency dual PWM buck (step-down) regulator that provides dual 2A output current. The MIC4782 operates at 1.8MHz. A proprietary internal compensation technique allows a closed...
Dual Supply, Low Voltage 1.5A LDO -- MIC49150 The MIC49150 is a high-bandwidth, low-dropout, 1.5A voltage regulator ideal for powering core voltages of low power microprocessors. The MIC49150 implements a dual supply configuration allowing for very low output...
2A LDO, Low Vin, Low Vout, Fast Transient Response, uCap Stable -- MIC49200 The MIC49200 is a high-bandwidth, low-dropout, 2A voltage regulator ideal for powering core voltages of low-power microprocessors. The MIC49200 implements a dual supply configuration allowing for very low output impedance...
3.3MHz 3A Hyper Speed Control™ Synchronous Buck Regulator -- MIC4930 The MIC4930 is a high-efficiency, 3A synchronous buck regulator with ultra-fast transient response perfectly suited for supplying processor core and I/O voltages from a 5V or 3.3V bus. The MIC4930...
Dual Supply, Low Voltage 3.0A LDO -- MIC49300 The MIC49300 is a high-bandwidth, low-dropout, 3.0A voltage regulator ideal for powering core voltages of low-power microprocessors. The MIC49300 implements a dual supply configuration allowing for very low output impedance...
3.3MHz 5A Hyper Speed Control™ Synchronous Buck Regulator -- MIC4950 The MIC4950 is a high-efficiency, 5A synchronous buck regulator with ultra-fast transient response perfectly suited for supplying processor core and I/O voltages from a 5V or 3.3V bus. The MIC4950...
5A Dual Supply, Low Voltage, High Bandwidth LDO -- MIC49500 The MIC49500 is an ultra-high-bandwidth, low-dropout, 5.0A voltage regulator ideal for powering core voltages of low-voltage microprocessors. The MIC49500 implements a dual supply configuration allowing for very low output impedance...
100mA LDO Regulator -- MIC5200 The MIC5200 is an efficient linear voltage regulator with very low dropout voltage (typically 17mV at light loads and 200mV at 100mA) and very low ground current (1mA at 100mA...
200mA LDO Regulator -- MIC5201 The MIC5201 is an efficient linear voltage regulator with very low dropout voltage (typically 17mV at light loads and 200mV at 100mA) and very low ground current (1mA at 100mA...
Dual 100mA, 1% Accuracy LDO Regulator -- MIC5202 The MIC5202 is a dual linear voltage regulator with low dropout voltage (typically 17mV at light loads and 210mV at 100mA), and low ground current (1mA at 100mA per output).
150mA Accuracy Low Noise LDO -- MIC5205 The MIC5205 is an efficient linear voltage regulator with ultra-low noise output, very low dropout voltage (typically 17mV at light loads and 165mV at 150mA), and very low ground current...
150mA Accuracy Low Noise LDO -- MIC5206 The MIC5206 is an efficient linear voltage regulator with very low dropout voltage (typically 17mV at light loads and 165mV at 150mA) and very low ground current (600µA at 100mA...
180mA 3% Accuracy Low Noise LDO -- MIC5207 The MIC5207 is an efficient linear voltage regulator with ultra-low-noise output, very low dropout voltage (typically 17mV at light loads and 165mV at 150mA), and very low ground current (720µA...
Dual 50mA 3% Accuracy uCap LDO -- MIC5208 The MIC5208 is a dual linear voltage regulator with very low dropout voltage (typically 20mV at light loads and 250mV at 50mA), very low ground current (225µA at 10mA output),...
500mA 1% Accuracy Low Noise LDO -- MIC5209 The MIC5209 is an efficient linear voltage regulator with very low dropout voltage, typically 10mV at light loads and less than 500mV at full load, with better than 1% output...
Dual 150mA 1% Accuracy Low Noise LDO -- MIC5210 The MIC5210 is a dual linear voltage regulator with very low dropout voltage (typically 10mV at light loads and 140mV at 100mA), very low ground current (225µA at 10mA output),...
Dual uCap 80mA LDO -- MIC5211 The MIC5211 is a dual µCap 80mA linear voltage regulator with very low dropout voltage (typically 20mV at light loads), very low ground current (225µA at 20mA output current), and...
500mA 1% Accuracy Low Noise LDO -- MIC5212 The MIC5212 is a dual linear voltage regulator with very low dropout voltage (typically 10mV at light loads and 350mV at 500mA), very low ground current (225µA at 10mA output),...
500mA Peak Output LDO w/ Flag -- MIC5216 The MIC5216 is an efficient linear voltage regulator with high peak output current capability, very low dropout voltage, and better than 1% output voltage accuracy. Dropout is typically 10mV at...
500mA Peak Output LDO -- MIC5219 The MIC5219 is an efficient linear voltage regulator with high peak output current capability, very-low dropout voltage, and better than 1% output voltage accuracy. Dropout is typically 10mV at light...
10mA Ultra Low Iq Single uCap LDO -- MIC5232 The MIC5232 is an ultra-low quiescent current, low-dropout linear regulator that is capable of operating from a single-cell lithium ion battery. Consuming only 1.8µA of quiescent current while operating, the...
High Vin, Low Iq LDO Regulator -- MIC5233 The MIC5233 is a 100mA, highly accurate, low dropout regulator with high input voltage and ultra-low ground current. This combination of high input voltage and low ground current makes the...
Low-Quiescent Current 150mA LDO Regulator -- MIC5234 The MIC5234 is a low-quiescent current, µCap low-dropout regulator. With a maximum operating input voltage of 30V and quiescent current of 20µA, it is ideal for supplying keep-alive power in...
Low Quiescent Current uCap LDO Regulator -- MIC5236 The MIC5236 is a low quiescent current, µCap low dropout regulator. With a maximum operating input voltage of 30V and a quiescent current of 20µA, it is ideal for supplying...
500mA 3% Accuracy LDO -- MIC5237 The MIC5237 is a general purpose low-dropout regulator capable of 500mA output current with better than 3% output voltage accuracy. Using proprietary Superβeta PNP® process with a PNP pass...
Low Quiescent Current 500mA uCap LDO -- MIC5239 The MIC5239 is a low quiescent current, µCap low-dropout regulator. With a maximum operating input voltage of 30V and a quiescent current of 23µA, it is ideal for supplying keep-alive...
150mA Low Voltage uCap CMOS Regulator -- MIC5247 The MIC5247 is an efficient and precise, low-voltage CMOS voltage regulator optimized for ultra-low noise applications. The MIC5247 offers better than 1% initial accuracy and 85mA constant ground current over...
150mA uCap CMOS LDO Regulator -- MIC5248 The MIC5248 is an efficient, general purpose 1.2V CMOS voltage regulator with a Power Good output function. The MIC5248 offers better than 3% initial accuracy and constant ground current (typically...
300mA uCap LDO w/ Programmable Power-On Reset Delay -- MIC5249 The MIC5249 is an efficient, precise 300mA CMOS voltage regulator with power-on reset delay which can be implemented via an external capacitor. It offers 1% initial accuracy, extremely low dropout...
150mA High-PSRR uCap LDO -- MIC5252 The MIC5252 is an efficient, precise CMOS voltage regulator optimized for ultra-low-noise applications. It offers 1% initial accuracy, extremely low dropout voltage (135mV at 150mA) and low ground current (typically...
100mA Low Noise uCap Teeny™ LDO -- MIC5253 The MIC5253 is an efficient CMOS voltage regulator optimized for ultra-low-noise applications. It offers 1.5% initial accuracy, extremely low dropout voltage (165mV at 100mA), and low ground current (typically 95µA...
150mA Low Noise uCap LDO -- MIC5255 The MIC5255 is an efficient, precise CMOS voltage regulator optimized for ultra-low noise applications. It offers 1% initial accuracy, extremely low dropout voltage (135mV at 150mA) and low ground current...
150mA uCap LDO -- MIC5256 The MIC5256 is an efficient, precise CMOS voltage regulator. It offers better than 1% initial accuracy, extremely low dropout voltage (typically 135mV at 150mA) and low ground current (typically 90µA)...
150mA LDO -- MIC5258 The MIC5258 is an efficient, precise CMOS voltage regulator with Power Good output. The MIC5258 offers better than 3% initial accuracy and constant ground current (typically 100µA) over load .
Low Drop Out Regulator, 300mA High PSRR -- MIC5259 The MIC5259 is an efficient CMOS voltage regulator optimized for low-noise applications. It offers 1.5% initial accuracy, low dropout voltage (300mV at 300mA), and low ground current (typically 105µA at...
150mA uCap Dual LDO Regulator -- MIC5264 The MIC5264 is ideal for any application in portable electronics, including both RF and digital applications. With good output noise and high PSRR, the MIC5264 is ideal for noise sensitive...
150mA uCap LDO Regulator -- MIC5265 The MIC5265 is a 150mA LDO in lead-free Thin SOT-23-5 packaging that is perfect for applications where cost is the priority. The MIC5265 is ideal for any application in portable...
150mA uCap LDO -- MIC5268 The MIC5268 is an efficient, precise CMOS voltage regulator with Power Good output. The MIC5268 offers better than 3% initial accuracy and constant ground current (typically 100µA) over load. The...
100mA Negative uCap LDO Regulator -- MIC5270 The MIC5270 is a µCap 100mA negative regulator in a SOT-23-5 package. With better than 2% initial accuracy, this regulator provides a very accurate supply voltage for applications that require...
100mA Negative uCap LDO Regulator with Enable -- MIC5271 The MIC5271 is a µCap 100mA negative regulator in a SOT-23-5 package. With better than 2% initial accuracy, this regulator provides a very accurate supply voltage for applications that require...
120V High PSRR LDO -- MIC5280 The MIC5280 is a high performance, low dropout regulator, offering a very low noise output with a very wide input voltage operating range, up to 120V DC input voltage. Ideal...
120V High PSRR LDO -- MIC5281 The MIC5281 high performance linear regulator offers a very wide input operating voltage range, up to 120V DC, and supplies an output current of up to 25mA. Ideal for high...
120V High PSRR LDO -- MIC5282 The MIC5282 high performance linear regulator offers a very wide input operating voltage range, up to 120V DC, and supplies an output current of up to 50mA. Ideal for high...
120Vin 150mA Ultra-Low Iq High-PSRR LDO -- MIC5283 The MIC5283 high-performance linear regulator offers a very-wide input operating voltage range, up to 120V DC, and supplies an output current of up to 150mA. Ideal for high input voltage...
Low Quiescent Current, High Vin 150mA LDO -- MIC5295 The MIC5295 is a 150mA highly accurate, low dropout regulator with high input voltage and low ground current. This combination of high input voltage and low ground current makes the...
150mA Single LDO -- MIC5301 The MIC5301 is a high performance, single output ultra-low LDO (ULDO) regulator, offering low total output noise. The MIC5301 is capable of sourcing 150mA output current and offers high PSRR...
150mA uCap Ultra-Low Dropout LDO -- MIC5305 The MIC5305 is a high-performance, 150mA LDO regulator, offering extremely high PSRR and very low noise while consuming low ground current. Ideal for battery-operated applications, the MIC5305 features 1% accuracy,...
150mA Micropower uCap Baseband LDO -- MIC5306 The MIC5306 is a micropower, µCap low dropout regulator designed for optimal performance in a small space. It is capable of sourcing 150mA of output current and only draws 16µA...
300mA Micropower u Cap Baseband LDO -- MIC5307 The MIC5307 is a micropower, µCap low dropout regulator designed for optimal performance where smaller packages are required. It is capable of sourcing 300mA of output current while only drawing...
Low Vin/Vout, Low Iq 150mA High PSRR ULDO -- MIC5308 The MIC5308 is a high performance, µCap low dropout regulator, offering ultra-low operating current while maintaining very fast transient response. The MIC5308 can source up to 150mA of output current...
Low Vin/Vout, Low Iq 300mA High PSRR ULDO -- MIC5309 The MIC5309 is a high performance, µCap low dropout regulator that offers ultra-low operating current while maintaining very fast transient response. The MIC5309 can source up to 300mA of output...
Dual 150mA LDO -- MIC5310 The MIC5310 is a tiny Dual Ultra Low-Dropout (ULDO) linear regulator ideally suited for portable electronics due to its high power supply ripple rejection (PSRR) and ultra low output noise.
Dual uCap LDO -- MIC5311 The MIC5311 is a high performance, dual µCap low dropout regulator offering ultra-low operating current and a second, even lower operating current mode, LowQ® mode, reducing operating current by...
Dual uCap LDO -- MIC5312 The MIC5312 is a high performance, dual µCap low dropout regulator with integrated power-on reset supervisor, offering ultra-low operating current and a second, even lower operating current mode, LowQ®
Low Vin/Vout Dual 300mA LDO with Vselect -- MIC5315 The MIC5315 is a high performance, dual low input voltage, low dropout regulator with voltage select. Major features include two 300mA LDOs, input voltage down to 1.7V, ultra low drop...
Low Vin/Vout Dual 300mA LDO with Vselect -- MIC5316 The MIC5316 is a high performance, dual low input voltage, low dropout regulator with Power on Reset (POR) and voltage select. Major features include two 300mA LDOs, input voltage down...
High Performance 300mA uCap ULDO -- MIC5318 The MIC5318 is a high performance, single output, ultra-low dropout (ULDO™) regulator that offers low total output noise in an ultra-small Thin package. The MIC5318 is capable of sourcing 300mA...
500mA uCap Ultra-Low Dropout, High PSRR LDO Regulator -- MIC5319 The MIC5319 is a high-performance, 500mA LDO regulator, offering extremely high PSRR and very low noise while consuming low ground current. Ideal for battery-operated applications, the MIC5319 features 1% accuracy,...
High Performance Dual 150mA uCap ULDO -- MIC5320 The MIC5320 is a tiny Dual Ultra Low-Dropout (ULDO) linear regulator ideally suited for portable electronics. It is ideal for general purpose/ digital applications which require high power supply ripple...
Dual High Performance 150mA uCap ULDO -- MIC5321 The MIC5321 is a tiny Dual Ultra Low-Dropout (ULDO) linear regulator ideally suited for those applications that require high PSRR because it provides a bypass pin for those noise sensitive...
Dual High Performance 150mA uCap ULDO -- MIC5322 The MIC5322 is a tiny Dual Ultra Low-Dropout (ULDO) linear regulator ideally suited for those applications that require high Power Supply Rejection Ratio (PSRR). It provides a bypass pin to...
300mA uCap ULDO High PSRR Low Noise Regulator -- MIC5323 The MIC5323 is a high-performance, 300mA LDO regulator, offering extremely high PSRR and very low noise while consuming low ground current. Ideal for battery operated applications, the MIC5323 features 2%...
Low Vin/Vout Low Iq 400mA ULDO -- MIC5325 The MIC5325 is a high performance, µCap low dropout regulator, offering ultra-low operating current while maintaining very fast transient response. The MIC5325 can source up to 400mA of output current...
150mA Low Operating Current LDO -- MIC5326 The MIC5326 is a low quiescent current, low dropout regulator designed for optimal performance in a small space. The MIC5326 is capable of sourcing 150mA of output current while only...
300mA Low Quiescent Current LDO -- MIC5327 The MIC5327 is a low quiescent current, low dropout regulator designed for optimal performance in a small space. The MIC5327 is capable of sourcing 300mA of output current while only...
Dual 300mA uCap LDO -- MIC5330 The MIC5330 is a tiny dual Ultra Low-Dropout (ULDO) linear regulator ideally suited for portable electronics due to its high power supply ripple rejection (PSRR) and ultra low output noise.
Micro-Power High Performance Dual 300mA ULDO -- MIC5331 The MIC5331 is a tiny dual low quiescent current LDO ideal for applications that are power sensitive. The MIC5331 integrates two high performance, 300mA LDOs into a tiny 2mm x...
Dual 300mA micropower ULDO, with POR -- MIC5332 The MIC5332 is a tiny dual low quiescent current LDO ideal for applications that are power sensitive. The MIC5332 integrates two high performance 300mA LDOs and a POR generator into...
Dual 300mA micropower ULDO, with Dual POR -- MIC5333 The MIC5333 is a tiny dual low quiescent current LDO ideal for applications that are power sensitive. The MIC5333 integrates two high performance, 300mA LDOs and a POR generator for...
Dual, High Performance 300mA uCap ULDO -- MIC5335 The MIC5335 is a high current density, dual Ultra Low Dropout (ULDO) linear regulator. The MIC5335 is ideally suited for portable electronics which demand overall high performance in a very...
Dual 300mA LDO w/ Active Discharge -- MIC5339 The MIC5338/9 is an advanced dual 300mA LDO ideal for powering general purpose portable devices requiring low output noise and excellent power supply rejection ratio (PSRR). The MIC5338/9 provides two...
Dual 300mA uCap LDO -- MIC5338 The MIC5338/9 is an advanced dual 300mA LDO ideal for powering general purpose portable devices requiring low output noise and excellent power supply rejection ratio (PSRR). The MIC5338/9 provides two...
Dual 500mA/300mA LDO -- MIC5350 The MIC5350 is a tiny dual Ultra Low Dropout (ULDO) linear regulator ideally suited for portable electronics due to its low output noise. The MIC5350 integrates two high-performance; 300mA (V...
6Vin, Single 500mA ULDO -- MIC5353 The MIC5353 is a high performance, single-output, ultra-low LDO (ULDO™) regulator, offering a low total output noise of 30µVrms. The MIC5353 is capable of sourcing 500mA output current...
Dual 500mA uCap Low Dropout, Micropower Linear Regulator -- MIC5355
Dual 500mA uCap Low Dropout, Micropower Linear Regulator w/ Active Discharge -- MIC5356
The MIC5355/6 is an advanced dual, micropower, low dropout linear regulator. The MIC5355/6 provides low quiescent current operation, using only 70µA with both outputs enabled making it ideal for battery-powered...
High Performance Low Noise Dual 500mA ULDO -- MIC5357 The MIC5357 is a tiny dual Ultra Low Dropout (ULDO) linear regulator ideally suited for portable electronics due to its low output noise. The MIC5357 provides two independently controlled high...
High-PSRR 300mA uCap LDO -- MIC5363
High-PSRR 300mA uCap LDO w/ Active Discharge -- MIC5364
The MIC5363/4 is an advanced, 300mA LDO ideal for powering general purpose portable devices requiring a high power supply rejection ratio (PSRR). The MIC5363/4 is designed to reject input noise...
High Performance Single 150mA LDO -- MIC5365
High Performance Single 150mA LDO w/ Auto Discharge -- MIC5366
The MIC5365/6 is an advanced general purpose linear regulator offering high power supply rejection (PSRR) in an ultra-small 1mm x 1mm package. The MIC5366 includes an auto-discharge feature that is...
High Performance 200mA Peak LDO -- MIC5367
High Performance 200mA Peak LDO w/ Auto Discharge -- MIC5368
The MIC5367/8 is an advanced, general purpose linear regulator offering high power supply rejection (PSRR) in an ultra-small 1.6mm x 1.6mm package. The MIC5368 includes an auto-discharge feature that is...
High Performance Dual 150mA LDO -- MIC5370
High Performance Dual 150mA LDO w/ Auto Discharge -- MIC5371
The MIC5370/1 is an advanced dual LDO ideal for powering general purpose portable devices. Ideal for battery-powered applications, the MIC5370/1 offers 2% initial accuracy, low dropout voltage (155mV @ 150mA)...
High Performance Low Dropout Single 150mA LDO -- MIC5376
High Performance Low Dropout Single 150mA LDO -- MIC5377
High Performance Low Dropout Single 150mA LDO -- MIC5378
The MIC5375/6/7/8 is an advanced general purpose linear regulator offering low dropout in an ultra-small package. When the MIC5376/8 is disabled, an internal resistive load is automatically applied to the...
High Performance Dual 150mA LDO -- MIC5380
High Performance Dual 150mA LDO w/ Auto Discharge -- MIC5381
The MIC5380/1 is an advanced dual LDO ideal for powering space constrained portable devices. Ideal for battery powered applications, the MIC5380/1 offers ±1% typical accuracy, low dropout voltage (155mV at...
High Performance Dual 150mA LDO -- MIC5392
High Performance Dual 150mA LDO -- MIC5393
The MIC5392/3 is a tiny dual low-dropout linear regulator ideally suited for portable electronics. It is ideal for general purpose/digital applications which require high-power supply ripple rejection (PSRR) <60dB, eliminating...
Low Power Dual 300mA LDO -- MIC5396
Low Power Dual 300mA LDO -- MIC5397
Low Power Dual 300mA LDO -- MIC5398
Low Power Dual 300mA LDO -- MIC5399
The MIC5396/7/8/9 is an advanced dual LDO ideal for powering general purpose portable devices. The MIC5396/7/8/9 provides two high-performance, independent 300mA LDOs in a single package. This makes it possible...
General Purpose Single 300mA LDO -- MIC5501
General Purpose Single 300mA LDO with auto discharge -- MIC5502
General Purpose Single 300mA LDO with Enable Pull-Down -- MIC5503
The MIC5501/2/3/4 is an advanced general-purpose LDO ideal for powering general-purpose portable devices. The MIC5501/2/3/4 family of products provides a high-performance 300mA LDO in an ultra-small 1mm x 1mm package.
Low VIN, Single Supply, 3A LDO -- MIC61300 The MIC61300 is a 3A output, low input voltage, single-supply regulator. This regulator operates over a single input voltage range of 1.1V to 3.6V and offers an ultra-low dropout less...
2A Peak FPGA/CPLD LDO with POR, Ramp Control, and Sequencing -- MIC68200 The MIC68200 is a high peak-current LDO regulator designed specifically for powering applications such as FPGA core voltages that require high start up current with lower nominal operating current. The...
Dual 2A with Ramp Control and Tracking -- MIC68220 The MIC68220 is a dual high peak current LDO regulator designed specifically for powering applications such as FPGA core voltages that require high start-up current with lower nominal operating current.
4A Sequencing LDO with Ramp Control and Tracking -- MIC68400 The MIC68400 is a high peak current LDO regulator designed specifically for powering applications such as FPGA core voltages that require high start up current with lower nominal operating current.
4A Sequencing LDO with Tracking and Ramp Control - Eval Board -- MIC68401 The MIC68401 is a high peak current LDO regulator designed specifically for powering applications such as FPGA core voltages that require high startup current with lower nominal operating current. Capable...
LDO Regulators -- MIC69101
LDO Regulators -- MIC69103
The MIC69101/103 is the 1A output current member of the MIC69xxx family of high-current, low-voltage regulators that support currents of 1A, 1.5A, 3A, and 5A. The MIC69101/103 operates from a...
5A Low Vin/Vout LDO Regulator -- MIC69502 The MIC69502 is a 5A, low dropout linear regulator that provides low-voltage, high-current outputs with a minimum of external components. It offers high precision and ultra-low dropout of 500mV under...
High Vin Telecom DC/DC PWM Control -- MIC9130 The MIC9130 is a current-mode PWM controller that efficiently converts -48V telecom voltages to logic levels. The MIC9130 features a high voltage start-up circuit that allows the device to be...
High Vin Telecom DC/DC PWM Control w/High Voltage Start Up -- MIC9131 The MIC9131 is a current-mode PWM controller that efficiently converts -48V telecom voltages to logic levels. The MIC9131 features a high voltage start-up circuit that allows the device to be...
200mA Ripple Blocker -- MIC94300 The MIC94300 is an integrated load switch that incorporates Ripple Blocker™ active filter technology. The MIC94300 provides high-frequency ripple attenuation (switching noise rejection) for applications where a switching noise cannot...
500mA Switch with Ripple Blocker Technology -- MIC94305 The MIC94305 is an integrated load switch that incorporates Ripple Blocker™ active filter technology. The MIC94305 provides high-frequency ripple attenuation (switching noise rejection) for applications where switching noise cannot be...
200mA Ripple Blocker -- MIC94310 The MIC94310 Ripple Blocker™ is a monolithic integrated circuit that provides low-frequency ripple attenuation (switching noise rejection) to a regulated output voltage. This is important for applications where a DC/DC...
500mA Fixed Output LDO featuring Auto Discharge with Ripple Blocker Technology -- MIC94355
500mA Fixed Output LDO with Ripple Blocker Technology -- MIC94345
500mA LDO with Ripple Blocker Technology -- MIC94325
The MIC943x5 Ripple Blocker™ is a monolithic integrated circuit that provides low-frequency ripple attenuation (switching noise rejection) to a regulated output voltage. This is important for applications where a DC/DC...
1.5A 200kHz Synchronous Buck Regulator -- MIC2179 The Micrel MIC2179 is a 200kHz synchronous buck (step-down) switching regulator designed for high-efficiency, battery-powered applications. The MIC2179 operates from a 4.5V to 16.5V input and features internal power MOSFETs...
4MHz 2A Synchronous Buck Regulator w/Programmable Frequency -- MIC22205 The Micrel MIC22205 is a high-efficiency, 2A, integrated switch, synchronous buck (step-down) regulator. The MIC22205 is optimized for highest efficiency, achieving more than 95% efficiency while still switching at 1MHz.
Battery Management -- PS200 The PS200 is a configurable Switch mode charger which is comprised of a PIC16F microcontroller core and precision analog circuitry. Additional Features User configurable battery charger. Firmware available for Li-Ion/Polymer,...
150mA CMOS LDO -- TC1185 The TC1014, TC1015 and TC1185 are high accuracy (typically ±0.5%) CMOS upgrades for older (bipolar) low dropout regulators such as the LP2980. Designed specifically for battery-operated systems, the devices’ CMOS...
High Accuracy Low Noise 100mA CMOS LDO -- TC1015
High Accuracy Low Noise 50mA CMOS LDO -- TC1014
The TC1014, TC1015, and TC1185 are high accuracy (typically ±0.5%) CMOS upgrades for older (bipolar) low dropout regulators such as the LP2980. Designed specifically for battery-operated systems, the devices’ CMOS...
150mA Tiny CMOS LDO with Shutdown -- TC1017 The TC1017 is a high accuracy (typically ±0.5%) CMOS upgrade for bipolar low dropout regulators. It is offered in an SC-70 package, which represents 50% reduced footprint vs. the widely...
Charge Pump DC-DC Voltage Converter -- TC1044S The TC1044S is a pin-compatible upgrade to the Industry standard TC7660 charge pump voltage converter. It converts a +1.5V to +12V input to a corresponding –1.5V to –12V output using...
100mA High Accuracy CMOS LDO w/ Shutdown and Error Output -- TC1055
150mA CMOS LDO -- TC1186
50mA High Accuracy CMOS LDO w/ Shutdown and Error Output -- TC1054
The TC1054, TC1055, and TC1186 are high accuracy (typically ±0.5%) CMOS upgrades for older (bipolar) low dropout regulators. Designed specifically for battery-operated systems, the devices’ CMOS construction eliminates wasted ground...
100mA Adjustable CMOS LDO w/ Shutdown -- TC1071 The TC1070, TC1071, and TC1187 are adjustable LDOs designed to supersede a variety of older (bipolar) voltage regulators. Total supply current is typically 50µA at full load (20 to 60...
50mA Adjustable CMOS LDO w/ Shutdown -- TC1070 The TC1070, TC1071, and TC1187 are adjustable LDOs designed to supersede a variety of older (bipolar) voltage regulators. Total supply current is typically 50µA at full load, (20 to 60...
150mA Adjustable CMOS LDO with Shutdown -- TC1187 The TC1070, TC1071, and TC1187 are adjustable LDOs designed to supersede a variety of older (bipolar) voltage regulators. Total supply current is typically 50uA at full load, (20 to 60...
100mA CMOS LDO -- TC1073
50mA CMOS LDO w/ Shutdown, Error Output, and Vref Bypass -- TC1072
The TC1072 and TC1073 are high accuracy (typically ±0.5%) CMOS upgrade for older (bipolar) low dropout regulators. Designed specifically for battery-operated systems, the devices’ CMOS construction eliminates wasted ground current,...
300mA CMOS LDO with Shutdown and Vref Bypass -- TC1107 The TC1107 is a fixed output, high accuracy (typically ±0.5%) CMOS upgrade for older (bipolar) low dropout regulators. Total supply current is typically 50µA at full load (20 to 60...
300mA CMOS LDO -- TC1108 The TC1108 is a fixed output, high accuracy (typically ±0.5%) CMOS low dropout regulator. Total supply current is typically 50 µA at full load (20 to 60 times lower than...
PFM/PWM Step-Up DC/DC Converter -- TC115 The TC115 is a high-efficiency step-up DC/DC converter for small, low input voltage or battery powered sys-tems. This device has a guaranteed start-up voltage of 0.9V and a typical supply...
300mA CMOS LDO w/ Shutdown Error Output and Bypass Input -- TC1173 The TC1173 is a precision output (typically ±0.5%) CMOS low dropout regulator. Total supply current is typically 50 µA at full load (20 to 60 times lower than in bipolar...
300mA CMOS LDO with Shutdown and Vref Bypass -- TC1174 The TC1174 is an adjustable output CMOS low dropout regulator. Total supply current is typically 50µA at full load (20 to 60 times lower than in bipolar regulators). TC1174 key...
100mA CMOS LDO -- TC1224
50mA CMOS LDO with Shutdown -- TC1223
The TC1223 and TC1224 are high accuracy (typically ±0.5%) CMOS upgrade for older (bipolar) low dropout regulators such as the LP2980. Designed specifically for battery-operated systems, the devices CMOS constructio...
Positive Doubling Charge Pumps with Shutdown -- TC1240 The TC1240 is a doubling CMOS charge-pump voltage converter in a small 6-Pin SOT-23A package. TC1240 doubles an input voltage which can range from +2.5V to +4.0V. Conversion efficiency is...
500mA Fixed Output CMOS LDO -- TC1262 The TC1262 is a fixed output, high accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC1262’s CMOS construction eliminates wasted ground current, significantly extending battery...
500mA Fixed Output CMOS LDO with Shutdown -- TC1263 The TC1263 is a fixed output, high accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC1263’s CMOS construction eliminates wasted ground current, significantly extending battery...
800mA Fixed Output CMOS LDO with Shutdown -- TC1265 The TC1265 is a fixed output, high accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC1265’s CMOS construction eliminates wasted ground current, significantly extending battery...
300mA CMOS LDO w/ Shutdown and Vref Bypass -- TC1269 The TC1269 is a fixed output, high accuracy (typically ±0.5%) CMOS upgrade for older (bipolar) low dropout regulators. Total supply current is typically 50µA at full load (20 to 60...
300mA CMOS LDO with Microcontroller Reset -- TC1300 The TC1300 combines a Low Dropout Regulator and a Microprocessor Reset Monitor in a space-saving 8-Pin MSOP package. Total supply current is 80 µA (typical), 20 to 60 times lower...
Dual LDO with Microcontroller Reset Function -- TC1301A
Dual LDO with Microcontroller Reset Function -- TC1301B
Low Quiescent Current Dual Output LDO -- TC1302B
The TC1301A/B combines two Low Drop Out (LDO) regulators and a microcontroller RESET function while the TC1302A/B is purely a dual LDO. Both parts are available in single 8-pin MSOP...
Low Quiescent Current Dual Output LDO -- TC1302A The TC1302A combines two Low Dropout (LDO) regulators into a single 8-pin MSOP or DFN package. Both regulator ouputs feature low dropout voltage, 104 mV @ 300 mA for Vout1,...
Four-Channel CMOS LDO with Select Mode, Shutdown and Independent Reset -- TC1307 The TC1307 combines four CMOS Low Dropout Regulators and a Microprocessor Monitor in a space-saving 16-Pin QSOP package. Designed specifically for battery-operated systems, the device’s CMOS construction eliminates wasted ground...
100mA CMOS LDO -- TC2015
150mA CMOS LDO -- TC2185
50mA CMOS LDO w/ Shutdown and Vref Bypass -- TC2014
The TC2014, TC2015, and TC2185 are high accuracy (typically ±0.4%) CMOS upgrades for older (bipolar) low dropout regulators such as the LP2980. Total supply current is typically 55µA (20 to...
100mA CMOS LDO -- TC2055
150mA CMOS LDO -- TC2186
50mA CMOS LDO with Shutdown and Error Output -- TC2054
The TC2054, TC2055, and TC2186 are high accuracy (typically ±0.4%) CMOS upgrades for older (bipolar) low dropout regulators. Designed specifically for battery-operated systems, the devices’ total supply current is typically...
800mA Fixed Low Dropout Positive Regulator -- TC2117 The TC2117 is a fixed, high accuracy (typically ±0.5%) CMOS low dropout regulator. Designed specifically for battery-operated systems, the TC2117’s CMOS construction eliminates wasted ground current, significantly extending battery life.
Low Dropout Negative Output Voltage Regulator -- TC59 The TC59 is a low dropout, negative output voltage regulator designed specifically for battery-operated systems. Its full CMOS construction eliminates the wasted ground current typical of bipolar LDOs. This reduced...
Inverting Voltage Doubler -- TC682 The TC682 is a CMOS charge pump converter that provides an inverted doubled output from a single positive supply. An on-board 12kHz (typical) oscillator provides the clock and only 3...
Charge Pump DC-DC Voltage Converter -- TC7660 The TC7660 is a pin-compatible replacement for the Industry standard TC7660 charge pump voltage converter. It converts a +1.5V to +10V input to a corresponding – 1.5V to -10V output...
High Frequency Charge Pump DC-DC Voltage Converter -- TC7660H The TC7660H is a pin-compatible,high frequency up-grade to the Industry standard TC7660 charge pump voltage converter.It converts a +1.5V to +10V input to a corresponding – 1.5V to – 10V...
Charge Pump DC-DC Voltage Converter -- TC7662A The TC7662A is a pin-compatible upgrade to the Industry standard TC7660 charge pump voltage converter. It converts a +3V to +18V input to a corresponding –3V to –18V output using...
Charge Pump DC-DC Voltage Converter -- TC7662B The TC7662B is a pin-compatible upgrade to the Industry standard TC7660 charge pump voltage converter. It converts a +1.5V to +15V input to a corresponding – 1.5 to – 15V...
High Current Charge Pump DC-DC Converter -- TC962 The TC962 is an advanced version of the industry-standard 7662 high-voltage DC-to-DC converter. Using improved design techniques and CMOS construction, the TC962 can source as much as 80mA versus the...

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