Maxim Integrated Datasheets for IC Switching Voltage Regulators

IC switching voltage regulators are integrated circuits (ICs) that store energy in an inductor, transformer, or capacitor and then use this storage device to transfer energy from the input to the output in discrete packets over a low-resistance switch.
IC Switching Voltage Regulators: Learn more

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Product Name Notes
-12V, Inverting, PWM, Current-Mode DC-DC Converter -- MAX736 -12V, Inverting, PWM, Current-Mode DC-DC Converter
-12V, Inverting, PWM, Current-Mode DC-DC Converter -- MAX737 -15V, Inverting, PWM, Current-Mode DC-DC Converter
-12V, Inverting, PWM, Current-Mode DC-DC Converter -- MAX739 -5, Inverting, PWM, Current-Mode DC-DC Converter
-5V, Inverting, PWM DC-DC Converter -- MAX735 -5V, Inverting, PWM DC-DC Converter
1.2A PWM Step-Down Converter in 2mm x 2mm WLP/UCSP for PA Power -- MAX8836Z 1.2A PWM Step-Down Converter in 2mm x 2mm WLP/UCSP for PA Power
12V, 120mA Flash Memory Programming Supply -- MAX734 12V, 120mA Flash Memory Programming Supply
+12V/+15V Step-Up Current-Mode PWM Regulators -- MAX732 12V, Step-Up, Current-Mode, PWM DC-DC Converter
5V Fixed/Adjustable Output, Step-Up Switching Regulators -- MAX632 12V/Adjustable, CMOS, Step-Up Switching Regulator
5V Fixed/Adjustable Output, Step-Up Switching Regulators -- MAX633 15V/Adjustable, CMOS, Step-Up Switching Regulator
200mA Step-Up Converter in 6-Pin SOT23 and TDFN -- MAX8569 200mA Step-Up Converter in 6-Pin SOT23 and TDFN
2A, 76V, High-Efficiency MAXPower Step-Down DC-DC Converter -- MAX5090 2A, 76V, High-Efficiency MAXPower Step-Down DC-DC Converter
36V, 2A, 2.2MHz Step-Down Converter with Low Operating Current -- MAX16977 36V, 2A, 2.2MHz Step-Down Converter with Low Operating Current
+5V-Output, Step-Up, Current-Mode PWM DC-DC Converter -- MAX751 5V, Step-Up, PWM, Current-Mode DC-DC Converter
5V Fixed/Adjustable Output, Step-Up Switching Regulators -- MAX631 5V/Adjustable, Step-Up Switching Regulator
-12V, Inverting, PWM, Current-Mode DC-DC Converter -- MAX759 Adjustable, Inverting, PWM, Current-Mode DC-DC Converter
-5V, Inverting, PWM DC-DC Converter -- MAX755 Adjustable, PWM, Inverting DC-DC Converter
Automotive High-Current Step-Down Converter with USB Protection/Host Charger Adapter Emulator -- MAX16984 Automotive High-Current Step-Down Converter with USB Proection/Host Charger Adapter Emulator
CMOS, Micropower, Inverting Switching Regulator -- MAX634 CMOS, Micropower, Inverting Switching Regulator
Complete DDR2 and DDR3 Power-Management Solution -- MAX17000 Complete DDR2 and DDR3 Memory Power-Management Solution
Dual-Output, PWM Switch-Mode Regulator (5V to ±15V or ±12V) -- MAX743 Dual-Output, PWM Switch-Mode Regulator (+5 to ±15 or ±12V)
Dual-Output Buck Controller with Tracking/Sequencing -- MAX15002 The MAX15002 is a dual-output, pulse-width-modulated (PWM), step-down DC-DC controller with tracking and sequencing options. The device operates over the input voltage range of 5.5V to 23V or 5V ±10%.
4.5V to 40V Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers -- MAX15004
4.5V to 40V Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers -- MAX15005
The MAX15004A/B/MAX15005A/B high-performance, current-mode PWM controllers operate at an automotive input voltage range from 4.5V to 40V (load dump). The input voltage can go down as low as 2.5V after...
1A, 4.5V to 40V Input Buck Converters with 50mA Auxiliary LDO Regulators -- MAX15014
1A, 4.5V to 40V Input Buck Converters with 50mA Auxiliary LDO Regulators -- MAX15015
1A, 4.5V to 40V Input Buck Converters with 50mA Auxiliary LDO Regulators -- MAX15016
1A, 4.5V to 40V Input Buck Converters with 50mA Auxiliary LDO Regulators -- MAX15017
The MAX15014–MAX15017 combine a step-down DCDC converter and a 50mA, low-quiescent-current low-dropout (LDO) regulator. The LDO regulator is ideal for powering always-on circuitry in automotive applications. The DC-DC converter input...
Dual, 4A/2A, 4MHz, Step-Down DC-DC Regulator with Tracking/Sequencing Capability -- MAX15021 The MAX15021 is a dual-output, pulse-width-modulated (PWM), step-down DC-DC regulator with tracking (coincident and ratiometric) and sequencing options. The device operates from 2.5V to 5.5V and each output can be...
Dual, 4A/2A, 4MHz, Step-Down DC-DC Regulator with Dual LDO Controllers -- MAX15022 The MAX15022 is a dual-output, pulse-width-modulated (PWM), step-down DC-DC regulator with dual LDO controllers. The device operates from 2.5V to 5.5V and each output can be adjusted from 0.6V to...
500kHz, 36V Output, 600mW PWM Step-Up DC-DC Converter -- MAX15032 The MAX15032 constant-frequency, pulse-width-modulating (PWM), low-noise boost converter is intended for low-voltage systems that need a locally generated high voltage. This device is capable of generating low-noise, high output voltages,...
Configurable, Single-/Dual-Output, Synchronous Buck Controller for High-Current Applications -- MAX15034 The MAX15034 two-phase, configurable single- or dual-output buck controller has an input voltage range of 4.75V to 5.5V or 5V to 28V. A mode select input allows for a dual-output...
15A Step-Down Regulator with Internal Switches -- MAX15035 The MAX15035 pulse-width modulation (PWM) controller provides high efficiency, excellent transient response, and high DC-output accuracy. Combined with the internal low on-resistance MOSFETs, the MAX15035 provides a highly efficient and...
2.2MHz, 3A Buck or Boost Converters with an Integrated High-Side Switch -- MAX15036
2.2MHz, 3A Buck or Boost Converters with an Integrated High-Side Switch -- MAX15037
The MAX15036/MAX15037 high-frequency, DC-DC converters with an integrated n-channel power MOSFET provide up to 3A of load current. The MAX15036 includes an internal power MOSFET to enable the design of...
4A, 2MHz Step-Down Regulator with Integrated Switches -- MAX15038 The MAX15038 high-efficiency switching regulator delivers up to 4A load current at output voltages from 0.6V to 90% of VIN. The IC operates from 2.9V to 5.5V, making...
6A, 2MHz Step-Down Regulator with Integrated Switches -- MAX15039 The MAX15039 high-efficiency switching regulator delivers up to 6A load current at output voltages from 0.6V to 90% of VIN. The IC operates from 2.9V to 5.5V, making...
40V, High-Performance, Synchronous Buck Controller -- MAX15046 The MAX15046 synchronous step-down controller operates from a 4.5V to 40V input voltage range and generates an adjustable output voltage from 85% of the input voltage down to 0.6V, supporting...
76V, 300mW Boost Converter and Current Monitor for APD Bias Applications -- MAX15059 The MAX15059 constant-frequency pulse-width modulating (PWM) step-up DC-DC converter features an internal switch and a high-side current monitor with high-speed adjustable current limiting. This device is capable of generating output...
60V, 300mA, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converters -- MAX15062 The MAX15062 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input voltage range. The converter delivers output current up to 300mA at 3.3V...
3.6A, 1.4MHz, Low-Voltage, Internal-Switch Step-Down Regulator with Dynamic Output Voltage Control -- MAX1536 The MAX1536 constant-off-time, pulse-width-modulated (PWM) step-down DC-to-DC converter is ideal for use in +5.0V and +3.3V to low voltages for notebook and subnotebook computers. The MAX1536 features an internal PMOS...
Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator -- MAX1540A
Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator -- MAX1541
The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM...
16µA I Q, 1.2A PWM Step-Down DC-DC Converters -- MAX1556
16µA I Q, 1.2A PWM Step-Down DC-DC Converters -- MAX1557
The MAX1556/MAX1556A/MAX1557 are low-operating-current (16µA), fixed-frequency step-down regulators. High efficiency, low-quiescent operating current, low dropout, and minimal (27µA) quiescent current in dropout make these converters ideal for powering portable devices...
2-Phase/1-Phase, QuickTune-PWM Controller with Serial I²C Interface -- MAX15569 The MAX15569 step-down controller consists of one multiphase regulator. The multiphase CPU regulator uses Maxim’s unique 2-phase QuickTune-PWM constant “on-time” architecture. The 2-phase CPU regulator runs 180° out-of-phase for true...
800mA, 2MHz, PWM DC-to-DC Step-Down Converter with Reset -- MAX1572 The MAX1572 is a fixed-frequency, synchronous step-down DC-to-DC converter to power low-voltage microprocessor/DSP cores in portable equipment requiring high efficiency in a limited PC board area. The features are optimized...
30V Internal Switch LCD Bias Supply -- MAX1605 The MAX1605 boost converter contains a 0.5A internal switch in a tiny 6-pin SOT23 package. The IC operates from a +2.4V to +5.5V supply voltage, but can boost battery voltages...
28V Internal Switch LCD Bias Supply with True Shutdown™ -- MAX1606 The MAX1606 is a step-up DC-DC converter that contains a 0.5A internal power switch and a 0.5A output isolation switch in an 8-pin µMAX® package. The IC operates from a...
Digitally Adjustable LCD Bias Supplies -- MAX1620
Digitally Adjustable LCD Bias Supplies -- MAX1621
The MAX1620/MAX1621 convert a 1.8V to 20V battery voltage to a positive or negative LCD backplane bias voltage. Backplane bias voltage can be automatically disabled when the display logic voltage...
3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches -- MAX1623 The MAX1623 switch-mode buck regulator with synchronous rectification provides local CPU and bus-termination power in notebook and desktop computers. An internal 55mΩ (typ), 3A PMOS power switch and 60mΩ (typ),...
5V/3.3V or Adjustable, 100% Duty Cycle, High-Efficiency, Step-Down DC-DC Controllers -- MAX1626
5V/3.3V or Adjustable, 100% Duty Cycle, High-Efficiency, Step-Down DC-DC Controllers -- MAX1627
The MAX1626/MAX1627 step-down DC-DC switching controllers provide high efficiency over loads ranging from 1mA to more than 2A. A unique current-limited, pulse-frequency-modulated (PFM) control scheme operates with up to a...
2A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches -- MAX1644 The MAX1644 constant-off-time, PWM step-down DC-DC converter is ideal for use in applications such as PC cards, CPU daughter cards, and desktop computer bus-termination boards. The device features internal synchronous...
5V/3.3V or Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controller -- MAX1649
5V/3.3V or Adjustable, High-Efficiency, Low-Dropout, Step-Down DC-DC Controller -- MAX1651
The MAX1649/MAX1651 BiCMOS, step-down, DC-DC switching controllers provide high efficiency over loads ranging from 1mA to more than 2.5A. A unique, current-limited pulse-frequency-modulated (PFM) control scheme gives these devices the...
1 Cell to 2 Cell, Low-Noise, High-Efficiency, Step-Up DC-DC Converter -- MAX1678 The MAX1678 is a high-efficiency, low-voltage, synchronous-rectified, step-up DC-DC converter intended for use in devices powered by 1 to 3-cell alkaline, NiMH, or NiCd batteries or a 1-cell lithium battery.
2.1MHz, High-Voltage, 1A Mini-Buck Converter -- MAX16903 The MAX16903 is a small, synchronous buck converter with integrated high-side and low-side switches. The device is designed to deliver 1A with input voltages from +3.5V to +28V while using...
2.1MHz, High-Voltage, 600mA Mini-Buck Converter -- MAX16904 The MAX16904 is a small, synchronous buck converter with integrated high-side and low-side switches. The device is designed to deliver 600mA with input voltages from +3.5V to +28V while using...
36V, 2.2MHz Step-Down Converter with Low Operating Current -- MAX16907 The MAX16907 is a 3A, current-mode, step-down converter with an integrated high-side switch. The device is designed to operate with input voltages from 3.5V to 36V while using only 30µA...
36V, 220kHz to 1MHz Step-Down Converter with Low Operating Current -- MAX16909 The MAX16909 is a 3A, current-mode, step-down converter with an integrated high-side switch. The device is designed to operate with input voltages from 3.5V to 36V while using only 30µA...
Automotive Power-Management IC with Three Step-Down Converters and Linear Regulator -- MAX16920 The MAX16920 power-management IC integrates three high-voltage step-down DC-DC converters, one high-voltage linear regulator, and an overvoltage protection block. The three step-down converters deliver up to 150mA, 600mA, and 1.5A,...
2.2MHz, Dual, Step-Down DC-DC Converters, Dual LDOs, and Active-Low RESET -- MAX16922 The MAX16922 power-management integrated circuit (PMIC) is designed for medium power-level automotive applications and integrates multiple supplies in a small footprint. The device includes one high-voltage stepdown converter (OUT1) and...
2MHz, 36V, Dual Buck with Preboost and 20µA Quiescent Current -- MAX16930
2MHz, 36V, Dual Buck with Preboost and 20µA Quiescent Current -- MAX16931
The MAX16930/MAX16931 offer two high-voltage, synchronous step-down controllers and a step-up preboost controller. They operate with an input voltage supply from 2V to 42V with preboost active and can operate...
2.2MHz, 36V, Dual Buck with 20µA Quiescent Current -- MAX16932
2.2MHz, 36V, Dual Buck with 20µA Quiescent Current -- MAX16933
The MAX16932/MAX16933 offer two high-voltage, synchronous step-down controllers that use only 20µA of quiescent current with no load. They operate with an input voltage supply from 3.5V to 42V and...
36V, 3.5A, 2.2MHz Step-Down Converter with 28µA Quiescent Current -- MAX16935 The MAX16935 is a 3.5A current-mode step-down converter with integrated high-side and low-side MOSFETs designed to operate with an external Schottky diode for better efficiency. The low-side MOSFET enables fixed-frequency...
36V, 220kHz to 2.2MHz Step-Down Converter with 28µA Quiescent Current -- MAX16936 The MAX16936 is a 2.5A current-mode step-down converter with integrated high-side and low-side MOSFETs designed to operate with an external Schottky diode for better efficiency. The low-side MOSFET enables fixed-frequency...
36V, 2.2MHz Step-Down Controller with Low Operating Current -- MAX16952 The MAX16952 is a current-mode, synchronous PWM step-down controller designed to operate with input voltages from 3.5V to 36V while using only 50µA of quiescent current at no load. The...
36V, 1MHz Step-Down Controller with Low Operating Current -- MAX16955 The MAX16955 is a current-mode, synchronous PWM step-down controller designed to operate with input voltages from 3.5V to 36V while using only 50µA of quiescent current at no load. The...
36V, 300mA, Mini Buck Converter with 1.1µA I Q -- MAX16956 The MAX16956 is a small, synchronous buck converter with integrated high-side and low-side switches. The device is designed to deliver up to 300mA with input voltages from 3.5V to 36V,...
3A, 2.2MHz, Synchronous Step-Down DC-DC Converter -- MAX16961 The MAX16961 is a high-efficiency, synchronous step-down converter that operates with a 2.7V to 5.5V input voltage range and provides a 0.8V to 3.6V output voltage range. The wide input/output...
4A, 2.2MHz, Synchronous Step-Down DC-DC Converter -- MAX16962 The MAX16962 is a high-efficiency, synchronous step-down converter that operates with a 2.7V to 5.5V input voltage range and provides a 0.8V to 3.6V output voltage range. The wide input/output...
Dual 2.2MHz, Low-Voltage Step-Down DC-DC Converter -- MAX16963 The MAX16963 is a high-efficiency, dual synchronous step-down converter that operates with a 2.7V to 5.5V input voltage range and provides a 0.8V to 3.6V output voltage range. The device...
28V, 1.2A Automotive Step-Down Converter with Low Operating Current -- MAX16975 The MAX16975 is a 1.2A current-mode step-down converter with an integrated high-side switch. The device operates with input voltages from 3.5V to 28V while using only 45µA quiescent current at...
28V, 600mA Automotive Step-Down Converter with Low Operating Current -- MAX16976 The MAX16976 is a 600mA current-mode step-down converter with an integrated high-side switch. The device operates with input voltages from 3.5V to 28V while using only 45µA quiescent current at...
36V, 2.5MHz Automotive Boost/SEPIC Controllers -- MAX16990
36V, 2.5MHz Automotive Boost/SEPIC Controllers -- MAX16992
The MAX16990/MAX16992 are high-performance, current-mode PWM controllers with 4µA (typ) shutdown current for wide input voltage range boost/SEPIC converters. The 4.5V to 36V input operating voltage range makes these devices...
1 Cell to 3 Cell, High-Power 1A, Low-Noise, Step-Up DC-DC Converters -- MAX1700
1 Cell to 3 Cell, High-Power 1A, Low-Noise, Step-Up DC-DC Converters -- MAX1701
The MAX1700/MAX1701 are high-efficiency, low-noise, step-up DC-DC converters intended for use in battery-powered wireless applications. They use a synchronous-rectified pulse-width-modulation (PWM) boost topology to generate 2.5V to 5.5V outputs from...
Complete DDR2 and DDR3 Memory Power-Management Solution -- MAX17000A The MAX17000A pulse-width modulation (PWM) controller provides a complete power solution for notebook DDR, DDR2, and DDR3 memory. It comprises a step-down controller, a source-sink LDO regulator, and a reference...
Dual and Combinable QPWM Graphics Core Controllers for Notebook Computers -- MAX17007A
Dual and Combinable QPWM Graphics Core Controllers for Notebook Computers -- MAX17007B
Dual and Combinable QPWM Graphics Core Controllers for Notebook Computers -- MAX17008
The MAX17007A/MAX17007B/MAX17008 are dual Quick-PWM™ step-down controllers intended for general power generation in battery-powered systems. The two switched-mode power supplies (SMPSs) can also be combined to operate in a two-phase...
AMD Mobile Serial VID Dual-Phase Fixed-Frequency Controller -- MAX17009 The MAX17009 is a two-phase, step-down interleaved, fixed-frequency controller for AMD's serial VID interface (SVI) CPU core supplies. Power-on detection of the CPU configures the MAX17009 as two independent single-phase...
Dual Quick-PWM Step-Down Controller with Low-Power LDO, RTC Regulator -- MAX17020 The MAX17020 is a dual Quick-PWM™ step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V or I/O 1.5V/1.05V power generation in battery-powered systems. Lowside MOSFET sensing provides a...
1-Cell to 3-Cell, High Power (1.5A), Low-Noise, Step-Up DC-DC Converter -- MAX1703 The MAX1703 is a high-efficiency, low-noise, step-up DC-DC converter intended for use in battery-powered wireless applications. It uses a synchronous-rectified pulse-width-modulation (PWM) boost topology to generate a 2.5V to 5.5V...
1/2/3-Phase Quick-PWM IMVP-6.5 VID Controllers -- MAX17030
1/2/3-Phase Quick-PWM IMVP-6.5 VID Controllers -- MAX17036
The MAX17030/MAX17036 are 3/2-phase interleaved Quick-PWM™ step-down VID power-supply controllers for IMVP-6.5 notebook CPUs. Two integrated drivers and the option to drive a third phase using an external driver such...
Dual Quick-PWM, Step-Down Controller with Low-Power LDO and RTC Regulator for MAIN Supplies -- MAX17031 The MAX17031 is a dual Quick-PWM™ step-down power-supply (SMPS) controller with synchronous rectification, intended for main 5V/3.3V power generation in battery-powered systems. Low-side MOSFET sensing provides a simple low-cost, highly...
1 to 3 Cell, High Current, Low-Noise, Step-Up DC-DC Converters with Linear Regulator -- MAX1705
1 to 3 Cell, High Current, Low-Noise, Step-Up DC-DC Converters with Linear Regulator -- MAX1706
The MAX1705/MAX1706 are high-efficiency, low-noise, step-up DC-DC converters with an auxiliary linear-regulator output. These devices are intended for use in battery-powered wireless applications. They use a synchronous rectifier pulse-width-modulation (PWM)...
AMD 2-/3-Output Mobile Serial VID Controller -- MAX17080 The MAX17080 is a triple-output, step-down, fixed-frequency controller for AMD's serial VID interface (SVI) CPU and northbridge (NB) core supplies. The MAX17080 consists of two high-current SMPSs for the CPU...
4A, Low-Noise, High-Frequency, Step-Up DC-DC Converter -- MAX1709 The MAX1709 sets a new standard of space savings for high-power, step-up DC-DC conversion. It delivers up to 20W at a fixed (3.3V or 5V) or adjustable (2.5V to 5.5V)...
1.5µA I Q, Step-Up DC-DC Converters in TSOT -- MAX1722
1.5µA I Q, Step-Up DC-DC Converters in TSOT -- MAX1723
1.5µA I Q, Step-Up DC-DC Converters in TSOT -- MAX1724
The MAX1722/MAX1723/MAX1724 compact, high-efficiency, step-up DC-DC converters are available in tiny, 5-pin TSOT packages. They feature an extremely low 1.5µA quiescent supply current to ensure the highest possible light-load efficiency.
1-Phase Quick-PWM GPU Controller -- MAX17409 The MAX17409 is a 1-phase Quick-PWM™ step-down VID power-supply controller for high-performance graphics processors. The Quick-PWM control provides instantaneous response to fast-load current steps. Active voltage positioning reduces power dissipation...
1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches -- MAX1742
1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches -- MAX1842
The MAX1742/MAX1842 constant-off-time, pulse-width- modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal...
AMD 2-/3-Output Mobile Serial VID Controller -- MAX17480 The MAX17480 is a triple-output, step-down, fixed-frequency controller for AMD's serial VID interface (SVI) CPU and northbridge (NB) core supplies. The MAX17480 consists of two high-current SMPSs for the CPU...
AC-DC and DC-DC Peak-Current-Mode Converters with Integrated Step-Down Regulator -- MAX17497A
AC-DC and DC-DC Peak-Current-Mode Converters with Integrated Step-Down Regulator -- MAX17497B
The MAX17497A/MAX17497B include both a current-mode fixed-frequency flyback converter and a synchronous step-down regulator. They contain all the control circuitry required to design wide input-voltage nonisolated power supplies to supply...
AC-DC and DC-DC Peak-Current-Mode Converters for Flyback/Boost Applications -- MAX17498B
AC-DC and DC-DC Peak-Current-Mode Converters for Flyback/Boost Applications -- MAX17498C
The MAX17498A/MAX17498B/MAX17498C devices are current-mode fixed-frequency flyback/boost converters with a minimum number of external components. They contain all the control circuitry required to design wide input voltage isolated and nonisolated...
Current-Mode PWM Controllers with Programmable Switching Frequency -- MAX17499 The MAX17499/MAX17500 current-mode PWM controllers contain all the control circuitry required for the design of wide-input-voltage isolated and nonisolated power supplies. The MAX17499 is well suited for low input voltage...
60V, 500mA, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter -- MAX17501 The MAX17501 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input voltage range. It delivers output currents up to 500mA at output voltages...
60V, 1A, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter -- MAX17502 The MAX17502 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input voltage range. It delivers output currents up to 1A at output voltages...
4.5V-60V, 2.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation -- MAX17503 The MAX17503 high-efficiency, high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs operates over a 4.5V to 60V input. It delivers up to 2.5A and 0.9V to 90%VIN output...
4.5V–60V, 3.5A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation -- MAX17504 The MAX17504 high-efficiency, high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs operates over a 4.5V to 60V input. It delivers up to 3.5A and 0.9V to 90% VIN...
4.5V-60V, 1.7A, High-Efficiency, Synchronous Step-Down DC-DC Converter with Internal Compensation -- MAX17505 The MAX17505 high-efficiency, high-voltage, synchronously rectified step-down converter with dual integrated MOSFETs operates over a 4.5V to 60V input. It delivers up to 1.7A and 0.9V to 90%VIN output...
5A, 2.4V to 5.5V Input, High-Efficiency Power Module -- MAX17515 The MAX17515 is a fixed-frequency, step-down power module in a thermally efficient system-in-package (SiP) package that operates from a 2.4V to 5.5V input supply voltage and supports output currents up...
1-Phase, Quick-PWM Intel IMVP-6.5/GMCH Controllers -- MAX17528 The MAX17528 comprises 1-phase Quick-PWM™ step-down VID power-supply controllers for Intel® notebook CPUs. The Quick-PWM control provides instantaneous response to fast-load current steps. Active voltage positioning reduces power dissipation and...
60V, 100mA, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter with 22μA No-Load Supply Current -- MAX17552 The MAX17552 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4V to 60V input voltage range. The converter can deliver output current up to 100mA at...
0.8A, Low-Noise, 1MHz, Step-Up DC-DC Converter -- MAX1760 The MAX1760/MAX1760H are high-efficiency, low-noise, step-up DC-DC converters intended for use in battery-powered wireless applications. They combine low quiescent supply current (100µA) with a high 1MHz operating frequency. Small external...
1.5A, Low-Noise, 1MHz, Step-Up DC-DC Converter -- MAX1763 The MAX1763 is a high-efficiency, low-noise, step-up DC-DC converter intended for use in battery-powered wireless applications. This device maintains exceptionally low quiescent supply current (110µA) despite its high 1MHz operating...
800mA, Low-Noise, Step-Up DC-DC Converter with 500mA Linear Regulator -- MAX1765 The MAX1765 is a high-efficiency, low-noise, step-up DC-DC converter intended for use in battery-powered wireless applications. This device operates at a high 1MHz fixed frequency while maintaining an exceptionally low...
12V or Adjustable, High-Efficiency, Low I Q, Step-Up DC-DC Controller -- MAX1771 The MAX1771 step-up switching controller provides 90% efficiency over a 30mA to 2A load. A unique current-limited pulse-frequency-modulation (PFM) control scheme gives this device the benefits of pulse-width-modulation (PWM) converters...
Dual-Output Step-Down DC-DC Converter for PDA/Palmtop Computers -- MAX1775 The MAX1775 dual, step-down DC-DC converter generates both the main (+3.3V at over 2A) and core (+1.8V at up to 1.5A) supplies for a complete power solution for PDAs, subnotebooks,...
24V, 600mA Internal Switch, 100% Duty Cycle, Step-Down Converter -- MAX1776 The MAX1776 high-efficiency step-down converter provides an adjustable output voltage from 1.25V to VIN from supply voltages as high as 24V. An internal current-limited 0.4Ω MOSFET delivers load currents...
3A, 1MHz, DDR Memory Termination Supply -- MAX1809 The MAX1809 is a reversible energy flow, constant-off-time, pulse-width modulated (PWM), step-down DC-DC converter. It is ideal for use in notebook and subnotebook computers that require 1.1V to 5V active...
Dual Step-Down Controllers Plus Linear-Regulator Controller for Notebook Computers -- MAX1816
Dual Step-Down Controllers Plus Linear-Regulator Controller for Notebook Computers -- MAX1994
The MAX1816/MAX1994 are dual step-down controllers for notebook computer applications. BUCK1 is a CPU core regulator with dynamically adjustable output, ultra-fast transient response, high DC accuracy, and high efficiency. BUCK2...
3A, 1MHz, Low-Voltage, Step-Down Regulators with Synchronous Rectification and Internal Switches -- MAX1830
3A, 1MHz, Low-Voltage, Step-Down Regulators with Synchronous Rectification and Internal Switches -- MAX1831
The MAX1830/MAX1831 constant-off-time, pulse-width-modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal synchronous...
24V Internal Switch, 100% Duty Cycle, Step-Down Converters -- MAX1836
24V Internal Switch, 100% Duty Cycle, Step-Down Converters -- MAX1837
The MAX1836/MAX1837 high-efficiency step-down converters provide a preset 3.3V or 5V output voltage from supply voltages as high as 24V. Using external feedback resistors, the output voltage may be adjusted...
2.7A, 1MHz, Low-Voltage, Step-Down Regulator with Internal Synchronous Rectification in TQFN Package -- MAX1843 The MAX1843 constant-off-time, pulse-width modulated (PWM) step-down DC-DC converter is ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. This device features an...
Dual, High-Efficiency, Step-Down Controller with Accurate Current Limit -- MAX1845 The MAX1845 is a dual PWM controller configured for step-down (buck) topologies that provides high efficiency, excellent transient response, and high DC output accuracy necessary for stepping down high-voltage batteries...
Dual 180° Out-of-Phase PWM Step-Down Controller with Power Sequencing and POR -- MAX1858 The MAX1858 dual, synchronized, step-down controller generates two outputs from input supplies ranging from 4.75V to 23V. Each output is adjustable from sub-1V to 18V and supports loads of 10A...
Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR -- MAX1858A
Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR -- MAX1875A
Dual 180° Out-of-Phase Buck Controllers with Sequencing/Prebias Startup and POR -- MAX1876A
The MAX1858A/MAX1875A/MAX1876A dual, synchronized, step-down controllers generate two outputs from input supplies ranging from 4.5V to 23V. Each output is adjustable from sub-1V to 18V and supports loads of 10A...
Dual 180° Out-of-Phase PWM Step-Down Controllers with POR -- MAX1875
Dual 180° Out-of-Phase PWM Step-Down Controllers with POR -- MAX1876
The MAX1875/MAX1876 dual, synchronized, step-down controller generates two outputs from input supplies ranging from 4.75V to 23V. Each output is adjustable from sub-1V to 18V and supports loads of 10A...
1.4MHz SOT23 Current-Mode Step-Up DC-DC Converter -- MAX1896 The MAX1896 step-up DC-DC converter incorporates high-performance current-mode, fixed-frequency, pulse-width modulation (PWM) circuitry and an internal 0.7Ω N-channel MOSFET to provide a highly efficient regulator with fast response. High switching...
500kHz Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers -- MAX1901
500kHz Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers -- MAX1902
500kHz Multi-Output, Low-Noise Power-Supply Controllers for Notebook Computers -- MAX1904
The MAX1901/MAX1902/MAX1904 are buck-topology, step-down, switch-mode, power-supply controllers that generate logic-supply voltages in battery-powered systems. These high-performance, dual/triple-output devices include on-board power-up sequencing, power-good signaling with delay, digital soft-start, secondary...
Digitally Controlled, 0.5% Accurate, Safest APD Bias Supply -- MAX1932 The MAX1932 generates a low-noise, high-voltage output to bias avalanche photodiodes (APDs) in optical receivers. Very low output ripple and noise is achieved by a constant-frequency, pulse-width modulated (PWM) boost...
1MHz, All-Ceramic, 2.6V to 5.5V Input, 2A PWM Step-Down DC-to-DC Regulators -- MAX1951
1MHz, All-Ceramic, 2.6V to 5.5V Input, 2A PWM Step-Down DC-to-DC Regulators -- MAX1952
The MAX1951/MAX1952 high-efficiency, DC-to-DC step-down switching regulators deliver up to 2A of output current. The devices operate from an input voltage range of 2.6V to 5.5V and provide an output...
1MHz, 2A, 2.6V to 5.5V Input, PWM DC-DC Step-Down Regulator with Enable -- MAX1951A The MAX1951A high-efficiency, DC-DC step-down switching regulator delivers up to 2A of output current. The device operates from an input voltage range of 2.6V to 5.5V and provides an adjustable...
1.6V to 5.5V Input, 0.5% Accurate, Dual 180° Out-of-Phase Step-Down Controllers -- MAX1956 The MAX1955/MAX1956 are dual-output, fixed-frequency, voltage-mode, pulse-width modulated (PWM) step-down controllers with 0.5% output accuracy. Each controller switches at a constant 600kHz and is 180° out-of-phase with the other controller,...
2.35V to 5.5V, 0.5% Accurate, 1MHz PWM Step-Down Controllers with Voltage Margining -- MAX1960
2.35V to 5.5V, 0.5% Accurate, 1MHz PWM Step-Down Controllers with Voltage Margining -- MAX1961
2.35V to 5.5V, 0.5% Accurate, 1MHz PWM Step-Down Controllers with Voltage Margining -- MAX1962
The MAX1960/MAX1961/MAX1962 high-current, high-efficiency voltage-mode step-down DC-DC controllers operate from a 2.35V to 5.5V input and generate output voltages down to 0.8V at up to 20A. An on-chip charge pump...
Dual, 180° Out-of-Phase, 1.4MHz, 750mA Step-Down Regulator with POR and RSI/PFO -- MAX1970
Dual, 180° Out-of-Phase, 1.4MHz, 750mA Step-Down Regulator with POR and RSI/PFO -- MAX1971
Dual, 180° Out-of-Phase, 1.4MHz, 750mA Step-Down Regulator with POR and RSI/PFO -- MAX1972
The MAX1970/MAX1971/MAX1972 dual-output current-mode PWM buck regulators operate from 2.6V to 5.5V input and deliver a minimum of 750mA on each output. The MAX1970 and MAX1972 operate at a fixed...
36V, 220kHz to 2.2MHz, 2A/3A Fully Integrated Step-Down Converters with 15μA Operating Current -- MAX20002
36V, 220kHz to 2.2MHz, 2A/3A Fully Integrated Step-Down Converters with 15μA Operating Current -- MAX20003
The MAX20002/MAX20003 are small, synchronous buck converters with integrated high-side and low-side MOSFETs. Each device is designed to deliver up to 2A/3A with input voltages from 3.5V to 36V, while...
Automotive Quad, Low-Voltage Step-Down DC-DC Converters -- MAX20021
Automotive Quad, Low-Voltage Step-Down DC-DC Converters -- MAX20022
The MAX20021/MAX20022 power-management ICs (PMICs) integrate four low-voltage, high-efficiency, step-down DC-DC converters. Each of the four outputs is factory or resistor programmable between 1.0V to 4.0V and can deliver up...
500kHz, 36V Output, SOT23, PWM Step-Up DC-DC Converters -- MAX5026 The MAX5025–MAX5028 constant-frequency, pulse-width modulating (PWM), low-noise boost converters are intended for low-voltage systems that often need a locally generated high voltage. These devices are capable of generating low-noise, high...
500mA, 76V, High-Efficiency, MAXPower Step-Down DC-DC Converter -- MAX5033 The MAX5033 easy-to-use, high-efficiency, high-voltage, step-down DC-DC converter operates from an input voltage up to 76V and consumes only 270µA quiescent current at no load. This pulse-width modulated (PWM) converter...
1A, 76V, High-Efficiency MAXPower Step-Down DC-DC Converter -- MAX5035 The MAX5035 easy-to-use, high-efficiency, high-voltage, step-down DC-DC converter operates from an input voltage up to 76V and consumes only 270µA quiescent current at no load. This pulse-width modulated (PWM) converter...
Dual-Phase, Parallelable, Average Current-Mode Controllers -- MAX5038
Dual-Phase, Parallelable, Average Current-Mode Controllers -- MAX5041
The MAX5038/MAX5041 dual-phase, PWM controllers provide high-output-current capability in a compact package with a minimum number of external components. The MAX5038/MAX5041 utilize a dual-phase, average current-mode control that enables optimal...
Dual-Phase, Parallelable, Average-Current-Mode Controllers -- MAX5038A The MAX5038A/MAX5041A dual-phase, PWM controllers provide high-output-current capability in a compact package with a minimum number of external components. The MAX5038A/MAX5041A utilize a dual-phase, average-current-mode control that enables optimal use...
0.6V to 5.5V Output, Parallelable, Average-Current-Mode DC-DC Controllers -- MAX5060
0.6V to 5.5V Output, Parallelable, Average-Current-Mode DC-DC Controllers -- MAX5061
The MAX5060/MAX5061 pulse-width modulation (PWM) DC-DC controllers provide high-output-current capability in a compact package with a minimum number of external components. These devices utilize an average-current-mode control that enables optimal...
Configurable, Single-/Dual-Output, Synchronous Buck Controller for High-Current Applications -- MAX5066 The MAX5066 is a two-phase, configurable single- or dual-output buck controller with an input voltage range of 4.75V to 5.5V or from 5V to 28V. Each phase of the MAX5066...
2.2MHz, Dual-Output Buck or Boost Converter with POR and Power-Fail Output -- MAX5072 The MAX5072 is a dual-output DC-DC converter with integrated high-side n-channel power MOSFETs. Each output can be configured either as a buck converter or a boost converter. The MAX5072 is...
2.2MHz, Dual-Output Buck or Boost Converter with Internal Power MOSFETs -- MAX5073 The MAX5073 is a dual-output DC-DC converter with integrated high-side n-channel power MOSFETs. Each output can be configured either as a buck converter or a boost converter. The device is...
1A, 40V, MAXPower Step-Down DC-DC Converters -- MAX5080
1A, 40V, MAXPower Step-Down DC-DC Converters -- MAX5081
The MAX5080/MAX5081 are 250kHz PWM step-down DC-DC converters with an on-chip, 0.3Ω high-side switch. The input voltage range is 4.5V to 40V for the MAX5080 and 7.5V to 40V for...
1.5A, 40V, MAXPower Step-Down DC-DC Converters -- MAX5082
1.5A, 40V, MAXPower Step-Down DC-DC Converters -- MAX5083
The MAX5082/MAX5083 are 250kHz PWM step-down DC-DC converters with an on-chip, 0.3Ω high-side switch. The input voltage range is 4.5V to 40V for the MAX5082 and 7.5V to 40V for...
2.2MHz, 2A Buck Converters with an Integrated High-Side Switch -- MAX5088
2.2MHz, 2A Buck Converters with an Integrated High-Side Switch -- MAX5089
The MAX5088/MAX5089 high-frequency, DC-DC converters with an integrated n-channel power MOSFET provide up to 2A of load current. The MAX5088 includes an internal power MOSFET to enable the design of...
4V to 72V Input LDOs with Boost Preregulator -- MAX5092
4V to 72V Input LDOs with Boost Preregulator -- MAX5093
The MAX5092A/MAX5092B/MAX5093A/MAX5093B low-quiescent-current, low-dropout (LDO) regulators contain simple boost preregulators operating at a high frequency. The devices seamlessly provide a preset 3.3V (MAX5092A/MAX5093A) or 5V (MAX5092B/MAX5093B) LDO output voltage from...
40V, 600mA Buck Converters with Low-Quiescent-Current Linear Regulator Mode -- MAX5096
40V, 600mA Buck Converters with Low-Quiescent-Current Linear Regulator Mode -- MAX5097
The MAX5096/MAX5097 easy-to-use, Dual Mode™, DC-DC converters operate as LDO (low dropout) or switch-mode buck converters. At a high output load, the converters operate as high-efficiency pulse-width-modulated (PWM) switch-mode converters...
Dual, 2.2MHz, Automotive Buck or Boost Converter with 80V Load-Dump Protection -- MAX5098A The MAX5098A is a dual-output, high-switching-frequency DC-DC converter with integrated n-channel switches that can be used either in high-side or low-side configuration. Each output can be configured either as a...
Dual, 2.2MHz, Automotive Synchronous Buck Converter with 80V Load-Dump Protection -- MAX5099 The MAX5099 offers a dual-output, high-switching-frequency DC-DC buck converter with an integrated high-side switch. The MAX5099 integrates two low-side MOSFET drivers to allow each converter to drive an external synchronous-rectifier...
12V PWM Controller with Hot-Swap -- MAX5950 The MAX5950 is a 12V pulse-width modulated (PWM), step-down, DC-DC controller with integrated hot-swap controller. The device operates over the 8V to 16V inputvoltage range or 5V ±10% and provides...
12V/5V Input Buck PWM Controller -- MAX5951 The MAX5951 is a 12V pulse-width modulated (PWM), step-down, DC-DC controller. The device operates over the input voltage range of 8V to 16V or 5V ±10%, and provides an adjustable...
5V or Adjustable, Low-Voltage, Step-Up DC-DC Controller -- MAX608 The MAX608 low-voltage step-up controller operates from a 1.8V to 16.5V input voltage range. Pulse-frequency-modulation (PFM) control provides high efficiency at heavy loads, while using only 85µA (typical) when operating...
28V, PWM, Step-Up DC-DC Converter -- MAX618 The MAX618 CMOS, PWM, step-up DC-DC converter generates output voltages up to 28V and accepts inputs from +3V to +28V. An internal 2A, 0.3Ω switch eliminates the need for external...
28V, Low-Power, High-Voltage, Boost or Inverting DC-DC Converter -- MAX629 The MAX629 low-power DC-DC converter features an internal N-channel MOSFET switch and programmable current limiting. It is designed to supply positive or negative bias voltages up to ±28V from input...
5V Adjustable, CMOS, Step-Down Switching Regulator -- MAX638 The MAX638 was introduced in 1996. It was considered state of the art for many years and is still available for sale. For a list of more recent products, view...
5V/3.3V/3V Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Converters -- MAX639
5V/3.3V/3V Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Converters -- MAX640
5V/3.3V/3V Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Converters -- MAX653
The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA. A current-limiting pulse-frequency-modulated (PFM) control scheme gives the devices the benefits...
5V/3.3V/3V or Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Controllers -- MAX649
5V/3.3V/3V or Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Controllers -- MAX651
5V/3.3V/3V or Adjustable, High-Efficiency, Low-I Q, Step-Down DC-DC Controllers -- MAX652
The MAX649/MAX651/MAX652 BiCMOS, step-down DC-DC switching controllers provide high efficiency over three decades of load current. A unique, current-limited pulse-frequency-modulated (PFM) control scheme gives these devices the benefits of pulse-width-modulation...
1.8V to 28V Input, PWM Step-Up Controllers in µMAX -- MAX668
1.8V to 28V Input, PWM Step-Up Controllers in µMAX -- MAX669
The MAX668/MAX669 constant-frequency, pulse-width modulating (PWM), current-mode DC-DC controllers are designed for a wide range of DC-DC conversion applications including step-up, SEPIC, flyback, and isolated-output configurations. Power levels of 20W...
Dual-Output (Positive and Negative), DC-DC Converter for CCD and LCD -- MAX685 The MAX685 DC-DC converter provides low-noise dual outputs for powering CCD imaging devices and LCDs. This device uses a single inductor to provide independently regulated positive and negative outputs. Integrated...
DAC-Controlled Boost Inverter LCD Bias Supply with Internal Switch -- MAX686 The MAX686 DAC-controlled boost/inverter IC converts a positive input voltage to a positive or negative LCD bias voltage up to +27.5V or -27.5V. The device features an internal N-channel MOSFET...
5V, Step-Down, Current-Mode PWM DC-DC Converters -- MAX730A
5V, Step-Down, Current-Mode PWM DC-DC Converters -- MAX738A
5V, Step-Down, Current-Mode PWM DC-DC Converters -- MAX744A
The MAX730A/MAX738A/MAX744A are 5V-output CMOS, step-down switching regulators. The MAX738A/MAX744A accept inputs from 6V to 16V and deliver 750mA. The MAX744A guarantees 500mA load capability for inputs above 6V and...
3.3V, Step-Down, Current-Mode PWM DC-DC Converters -- MAX748A
3.3V, Step-Down, Current-Mode PWM DC-DC Converters -- MAX763A
The MAX748A/MAX763A are 3.3V-output CMOS, step-down switching regulators. The MAX748A accepts inputs from 3.3V to 16V and delivers up to 500mA. The MAX763A accepts inputs between 3.3V and 11V and...
Digitally Adjustable LCD Bias Supply -- MAX749 The MAX749 generates negative LCD-bias contrast voltages from 2V to 6V inputs. Full-scale output voltage can be scaled to -100V or greater, and is digitally adjustable in 64 equal steps...
Adjustable, PWM, Step-Down Regulator -- MAX750A
Adjustable, PWM, Step-Down Regulator -- MAX758A
The MAX750A/MAX758A are adjustable-output, CMOS, step-down, DC-DC switching regulators. The MAX758A accepts inputs from 4V to 16V and delivers 750mA, while the MAX750A accepts inputs from 4V to 11V and...
3.3V/5V/Adjustable-Output, Step-Up DC-DC Converters -- MAX757 The MAX756/MAX757 are CMOS step-up DC-DC switching regulators for small, low input voltage or battery-powered systems. The MAX756 accepts a positive input voltage down to 0.7V and converts it to...
12V/15V or Adjustable, High-Efficiency, Low-I Q, Step-Up DC-DC Converters -- MAX761 The MAX761/MAX762 step-up switching regulators provide high efficiency over a wide range of load currents, delivering up to 150mA. A unique, current-limited pulse-frequency-modulated (PFM) control scheme gives the devices the...
-5V/-12V/-15V or Adjustable, High-Efficiency, Low-I Q DC-DC Inverters -- MAX764
-5V/-12V/-15V or Adjustable, High-Efficiency, Low-I Q DC-DC Inverters -- MAX765
-5V/-12V/-15V or Adjustable, High-Efficiency, Low-I Q DC-DC Inverters -- MAX766
The MAX764/MAX765/MAX766 inverting switching regulators are highly efficient over a wide range of load currents, delivering up to 1.5W. A unique, current-limited, pulse-frequency-modulated (PFM) control scheme combines the benefits of...
5V to 3.3V Output, Synchronous, Step-Down Power Supply Controller -- MAX767 The MAX767 is a high-efficiency, synchronous buck controller IC dedicated to converting a fixed 5V supply into a tightly regulated 3.3V output. Two key features set this device apart from...
-5V/-12V/-15V or Adjustable, High-Efficiency, Low I Q Inverting DC-to-DC Controllers -- MAX774
-5V/-12V/-15V or Adjustable, High-Efficiency, Low I Q Inverting DC-to-DC Controllers -- MAX775
-5V/-12V/-15V or Adjustable, High-Efficiency, Low I Q Inverting DC-to-DC Controllers -- MAX776
The MAX774/MAX775/MAX776 inverting switching regulators deliver high efficiency over three decades of load current. A unique current-limited, pulse-frequency modulated (PFM) control scheme provides the benefits of pulse-width modulation (high efficiency...
Dual-Output Power Supply Controller for Notebook Computers -- MAX786 The MAX786 is a system-engineered power-supply controller for notebook computers or similar battery-powered equipment. It provides two high-performance step-down (buck) pulse-width modulators (PWMs) for +3.3V and +5V. Other features include...
1-Cell-to-3-Cell, High-Power, Low-Noise, Step-Up DC-DC Converters -- MAX848
1-Cell-to-3-Cell, High-Power, Low-Noise, Step-Up DC-DC Converters -- MAX849
The MAX848/MAX849 boost converters set a new standard of high efficiency and high integration for noise-sensitive power-supply applications, such as portable phones and small systems with RF data links. The...
3A, 1MHz, 1% Accurate, Internal Switch Step-Down Regulator with Power-OK -- MAX8505 The MAX8505 step-down regulator operates from a 2.6V to 5.5V input and generates an adjustable output voltage from 0.8V to 0.85 x VIN at up to 3A. With a...
2- to 8-Phase VRM 10/9.1 PWM Controllers with Precise Current Sharing and Fast Voltage Positioning -- MAX8524
2- to 8-Phase VRM 10/9.1 PWM Controllers with Precise Current Sharing and Fast Voltage Positioning -- MAX8525
The MAX8525 (VRM 10/VRD 10)/MAX8524 (VRM 9.1/VRD 9.1) current-mode step-down controllers, the MAX8523 high-speed, dual-phase MOSFET gate driver, and the MAX8552 wide-input, single-phase MOSFET gate driver provide flexible, low-cost, low-voltage...
1.5MHz, Dual, 180° Out-of-Phase, PWM Step-Down Controller with POR -- MAX8529 The MAX8529 dual, synchronized, step-down controller generates two outputs from input supplies ranging from 4.75V to 23V. Each output is adjustable from sub-1V to 18V. Input voltage ripple and total...
4.5V to 28V Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications -- MAX8553
4.5V to 28V Input, Synchronous PWM Buck Controllers for DDR Termination and Point-of-Load Applications -- MAX8554
The MAX8553 is a 4.5V to 28V input-voltage, synchronous step-down controller that provides a complete power-management solution for DDR memory. The MAX8553 generates 1/2 VREFIN voltage for VTT and...
3.3V/5V or Adjustable Output, Step-Up DC-DC Converters -- MAX856
3.3V/5V or Adjustable Output, Step-Up DC-DC Converters -- MAX857
3.3V/5V or Adjustable Output, Step-Up DC-DC Converters -- MAX858
3.3V/5V or Adjustable Output, Step-Up DC-DC Converters -- MAX859
The MAX856-MAX859 are high-efficiency, CMOS, step-up, DC-DC switching regulators for small, low input voltage or battery-powered systems. The MAX856/MAX858 accept a positive input voltage between 0.8V and VOUT and convert...
4MHz, 500mA Synchronous Step-Down DC-DC Converters in Thin SOT and TDFN -- MAX8560
4MHz, 500mA Synchronous Step-Down DC-DC Converters in Thin SOT and TDFN -- MAX8561
The MAX8560/MAX8561/MAX8562 step-down DC-DC converters are optimized for applications that prioritize small size and high efficiency. They utilize a proprietary hysteretic-PWM control scheme that switches with fixed frequency and is...
3V to 28V Input, Low-Cost, Hysteretic Synchronous Step-Down Controllers -- MAX8576
3V to 28V Input, Low-Cost, Hysteretic Synchronous Step-Down Controllers -- MAX8577
3V to 28V Input, Low-Cost, Hysteretic Synchronous Step-Down Controllers -- MAX8578
3V to 28V Input, Low-Cost, Hysteretic Synchronous Step-Down Controllers -- MAX8579
The MAX8576–MAX8579 synchronous PWM buck controllers use a hysteretic voltage-mode control algorithm to achieve a fast transient response without requiring loop compensation. The MAX8576/MAX8577 contain an internal LDO regulator allowing...
2.5MHz/1.5MHz Step-Down Converters with 60mΩ Bypass in TDFN for CDMA PA Power -- MAX8581
2.5MHz/1.5MHz Step-Down Converters with 60mΩ Bypass in TDFN for CDMA PA Power -- MAX8582
The MAX8581/MAX8582 high-frequency step-down converters are optimized for dynamically powering the power amplifier (PA) in CDMA handsets. They integrate a high-efficiency PWM step-down converter for medium- and low-power transmission and...
Dual-Output (+ and -) DC-DC Converters for CCD -- MAX8614 The MAX8614A/MAX8614B dual-output step-up DC-DC converters generate both a positive and negative supply voltage that are each independently regulated. The positive output delivers up to 50mA while the inverter supplies...
Dual, High-Efficiency, PFM, Step-Up DC-DC Controller -- MAX863 The MAX863 dual-output DC-DC converter contains two independent step-up controllers in a single compact package. This monolithic Bi-CMOS design draws only 85µA when both controllers are on. The input range...
3A, 2MHz Step-Down Regulator with Integrated Switches -- MAX8643A The MAX8643A high-efficiency switching regulator delivers up to 3A load current at output voltages from 0.6V to (0.9 x VIN). The IC operates from 2.35V to 3.6V, making...
6A, 2MHz Step-Down Regulator with Integrated Switches -- MAX8646 The MAX8646 high-efficiency switching regulator delivers up to 6A load current at output voltages from 0.6V to 0.9 x VIN. The IC operates from 2.35V to 3.6V, making...
1.8A Step-Down Regulator with Remote Sense in 2mm x 2mm WLP -- MAX8649 The MAX8649 high-efficiency DC-to-DC step-down switching regulator delivers up to 1.8A of output current. The device operates from a 2.5V to 5.5V input voltage range, making it future proof for...
4.5V to 28V Input Current-Mode Step-Down Controller with Adjustable Frequency -- MAX8650 The MAX8650 synchronous PWM buck controller operates from a 4.5V to 28V input and generates an adjustable 0.7V to 5.5V output voltage at loads up to 25A. The MAX8650 uses...
12V, 8A, 1.2MHz, Step-Down Regulator -- MAX8654 The MAX8654 high-efficiency switching regulator delivers up to 8A of load current at output voltages from 0.6V to 0.85 x VIN. The IC operates from 4.5V to 14V,...
600mA/650mA PWM Step-Down Converters in 2mm x 2mm WLP for WCDMA PA Power -- MAX8805 The MAX8805W/MAX8805X/MAX8805Y/MAX8805Z high-frequency step-down converters are optimized for dynamically powering the power amplifier (PA) in WCDMA or NCDMA handsets. The devices integrate a high-efficiency PWM step-down converter for medium- and...
1A, 97% Efficiency, 30µA Quiescent Current, Step-Up Converter with True Shutdown -- MAX8815A The MAX8815A DC-DC step-up converter is a high-efficiency, low quiescent current, synchronous step-up converter with True Shutdown™ and inrush-current limiting. The MAX8815A generates any output voltage from 3.3V to 5V...
Dual, 3A, 2MHz Step-Down Regulator -- MAX8833 The MAX8833 high-efficiency, dual step-down regulator is capable of delivering up to 3A at each output. The device operates from a 2.35V to 3.6V supply, and provides output voltages from...
Dual, 5A, 2MHz Step-Down Regulators -- MAX8855 The MAX8855/MAX8855A high-efficiency, dual step-down regulators are capable of delivering up to 5A at each output. The devices operate from a 2.25V to 3.6V supply, and provide output voltages from...
100% Duty Cycle, Low-Noise, Step-Down, PWM DC-DC Converter -- MAX887 The MAX887 high-efficiency, step-down DC-DC converter provides an adjustable output from 1.25V to 10.5V. It accepts inputs from 3.5V to 11V and delivers 600mA. Operation to 100% duty cycle minimizes...
700mA DC-DC Step-Down Converters with Dual 300mA LDO in 2mm x 2mm CSP -- MAX8884Y
700mA DC-DC Step-Down Converters with Dual 300mA LDO in 2mm x 2mm CSP -- MAX8884Z
The MAX8884Y/MAX8884Z step-down converters with dual low-dropout (LDO) linear regulators are intended to power low-voltage microprocessors, DSPs, camera and Wi-Fi modules, or other point of load applications in portable devices.
Dual PWM Step-Down Converter in a 2mm x 2mm Package for WCDMA PA and RF Power -- MAX8896 The MAX8896 dual step-down converter is optimized for powering the power amplifier (PA) and RF transceiver in WCDMA handsets. This device integrates a high-efficiency PWM step-down converter (OUT1) for medium...
2.5A Step-Down Regulator with Remote Sense in 2mm x 2mm WLP -- MAX8952 The MAX8952 high-efficiency DC-to-DC step-down switching regulator delivers up to 2.5A of output current. The device operates from a 2.5V to 5.5V input voltage range, supporting commonly-used battery technologies in...
9A, Three-Phase Step-Down Switching Regulator -- MAX8973A The MAX8973A high-efficiency, three-phase, DC-DC step-down switching regulator delivers up to 9A of output current in a compact footprint with excellent transient response. Each phase operates at a 2MHz fixed...
6A Digital PoL DC-DC Converter with InTune Automatic Compensation -- MAX15303 x

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