The LM2831YSD/NOPB is a high-frequency, monolithic step-down DC-DC regulator designed to deliver up to 1.5A of output current. It operates within an input voltage range of 3V to 5.5V and provides an adjustable output voltage from 0.6V to 4.5V. The device features a 130-m,Ѷ PMOS switch and is capable of achieving efficiencies up to 93%. It supports high switching frequencies of 550 kHz, 1.6 MHz, or 3 MHz, allowing for the use of small surface-mount inductors and capacitors, which is beneficial for space-constrained applications. The LM2831 includes several important features such as internal soft-start, thermal shutdown, and overvoltage protection, enhancing its reliability in various applications. It is suitable for local DC-DC conversion in devices like set-top boxes, USB-powered devices, and core power in hard disk drives. The regulator is available in a compact 6-pin WSON package, making it a suitable choice for engineers looking for a high-performance, space-efficient power management solution.
High Frequency 1.5A Load - Step-Down DC-DC Regulator 6-WSON -40 to 125
Switching Regulator, Current-mode, 1.5A, 3000kHz Switching Freq-Max, BICMOS
Switching Regulator, Current-mode, 1.5A, 3000kHz Switching Freq-Max, BICMOS
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 1.5A 6-WDFN Exposed Pad
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 1.5A 6-WDFN Exposed Pad
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 1.5A 6-WDFN Exposed Pad
Manufacturer: Texas Instruments
Win Source Part Number: 124540-LM2831YSD/NOP
Packaging: Reel - TR
Mounting: SMD (SMT)
Output Type: Adjustable
Topology: Buck
Frequency - Switching: 550kHz
Number of Outputs: 1
Synchronous Rectifier: No
Output Current: 1.5A
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TJ)
Case / Package: 6-WSON (3x3)
Purpose: Step-Down
Maximum Input Voltage: 5.5V
Nominal Output Voltage (Min/Fixed): 0.6V
Maximum Output Voltage: 4.5V
Minimum Input Voltage: 3V
Popularity: Medium
Fake Threat In the Open Market: 33 pct.
Supply and Demand Status: Balance
Switching Voltage Regulators High Frequency 1.5A Load - Step-Down DC-DC Regulator 6-WSON -40 to 125
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 1.5A 6-WDFN Exposed Pad
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 1.5A 6-WDFN Exposed Pad
IC REG BUCK ADJ 1.5A 6WSON
IC REG BUCK ADJ 1.5A 6WSON
| Texas Instruments | Rochester Electronics | DigiKey | Win Source Electronics | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | LM2831YSD/NOPB | LM2831YSD/NOPB | LM2831YSD/NOPBDKR-ND | 124540-LM2831YSD/NOPB | LM2831YSD/NOPB | LM2831YSD/NOPB | LM2831YSD/NOPB | LM2831YSD/NOPB |
| Product Name | LM2831 High Frequency 1.5A Load - Step-Down DC-DC Regulator | Voltage Regulators - DC DC Switching Regulators | PMIC - PMIC - Voltage Regulators - DCDC Switching Regulators - LM2831YSD/NOPB | Switching Voltage Regulators | Voltage Regulators - DC DC Switching Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators | |
| Configuration / Function | Buck | Buck | Buck | |||||
| Package Type | Other; SOT-23,WSON | Other; WSON6 | Other; 6-WDFN Exposed Pad | Other; 6-WSON (3x3) | Other; 6-WDFN Exposed Pad | |||
| Output Voltage | 0.6000 to 4.5 volts | 0.6000 to 4.5 volts | 0.6000 volts | 0.6000 to 4.5 volts | 0.6000 volts | |||
| IOUT | 1.5 amps | 1.5 amps | 1.5 amps | 1.5 amps | 1.5 amps | 1.5 amps | ||
| VIN | 3 to 5.5 volts | 3 to 5.5 volts | 5.5 volts | 3 to 5.5 volts |
