EN

AWP37501EQNR

120mA Single Inductor - Dual Output Power Supply

Product details

Parameters

Power Supply (Min) (V) 2.4
Power Supply (Max) (V) 5
Vout_POS (Min) (V) 4
Vout_POS (Max) (V) 6.5
Vout_NEG (Min) (V) -6.5
Vout_NEG (Max) (V) -4
Load Current_POS (mA) 300
Load Current_NEG (mA) 120
Temperature -40℃~85℃
IO Level (V) 1.2
Package (mm) QFN 3X3-16L

Package | Pins | Size

QFN 3X3-16L

Features

 2.4V to 5.0V Input Voltage  Dual Regulated Output Using Single Inductor  Positive Output Voltage Range: 4.0V to 6.5V (100mV/Step)  Negative Output Voltage Range: -6.5V to -4.0V (100mV/Step)  Maximum Output Current: 120mA  Outstanding Combined Efficiency η > 80% at IOUT > 10 mA η > 85% at IOUT > 40 mA  Outstanding Transient Response & Line Regulation  ±1.5% Output Voltage Accuracy  Shut-Down Supply Current: 1μA  Under-Voltage Lock-Out and Thermal Shutdown  400kHz I2C: 7bits I2C Address=0x3E  WBQFN 3mmX3mmX0.75mm-16L Package

Description

The AWP37501E is designed to support positive /negative supply for driving TFT-LCD panels mainly in tablets and POS Terminate. The device employs a single inductor scheme to provide a small bill-of-material and smallest PCB solution size. It integrates a step-up DC-DC converter for preceding supply. An architecture with LDO and negative charge pump (NCP) generates dual outputs at +5.4V (default) and -5.4V (default), whose voltages can be programmed via an I2C compatible interface. The device offers excellent line and load regulation performances, as well as load transient. It features an outstanding efficiency that is greater than 80% when IOUT>10mA and 85% when IOUT>40mA. With its input voltage range of 2.4V to 5.0V, it can be powered by single-cell batteries (Li-Ion, Ni-Li, Li-Polymer).

Technical documentation

Type
Title
Language
Date
Product Design Guide AW3750X_Software_Design_Guide 英文   2025-08-12
Datasheet DS_AWP37501EQNR_EN_V1.0 英文   2026-02-10
Reliability Report Reliability Qualification Report For AWP37501EQNR 英文   2026-05-19

Design & development

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