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AAT2158 - 1.5A Low Noise Step-Down Converter

General Description

The AAT2158 SwitchReg is a 1.5A step-down converter with an input voltage range of 2.4V to 5.5V and an adjustable output voltage from 0.6V to VIN.

The 1.4MHz switching frequency enables the use of small external components.

Key Features

  • 1.5A Maximum Output Current Input Voltage: 2.4V to 5.5V Output Voltage: 0.6V to VIN Up to 95% Efficiency Low Noise Light Load Mode 42µA No Load Quiescent Current No External Compensation Required 1.4MHz Switching Frequency 100% Duty Cycle Low-Dropout Operation Internal Soft Start Over-Temperature and Current Limit Protection.

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Datasheet Details

Part number AAT2158
Manufacturer Advanced Analogic Technologies
File Size 1.45 MB
Description 1.5A Low Noise Step-Down Converter
Datasheet download datasheet AAT2158 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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PRODUCT DATASHEET AAT2158 TM SwitchReg www.DataSheet4U.com 1.5A Low Noise Step-Down Converter Features • • • • • • • • • • • • • • 1.5A Maximum Output Current Input Voltage: 2.4V to 5.5V Output Voltage: 0.6V to VIN Up to 95% Efficiency Low Noise Light Load Mode 42µA No Load Quiescent Current No External Compensation Required 1.4MHz Switching Frequency 100% Duty Cycle Low-Dropout Operation Internal Soft Start Over-Temperature and Current Limit Protection <1µA Shutdown Current 16-Pin 3x3mm QFN Package Temperature Range: -40°C to +85°C General Description The AAT2158 SwitchReg is a 1.5A step-down converter with an input voltage range of 2.4V to 5.5V and an adjustable output voltage from 0.6V to VIN. The 1.4MHz switching frequency enables the use of small external components.