AAT2557 Datasheet 500mA Battery Charger and 300mA LDO Regulator

Manufacturer: Advanced Analogic Technologies

AAT2557 500ma battery charger and 300ma ldo regulator by Advanced Analogic Technologies - Datasheet Preview

Datasheet Details

Part number	AAT2557
Manufacturer	Advanced Analogic Technologies
File Size	504.66 KB
Description	500mA Battery Charger and 300mA LDO Regulator
Datasheet	AAT2557 Datasheet

General Description

The AAT2557 is a fully integrated 500mA battery charger and a 300mA low dropout (LDO) linear regulator.

The input voltage range is 4V to 6.5V for the battery charger and 2.7V to 5.5V for the linear regulator, making it ideal for applications operating with single-cell lithium-ion/polymer batteries.

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Overview

AAT2557 500mA Battery Charger and 300mA LDO Regulator for Portable Systems.

Key Features

SystemPower™ The battery charger is a complete constant curvoltage linear charger. It offers an integrated pass device, reverse blocking protection, high accuracy current and voltage regulation, charge status, and charge termination. The charging current is programmable via external resistor from 15mA to 500mA. In addition to these standard features, the device offers over-voltage, current limit, and thermal protection. The linear regulator is designed for fast transient response and.

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