AAT2557 Datasheet - Advanced Analogic Technologies

AAT2557 500mA Battery Charger and 300mA LDO Regulator

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. .

AAT2557 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 resi

AAT2557_AdvancedAnalogicTechnologies.pdf