Datasheet Summary
Battery Charger and Step-Down Converter for Portable Applications General Description
The AAT2556 is a member of AnalogicTech's Total Power Management IC™ (TPMIC™) product family. It is a fully integrated 500mA battery charger plus a 250mA step-down converter. The input voltage range is 4V to 6.5V for the battery charger and 2.7V to 5.5V for the step-down converter, making it ideal for single-cell lithium-ion/polymer batterypowered applications. The battery charger is a plete constant current/ constant voltage linear charger. It offers an integrated pass device, reverse blocking protection, high current accuracy and voltage regulation, charge status, and charge termination. The charging...