LTC3556 Datasheet (Linear Technology Corporation)

LTC3556, USB Power Manager

The LTC®3556 is a highly integrated power management and battery charger IC for Li-Ion/Polymer battery applications.

It includes a high efficiency current limited switching PowerPath manager with automatic load prioritization, a battery charger, an ideal diode, and three synchronous switching regula

LTC3556 Features

* POWER MANAGER n High Efficiency Switching PowerPathTM Controller with Bat-TrackTM Adaptive Output Control n Programmable USB or Wall Current Limit (100mA/500mA/1A) n Full Featured Li-Ion/Polymer Battery Charger n Instant-On Operation with a Discharged Battery n 1.5A Maximum Charge Current n Internal