LTC4155 Datasheet - Linear Technology

LTC4155 Dual-Input Power Manager / 3.5A Li-Ion Battery Charger

The LTC®4155 is a 15 watt I2C controlled power manager with PowerPath™ instant-on operation, high efficiency switching battery charging and USB compatibility. The LTC4155 seamlessly manages power distribution from two 5V sources, such as a USB port and a wall adapter, to a single-cell rechargeable L.

LTC4155 Features

* n High Efficiency Charger Capable of 3.5A Charge Current n Monolithic Switching Regulator Makes Optimal Use of Limited Power and Thermal Budget n Dual-Input Overvoltage Protection Controller n Priority Multiplexing for Multiple Inputs n I2C/SMBus Control and Status Feedback n NTC Thermistor ADC for

LTC4155-LinearTechnology.pdf