BQ24171 Datasheet (Texas Instruments) - Li-Ion/Li-Polymer Battery Charger

BQ24171, Li-Ion/Li-Polymer Battery Charger

The bq24171 device is highly integrated stand-alone Li-ion and Li-polymer switched-mode battery charger with two integrated N-channel power MOSFETs.

The device offers a constant-frequency synchronous PWM controller with high-accuracy regulation of input current, charge current, and voltage.

The bq24

BQ24171 Features

* 1 JEITA-Compatible Battery Temperature Sensing

* 1.6-MHz Synchronous Switched-Mode Charger With 4-A Integrated N-MOSFETs

* Up to 94% Efficiency

* 30-V Input Rating With Adjustable Overvoltage Protection

* 4.5-V to 17-V Input Operating Voltage

* Batter