BQ24133 Datasheet (Texas Instruments) - Stand-Alone 1- to 3- Cell 2.5A Synchronous Buck Battery Charger

BQ24133, Stand-Alone 1- to 3- Cell 2.5A Synchronous Buck Battery Charger

The BQ24133 device is a highly integrated standalone 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 BQ

BQ24133 Features

* 1.6-MHz Synchronous switched-mode charger with 2.5-A integrated N-MOSFETs

* Up to 92% efficiency

* 30-V Input rating with adjustable overvoltage protection

* 4.5-V to 17-V Input operating voltage

* Battery charge voltage

* 1-Cell, 2-cell, or