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