BQ24133 Datasheet Stand-alone 1- To 3- Cell 2.5a Synchronous Buck Battery Charger

Manufacturer: Texas Instruments

Overview: www.ti.com BQ24133 SLUSAF7D – DECEMBER 2010 – REVISED SEPTEBMQBE2R42103230 SLUSAF7D – DECEMBER 2010 – REVISED SEPTEMBER 2020 BQ24133 Stand-Alone 1- to 3- Cell 2.

Datasheet Details

Part number	BQ24133
Manufacturer	Texas Instruments
File Size	4.14 MB
Description	Stand-Alone 1- to 3- Cell 2.5A Synchronous Buck Battery Charger
Datasheet	BQ24133-etcTI.pdf

General Description

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 BQ24133 closely monitors the battery pack temperature to allow charge only in a preset temperature window.

Key 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 3-cell with 4.2 V/cell.
High integration.
Automatic Power Path selector between adapter and battery.
Dynamic power management.
Integrated 20-V switching MOSFET.

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