Datasheet4U Logo Datasheet4U.com

bq25A - 1-4 Cell Li+ Battery SMBus Charge Controller

This page provides the datasheet information for the bq25A, a member of the bq24725A 1-4 Cell Li+ Battery SMBus Charge Controller family.

Datasheet Summary

Description

The BQ24725A is a high-efficiency, synchronous battery charger, offering low component count for space-constraint, multi-chemistry battery charging applications.

Features

  • 1 SMBus Host-controlled NMOS-NMOS synchronous buck converter with programmable 615kHz, 750kHz, and 885kHz switching frequencies.
  • Automatic N-channel MOSFET selection of system power source from adapter or battery driven by internal charge pumps.
  • Enhanced safety features for over voltage protection, over current protection, battery, inductor and MOSFET short circuit protection.
  • Programmable input current, charge voltage, charge current limits.
  • ±0.5% Ch.

📥 Download Datasheet

Datasheet preview – bq25A

Datasheet Details

Part number bq25A
Manufacturer Texas Instruments
File Size 2.30 MB
Description 1-4 Cell Li+ Battery SMBus Charge Controller
Datasheet download datasheet bq25A Datasheet
Additional preview pages of the bq25A datasheet.

📁 Similar Datasheet

  • bq2502 - Integrated Backup Unit (BENCHMARQ)
  • BQ2540-7R - 60...132 Watt DC-DC Converters (Power-One)
  • BQ2001-7R - 60...132 Watt DC-DC Converters (Power-One)
  • BQ2002 - NiCd/NiMH Fast-Charge Management (Benchmarq)
  • BQ2002C - NiCd/NiMH Fast-Charge Management (UNITRODE)
  • BQ2002D - NiCd/NiMH Fast-Charge Management (Benchmarq)
  • BQ2002E - NiCd/NiMH Fast-Charge Management (UNITRODE)
  • BQ2002F - NiCd/NiMH Fast-Charge Management (Benchmarq)
  • BQ2002G - NiCd/NiMH Fast-Charge Management (UNITRODE)
  • BQ2003 - Fast Chargeer (Benchmarq)
Other Datasheets by Texas Instruments
  • bq25010 - SINGLE-CHIP CHARGER AND DC/DC CONVERTER
  • bq25011 - SINGLE-CHIP CHARGER AND DC/DC CONVERTER
  • bq25012 - SINGLE-CHIP CHARGER AND DC/DC CONVERTER
  • bq25015 - SINGLE-CHIP CHARGER AND DC/DC CONVERTER
  • bq25017 - SINGLE-CHIP CHARGER AND DC/DC CONVERTER
  • bq25040 - Single Cell Li-Ion Battery Charger
  • bq25046 - Single-Input 5-V Power Supply
  • bq25050 - Single Cell Li-Ion Battery Charger

Full PDF Text Transcription

Click to expand full text
Product Folder Order Now Technical Documents Tools & Software Support & Community BQ24725A SLUSAL0C – SEPTEMBER 2011 – REVISED JANUARY 2020 BQ24725A SMBus 1- to 4-Cell Li+ Buck Battery Charge Controller with N-Channel Power MOSFET Selector 1 Features •1 SMBus Host-controlled NMOS-NMOS synchronous buck converter with programmable 615kHz, 750kHz, and 885kHz switching frequencies • Automatic N-channel MOSFET selection of system power source from adapter or battery driven by internal charge pumps • Enhanced safety features for over voltage protection, over current protection, battery, inductor and MOSFET short circuit protection • Programmable input current, charge voltage, charge current limits – ±0.5% Charge voltage accuracy up to 19.2V – ±3% Charge current accuracy up to 8.
Published: |