Datasheet4U Logo Datasheet4U.com

bq24721 - CHARGER AND SYSTEM POWER SELECTOR

Description

The bq24721 is a high efficiency synchronous battery pack charger with high level of integration for portable applications.

This device implements a high performance analog front-end that interfaces to the system power management micro-controller through a simplified SBS-like SMBus interface.

Features

  • 1.
  • 2 High Efficiency NMOS-NMOS Synchronous Buck Converter With User-Selectable 300 kHz or 500 kHz frequency.
  • bq24721C Offers Softer Turn-On, Stronger Turn-Off.
  • SBS-Like(1) SMBus Interface for Control and Status Communications With Host.
  • Programmable Battery Voltage, Charge Current, and AC Adapter Current via SBS-Like SMBus Interface.
  • 0.4% Charge Voltage Regulation Accuracy.
  • 3% Charge Current Regulation Accuracy.
  • 3% Adapter Current Reg.

📥 Download Datasheet

Datasheet preview – bq24721

Datasheet Details

Part number bq24721
Manufacturer Texas Instruments
File Size 2.80 MB
Description CHARGER AND SYSTEM POWER SELECTOR
Datasheet download datasheet bq24721 Datasheet
Additional preview pages of the bq24721 datasheet.

📁 Similar Datasheet

  • 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)
  • BQ2004 - Fast Chargeer (Benchmarq)
  • BQ2004E - Fast Chargeer (Benchmarq)
Other Datasheets by Texas Instruments
  • bq24721C - CHARGER AND SYSTEM POWER SELECTOR
  • bq24725 - 2-4 Cell Li+ Battery SMBus Charge Controller
  • bq24725A - 1-4 Cell Li+ Battery SMBus Charge Controller
  • bq24726 - 1-4 Cell Li+ Battery SMBus Charge Controller
  • bq24702 - MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
  • bq24703 - MULTICHEMISTRY BATTERY CHARGER CONTROLLER AND SYSTEM POWER SELECTOR
  • bq24704 - Host-Controlled Li-Ion and Li-Polymer Battery Charger
  • bq24705 - Host-Controlled Multi-Cell Battery Charger

Full PDF Text Transcription

Click to expand full text
bq24721 bq24721C www.ti.com.................................................................................................................................................. SLUS683F – NOVEMBER 2005 – REVISED APRIL 2009 ADVANCED MULTI-CHEMISTRY AND MULTI-CELL SYNCHRONOUS SWITCH-MODE CHARGER AND SYSTEM POWER SELECTOR FEATURES 1 •2 High Efficiency NMOS-NMOS Synchronous Buck Converter With User-Selectable 300 kHz or 500 kHz frequency • bq24721C Offers Softer Turn-On, Stronger Turn-Off • SBS-Like(1) SMBus Interface for Control and Status Communications With Host • Programmable Battery Voltage, Charge Current, and AC Adapter Current via SBS-Like SMBus Interface • 0.
Published: |