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bq24721C - CHARGER AND SYSTEM POWER SELECTOR

This page provides the datasheet information for the bq24721C, a member of the bq24721 CHARGER AND SYSTEM POWER SELECTOR family.

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.

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Datasheet preview – bq24721C

Datasheet Details

Part number bq24721C
Manufacturer Texas Instruments
File Size 2.80 MB
Description CHARGER AND SYSTEM POWER SELECTOR
Datasheet download datasheet bq24721C Datasheet
Additional preview pages of the bq24721C datasheet.

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Full PDF Text Transcription

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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.
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