Datasheet4U Logo Datasheet4U.com

bq24740 - Host-Controlled Multi-Chemistry Battery Charger

General Description

The bq24740 is a high-efficiency, synchronous battery charger with integrated compensation, offering low component count for space-constrained multi-chemistry battery charging applications.

Key Features

  • 1.
  • 2 NMOS-NMOS Synchronous Buck Converter with 300 kHz Frequency and >95% Efficiency.
  • 30-ns Minimum Driver Dead-time and 99.5% Maximum Effective Duty Cycle.
  • High-Accuracy Voltage and Current Regulation.
  • ±0.5% Charge Voltage Accuracy.
  • ±3% Charge Current Accuracy.
  • ±3% Adapter Current Accuracy.
  • ±2% Input Current Sense Amp Accuracy.
  • Integration.
  • Internal Loop Compensation.
  • Internal Soft Start.
  • Safety.

📥 Download Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
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

Other Datasheets by Texas Instruments

Part Number Description
bq24745 SMBus-Controlled Multi-Chemistry Battery Charger
bq24747 Multi-Chemistry Battery Charger
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

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
bq24740 www.ti.com............................................................................................................................................... SLUS736C – DECEMBER 2006 – REVISED MARCH 2009 Host-Controlled Multi-Chemistry Battery Charger With Low Input Power Detect FEATURES 1 •2 NMOS-NMOS Synchronous Buck Converter with 300 kHz Frequency and >95% Efficiency • 30-ns Minimum Driver Dead-time and 99.5% Maximum Effective Duty Cycle • High-Accuracy Voltage and Current Regulation – ±0.