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bq24705 - Host-Controlled Multi-Cell Battery Charger

Description

The bq24705 is a high-efficiency, synchronous battery charger with integrated compensation, offering low component count for space-limited multi-chemistry battery charging applications.

Features

  • 1.
  • 2 NMOS-NMOS Synchronous Buck Converter with 600 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.

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Other Datasheets by Texas Instruments

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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.

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Not Recommended for New Designs bq24705 www.ti.com............................................................................................................................................... SLUS779B – DECEMBER 2007 – REVISED MARCH 2009 600-kHz, Host-Controlled Multi-Cell Battery Charger With Input Overvoltage Protection FEATURES 1 •2 NMOS-NMOS Synchronous Buck Converter with 600 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.