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bq24753 - Host-Controlled Multi-Chemistry Battery Charger

Description

The bq24753 is a high-efficiency, synchronous battery charger with integrated compensation and system power selector logic, offering low component count for space-constrained multi-chemistry battery charging applications.

Features

  • 1.
  • 2 NMOS-NMOS Synchronous Buck Converter with 300 kHz Frequency and >95% Efficiency.

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Full PDF Text Transcription

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NOT RECOMMENDED FOR NEW DESIGNS bq24753 www.ti.com............................................................................................................................................... SLUS885B – DECEMBER 2008 – REVISED MARCH 2009 Host-Controlled Multi-Chemistry Battery Charger with Low Iq and System Power Selector FEATURES 1 •2 NMOS-NMOS Synchronous Buck Converter with 300 kHz Frequency and >95% Efficiency APPLICATIONS • Notebook and Ultra-Mobile Computers • Portable Data Capture Terminals • 30-ns Minimum Driver Dead-time and 99.5% Maximum Effective Duty Cycle • Portable Printers • Medical Diagnostics Equipment • High-Accuracy Voltage and Current Regulation – ±0.
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