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bq24747 - Multi-Chemistry Battery Charger

General Description

The bq24747 is a high-efficiency, synchronous battery charger with an integrated input-current comparator, offering low component count for space-constrained, multi-chemistry battery-charging applications.

Key Features

  • 1.
  • 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.
  • Input Current Comparator, With Adjustable Threshold and Hysteresis.

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Full PDF Text Transcription for bq24747 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for bq24747. For precise diagrams, and layout, please refer to the original PDF.

bq24747 www.ti.com ..........................................................................................................................................................

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............................................................................................................ SLUS988 – OCTOBER 2009 SMBus-Controlled Level 2 Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin Check for Samples :bq24747 FEATURES 1 • 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.

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