www.
ti.
com bq24751 SLUS734 – DECEMBER 2006 Host-controlled Multi-chemistry Battery Charger with System Power Selector, AC Over-Power Protection, and Programmable OVP FEATURES • 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 – Automatic System Power Selection From AC/DC Adapter or Battery – Internal Loop Compensation – Internal Soft Start • Safety – Programmable Input Overvoltage Protection (OVP) ...

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