Not Recommended for New Designs (NRND)
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bq24745
SLUS761D – DECEMBER 2007 – REVISED OCTOBER 2011
SMBus-Controlled Multi-Chemistry Battery Charger With Input Current Detect Comparator and Charge Enable Pin
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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 – Internal Soft-Start
• Safet...