bq24753A
www. ti. com. . . . SLUS920 – JULY 2009
Host-Controlled Li-Ion and Li-Polymer Battery Charger with Low Iq and System Power Selector
FEATURES
1
•2 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 – Automat...
bq24753A PDF File
