Transcription of bq24725A 1-4 Cell Li+ Battery SMBus Charge Controller with ...
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bq24725A 1-4 Cell Li+ Battery SMBus Charge Controller with ...
Product Sample & Technical Tools & Support &. Folder Buy Documents Software Community bq24725A . SLUSAL0A SEPTEMBER 2011 REVISED AUGUST 2014. bq24725A 1-4 Cell Li+ Battery SMBus Charge Controller with N-Channel power MOSFET. Selector and Advanced Circuit Protection 1 Features 3 Description 1 SMBus Host-Controlled NMOS-NMOS The bq24725A is a high-efficiency, synchronous Synchronous Buck Converter with Programmable Battery charger, offering low component count for space-constraint, multi-chemistry Battery charging 615kHz, 750kHz, and 885kHz Switching applications. Frequencies Automatic N-channel MOSFET Selection of The bq24725A utilizes two Charge pumps to System power Source from adapter or Battery separately drive n-channel MOSFETs (ACFET, RBFET and BATFET) for automatic system power Driven by Internal Charge Pumps source selection. Enhanced Safety Features for Over Voltage Protection, Over Current Protection, Battery , SMBus controlled input current, Charge current, and Inductor and MOSFET Short Circuit Protection Charge voltage DACs allow for very high regulation accuracies that can be easily programmed by the Programmable Input Current, Charge Voltage, system power management micro- Controller .
R SR Adapter 4.5-24V HOST bq24725A Hybrid Power Boost Charge Controller SYS Battery Pack N-FET Driver N-FET Driver SMBus 1S-4S SMBus Controls V & I with high accuracy
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