BQ24707A BQ07A QFN 20 Pin IC

BQ24707A BQ07A QFN 20 PIN IC

BQ24707A 1-4 Cell Li+ Battery SMBus Charge Controller With Independent Comparator and Advanced Circuit Prot.

FEATURES

SMBus Host-Controlled NMOS-NMOS Synchronous Buck Converter with Programmable 615kHz, 750kHz, and 885kHz Switching Frequency Real Time System Control on ILIM Pin to Limit Charge Current Enhanced Safety Features for Over Voltage Protection, Over Current Protection, Battery, Inductor, and MOSFET Short Circuit Protection Programmable Input Current, Charge Voltage, Charge Current Limits ­ ±0.5% Charge Voltage Accuracy ­ ±3% Charge Current Accuracy ­ ±3% Input Current Accuracy ±2% 20x Adapter Current or Charge Current Output Accuracy Programmable Adapter Detection and Indicator Independent Comparator with Internal Reference Integrated Soft Start Integrated Loop Compensation AC Adapter Operating Range 5V-24V 15µA Off-State Battery Discharge Current 3.5 mm2 QFN Package bq24707: ACOK delay default 1.3s bq24707A: ACOK delay default 1.2ms