BQ24715RGRT Datasheet PDF - TI

DESCRIPTION

●The bq24715 is a NVDC-1 synchronous battery charge controller with low quiescent current, high light load efficiency for 2S or 3S Li-ion battery charging applications, offering low component count.

●1FEATURES

●• 6-24V Input SMBus NVDC-1 2-3S Battery Charger Controller

●• System Instant-on Operation with No Battery or Deeply Discharged Battery

●• Ultra-Fast Transient Response of 100 µs

●• Ultra-Low Quiescent Current of 500 µA and High PFM Light Load Efficiency 80% at 20mA load to Meet Energy Star and ErP Lot6

●• Switching Frequency: 600kHz/800kHz/1MHz

●• Programmable System/Charge Voltage (16 mV/step), Input/Charge Current (64 mA/step) with High Accuracy

●– ±0.5% Charge Voltage Regulation

●– ±3% Input/Charge Current Regulation

●– ±2% 40x Input/16x Discharge Current Monitor Output

●• Support Battery LEARN Function

●• Maximize CPU Performance with Deeply

●Discharged Battery or No Battery

●• Integrated NMOS ACFET and RBFET Driver

●• 20-pin 3.5 x 3.5 mm2 QFN Package