BQ24715RGRR

2-3细胞NVDC - 1电池充电器控制器与超快速瞬态响应和高轻负载效率 2-3 Cell NVDC-1 Battery Charger Controller with Ultra-Fast Transient Response and High Light-Load Efficiency

DESCRIPON

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