bq24770
Features
- 1 Host-controlled NVDC-1 1S-4S Battery Charge Controller with 4.5-24 V Input Range
- Support SMBus (bq24770) and I2C (bq24773)
- System Instant-on Operation with no Battery or Deeply Discharged Battery
- Supplement Mode with Synchronous BATFET Control when Adaptor is fully loaded
- Ultra Fast Input Current DPM at 100 μs
- Ultra Low Quiescent Current of 600 µA and High
PFM Light Load Efficiency >80% at 20 m A Load to Meet Energy Star and Er P Lot6.
- High Accuracy Power / Current Monitor for CPU Throttling
- prehensive PROCHOT Profile
- Input and Battery Current Monitor (IADP/IBAT)
- System Power Monitor (PMON)
- Programmable Input Current Limit, Charge Voltage, Charge Current and Minimum System Voltage Regulation
- ±0.5% Charge Voltage (16 m V/step)
- ±2% Input/charge Current (64 m A/step)
- ±2% 40x Input / 16x Discharge / 20x Charge
Current Monitor
- Support Battery LEARN Function
- High Integration
- NMOS ACFET and RBFET Driver
- PMOS battery FET Gate Driver
- Internal Loop...
