BQ25176K
Features
- Input voltage up to 30V tolerant
- Input Voltage Based Dynamic Power Management
(VINDPM)
- Automatic Sleep Mode for low power consumption
- 350n A battery leakage current
- 80µA input leakage current when charge disabled
- Supports 1-cell Li-Ion, Li-Poly, and Li Fe PO4
- External resistor programmable operation
- VSET to set battery regulation voltage:
- Li-Ion: 4.05V, 4.35V, 4.4V, 4.53V, 4.58V
- Li Fe PO4: 3.5V, 3.6V, 3.7V
- ISET to set charge current from 10m A to 800m A
- High accuracy
- ±0.5% charge voltage accuracy
- ±10% charge current accuracy
- Charging features
- Precharge current 20% of ISET
- Termination current 10% of ISET
- NTC thermistor input to monitor battery temperature
- TS pin for charging operation control over
JEITA range
- Open-drain output for status and fault indication
- Integrated fault protection
- 26V IN overvoltage protection
- VSET based OUT overvoltage protection
- 1000m A overcurrent protection
- 125°C thermal regulation; 150°C thermal shutdown...
