bq25071 Overview
The bq25071 is a highly integrated, linear, LiFePO4 battery charger targeted at space-limited portable applications. It accepts power from either a USB port or AC adapter and charges a single-cell LiFePO4 battery with up to 1 A of charge current. The 30 V input rating with 10.5 V input overvoltage protection supports low-cost unregulated adapters.
bq25071 Key Features
- 1 Single Cell LiFePO4 Charging Algorithm
- 30V Input Rating, With 10.5 V Overvoltage
- 50mA Integrated Low Dropout Linear Regulator
- Programmable Charge Current Through ISET and
- 7% Charge Current Regulation Accuracy
- Thermal Regulation and Protection
- Soft-Start Feature to Reduce Inrush Current
- Battery NTC Monitoring
- Charging Status Indication