BQ24270
Description
The bq24270 and bq24271 are highly integrated single cell Li-Ion battery charger and system power path management devices targeted for space-limited, portable applications with high capacity batteries. The single cell charger has several input current limits which allow operation from either a USB port or higher power input supply (i.e.
Key Features
- Safe and Accurate Battery Management Functions – 0.5% Battery Regulation Accuracy – 10% Charge Current Accuracy
- Charge Parameters Programmed Using I2C ™Interface – Charge Voltage, Current, Termination Threshold, Input Current Limit, VINDPM Threshold
- Voltage-based, NTC Monitoring Input – JEITA compatible
- Thermal Regulation Protection for Output Current Control
- BAT Short-Circuit Protection
- Soft-Start Feature to Reduce Inrush Current
- Thermal Shutdown and Protection
- Available in Small 2.8 mm x 2.8 mm 49-ball WCSP or 4 mm x 4 mm QFN-24 Packages
