ACT3780 Description
The ACT3780 is a plete battery-charging and system power management solution for portable hand-held equipment using single-cell Lithiumbased batteries. The ACT3780 incorporates ActiveSemi's proprietary ActivePath architecture which automatically selects the best available input supply for the system. The ActivePath architecture performs three important functions:.
ACT3780 Key Features
- ActivePathTM System Power Selection of Best
- 50mΩ Battery Switch for Highest Efficiency
- Dynamic Control of Charging Current Allowing
- ±0.5% Battery Charge Voltage Accuracy
- Up to 12V Input with Over Voltage Protection
- Thermal Regulation for Charge Control
- Charge Status Outputs for LED or System
- Battery Voltage Level Indication
- Programmable Fast Charge Current
- Programmable Charging Timer