ACT2802
FEATURES
- Dedicated Single Chip Solution for Mobile Power With Minimal ponent Count
- 5V/2.5A Constant Output Current Limit in Boost Mode
- 2.5A Switching Charger Current Limit
- Programmable 4.1V to 4.35V Battery Voltage
- 95% Boost Efficiency (Vbat=4.1V)
- Adaptive to 10m A-2400m A Input Sources
- Battery Disconnection at Output Short
- <10µA Low Battery Leakage Current at HZ Mode
During Storage
- Boost Auto Turn-off at No Load and Push Button
Turn-on
- Battery Over Current, Over Voltage, Over
Temperature and Short Circuit Protections
- Boost Auto Startup with Load Detection
- Up to 3.0A Input Current Limit with Prioritized
Power Path to Output
- 5V+/-100m V Output Voltage in Boost Mode
- 1.1MHz/0.55MHz Switching Frequencies
- 2.2u H Inductor and Low Profile Ceramic Capacitor
- 4 LEDs Battery Level and Status Indication
- Battery Impedance pensation
- Full Cycle of Battery Charge Management Precondi- tioning, Fast Charge, Top off and End of Charge
- Charge Current Foldback at 110°C Die...
