ISL9220B Description
STAT2 Open-drain indication pin. In conjunction with STAT1 this pin provides a unique indication for each charging state of the cycle. This pin is capable to sink 10mA minimum current to drive an LED.
ISL9220B Key Features
- Highly Integrated Battery Charger IC
- Charges 1 Li-ion or Li-Polymer Batteries
- Up to 2A Charge Current
- Synchronous Buck Topology, with Integrated Power FETs
- 1.2MHz Switching Frequency
- 0.5% Charge Voltage Accuracy
- Input Current Limit Programmable with One External Resistor
- Thermistor Interface for Battery Detection and Temperature Qualified Charging
- Two Status Outputs
- Programmable Charge Safety Timer