DATASHEET
ISL9214
Li-ion/Li-Polymer Battery Charger Accepting Two Power Sources
FN9271 Rev 1.
00 November 30, 2006
The ISL9214 is a fully integrated low-cost single-cell Li-ion or Li-polymer battery charger.
The charger accepts two power inputs, normally one from a USB (Universal Serial Bus) port and the other from a desktop cradle.
The ISL9214 is an ideal charger for smart handheld devices that need to communicate with a personal computer via USB.
The ISL9214 features 28V maximum
voltages for both the cradle and the USB inputs.
Due to the 28V rated inputs, lowcost, large output tolerance adapters can be used safely.
When both inputs are powered, the cradle input is used to charge the batt...