General Description
   The EC49022 is a complete constant - current & constant-voltage linear charger for single cell lithium-ion batteries. Its SOP-8(Exposed PAD) package and low external component count make the EC49022 ideally suited for portable applications. In addition, the EC49022 can work within USB and wall adapter.

FEATUREs
● Programmable Charge Current Up to 1000mA
● No MOSFET, Sense Resistor or Blocking Diode
   Required
● Complete Linear Charger in SOP-8 Package for
   Single Cell Lithium-Ion Batteries
● Constant-Current/Constant-Voltage
● Preset 4.3V Charge Voltage with ±1% Accuracy
● Automatic Recharge
● Two Charge Status Output Pins
● C/10 Charge Termination
● 2.9V Trickle Charge Threshold
● Soft-Start Limits Inrush Current
● Battery Temperature monitor

APPLICATIONs
● Cellular Telephones, PDA, MP3 Players
● Charging Docks and Cradles
● MP3、 MP4 Player
● Digital Still Cameras, Portable Devices
● USB Bus-Powered Chargers, Chargers