XA4017

XA4017 Standalone Linear Li-Lon Battery Charger Features Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Complete Linear Charger Package for Single Cell Lithium-Ion Batteries Constant-Current/Constant-Voltage Operation with Thermal Regulation to Maximize Charge Rate Without Risk of Overheating Charges Single Cell Li-Ion Batteries Directly from USB Port Preset 4.2V Charge Voltage with 1% Accuracy Automatic Recharge 60uA Supply Current in Shutdown 2.9V Trickle Charge Threshold Two sides of LED showing Available in 6-Lead SOT-23 Package Description The XA4017 is a complete constant-current/ lithium-ion batteries. Its package and low external component count make the XA4017 ideally suited for portable applications. Furthermore, the XA4017 is specifically designed to work within USB power specifications. No external sense resistor is needed, and no blocking diode is required due to the internal MOSFET architecture. Thermal feedback regulates th...