产品详细说明: Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Complete Linear Charger 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 65uA Supply Current in Shutdown 2.9V Trickle Charge Threshold Available in 5-Lead SOT-23 Package