TP4066L is a complete constant-current/constant-voltage linear 1A charger for single cell lithium-ion batteries.It comes in ESOP8 or DFN2*2-8 package

The TP4066L is a complete constant-current/constant-voltage linear charger for single cell lithium-ion batteries. Its ESOP8/DFN2*2-8 package and low external component count make the TP4066L ideally suited for portable applications. Furthermore, the TP4066L can work within USB and wall adapter.


·Programmable Charge Current Up to 1000mA
·Complete Linear Charger in ESOP8/EMSOP8 Package for Single Cell Lithium-Ion Batteries
·Constant-Current/Constant-Voltage
·Charges Single Cell Li-Ion Batteries Directly from USB Port
· Suitable for different type of Li-Ion batteries, 4.35V,4.2V,3.6V
·Preset  Charge Voltage with 1% Accuracy
·Automatic Recharge
·Reverse Charging (Battery Leakage) Protection
·two Charge Status Output Pins
·C/10 Charge Termination
·2.9V Trickle Charge Threshold (TP4066)
·Soft-Start Limits Inrush Current
·Available Radiator in 8-Lead ESOP/DFN2*2 Package, the Radiator need connect GND or impending