Dual Channels Li Battery charge control IC. 
– LS3980-L7D
 

 

*Function: Dual channels to charge multi-cells with priority.
*Features:
-Constant Current (Pre-charge, Fast charge) mode, Constant voltage mode.
-Charge current: adjustable.
-Battery cells: 1 or multi cells, adjustable.
-Chare full identification: Charge current * 0.15.
-Protection: Maximum battery voltage protection, charge timer limitation, Battery terminals shortage protection.
-Status display: 2 LEDs to indicate: Power on, No battery, charge, full, charge defect
*Working voltage: 4.5V
*Package: NSOP-16
*Application: Multi-channels battery charger, Microphone charging station.

*Down load brief data sheet.