Samsung Electronics
3-3
3-3 DTC Block Diagram
CHOKE COIL
Switching TR
Circuit
UVLO
Overcurrent Protector
2nd Regulator
Reference
Voltage
Overheat
Protector
Feed Back
LED
MPU
Filter
FET Switch
INPUT
9V DC
FRT 4.1V
FET Switch
REAR 4.1V
Static Current Circuit
Static Voltage Circuit
Battery Type Detector
Charge Voltage Detector
Charge Voltage Selector