The following schematic shows the design of a Simple using a Single-Transistor. It starts charging when the battery voltage drops beyond a preset value and stops upon attaining preset voltage. The variable supply is fixed at 13.3 V dc (the voltage of a fully charged battery) and linked to the battery point of the circuit.

Power Charger Circuit Diagram

Related Post

1997 Chrysler Town and Country Starting System Component Schematic Diagram
Sony Blu-ray BDV-T10/T11 Speaker and TV Cable Connection Schematic Diagram
Honeywell T87F Thermostat and HVAC Wire Color Codes
20W Car Radio Power Amplifier using TDA2005
2 Humbuckers with 5 Way Switching Guitar Wiring