3.7v LI-ion Battery Charger Circuit Diagram :
Components Needed :
- LM358 IC – 1No
- 1k Resistor – 4No
- 100k Resistor – 3No
- 100nf Capacitor – 1No
- 100uf/25v Capacitor – 1No
- 470 Resistor – 1No
- 1M Resistor – 1No
- Tip42 Transistor – 1No
- 2Pin Screw Terminal – 2No
- RED,Yellow,Green LED – 1No
- PCB
PCB Layout :
PCB Gerber File :
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