Circuit Documentation

Summary

This circuit is designed to charge a Li-ion battery using a solar panel. The TP4056 module is used to manage the charging process, ensuring the battery is charged safely and efficiently. The solar panel provides the necessary power to charge the battery, and the TP4056 module regulates the voltage and current to the battery.

Component List

Solar Panel

• Description: A solar panel that converts sunlight into electrical energy.
• Pins:
  • +: Positive terminal
  • -: Negative terminal

Li-ion Battery 18650-2000mAh 3.7V 7.4WH

• Description: A rechargeable lithium-ion battery with a capacity of 2000mAh and a nominal voltage of 3.7V.
• Pins:
  • +: Positive terminal
  • -: Negative terminal

TP4056

• Description: A lithium battery charger module with overcharge protection.
• Pins:
  • OUT-: Output negative terminal
  • B-: Battery negative terminal
  • B+: Battery positive terminal
  • OUT+: Output positive terminal
  • IN-: Input negative terminal
  • IN+: Input positive terminal

Wiring Details

Solar Panel

• +: Connected to the positive terminal of the Li-ion battery and the B+ pin of the TP4056.
• -: Connected to the negative terminal of the Li-ion battery and the B- pin of the TP4056.

Li-ion Battery 18650-2000mAh 3.7V 7.4WH

• +: Connected to the positive terminal of the solar panel and the B+ pin of the TP4056.
• -: Connected to the negative terminal of the solar panel and the B- pin of the TP4056.

TP4056

• B+: Connected to the positive terminal of the Li-ion battery and the positive terminal of the solar panel.
• B-: Connected to the negative terminal of the Li-ion battery and the negative terminal of the solar panel.

Code

There is no embedded code associated with this circuit.