Circuit Documentation

Summary

This circuit is designed to manage the charging and power supply for a system using a solar panel, a TP4056 charging module, an XL6009 voltage regulator, and a 18650 battery. The solar panel provides the initial power, which is regulated and managed by the TP4056 and XL6009 modules to charge the 18650 battery and provide a stable output voltage.

Component List

1. Solar Panel

   • Description: Converts sunlight into electrical energy.
   • Pins: +, -

2. TP4056

   • Description: Lithium-ion battery charger module.
   • Pins: IN-, IN+, OUT-, OUT+, B-, B+

3. XL6009 Voltage Regulator

   • Description: Boost converter to regulate output voltage.
   • Pins: IN +, IN -, OUT +, OUT -

4. 18650 in holder

   • Description: Rechargeable lithium-ion battery.
   • Pins: GND, VCC

5. Micro USB to Cable (2 Pin)

   • Description: Provides a micro USB interface for power input.
   • Pins: Micro USB, +, -

Wiring Details

Solar Panel

• Pin + is connected to TP4056 IN-
• Pin - is connected to TP4056 IN+

TP4056

• Pin IN- is connected to Solar Panel +
• Pin IN+ is connected to Solar Panel -
• Pin OUT+ is connected to XL6009 Voltage Regulator IN +
• Pin OUT- is connected to XL6009 Voltage Regulator IN -
• Pin B- is connected to 18650 in holder GND
• Pin B+ is connected to 18650 in holder VCC

XL6009 Voltage Regulator

• Pin IN + is connected to TP4056 OUT+
• Pin IN - is connected to TP4056 OUT-
• Pin OUT + is connected to Micro USB to Cable (2 Pin) +
• Pin OUT - is connected to Micro USB to Cable (2 Pin) -

18650 in holder

• Pin GND is connected to TP4056 B-
• Pin VCC is connected to TP4056 B+

Micro USB to Cable (2 Pin)

• Pin + is connected to XL6009 Voltage Regulator OUT +
• Pin - is connected to XL6009 Voltage Regulator OUT -

Code

There is no microcontroller code provided for this circuit.