Solar power supply
Reon-02·PCB-Design-with-KiCad-Udemy·03_Solar_Power_Supply/Kicad/solar power supply.kicad_pcb
About the Solar power supply PCB
Solar power supply is an open source PCB design by Reon-02, published on GitHub. It is a 2-layer board measuring 35.4 × 16.9 mm, with 12 components from 10 distinct parts.
Other key parts include the AP3015AKTR-G1. By type, the board carries 4 resistors, 3 capacitors, 2 diodes, 1 IC, 1 transistor and 1 inductor.
It belongs with the power & battery designs in this gallery.
From the project
This project is part of the Solar Power Supply section of the PCB Design with KiCad - Updated for KiCad 9 Udemy course.
This project is part of the Solar Power Supply section of the PCB Design with KiCad - Updated for KiCad 9 Udemy course.
The circuit is designed to accept power from a solar source and provide a regulated output using a boost converter based on the AP3015AKTR-G1.
The design includes input protection, battery connection, power switching, boost conversion, filtering, and output voltage feedback.

Main components on the Solar power supply
Solar power supply bill of materials (BOM)
12 components, 10 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AP3015AKTR-G1 | AP3015AKTR-G1 | U1 |
| 1 | 2N7002 | SOT-23 | Q1 |
| 2 | SS14 | SS14 | D1, D2 |
| 1 | 10uA 680mA | IND_ASPI-0630LR-100M-T15 | L1 |
| 1 | 4.7 μF, 50 V, X7R (0805) | C_0805_2012Metric | C1 |
| 1 | 22 μF, 10 V, X7R (1206) | C_1206_3216Metric | C2 |
| 1 | 10 pF, 50 V, X7R (0805) | C_0805_2012Metric | C3 |
| 2 | 1MOhm | R_0805_2012Metric | R1, R4 |
| 1 | 604 kΩ, 1% | R_0805_2012Metric | R2 |
| 1 | 10KOhm | R_0805_2012Metric | R3 |
Solar power supply design files
The KiCad project lives in the Reon-02/PCB-Design-with-KiCad-Udemy repository on GitHub; these links point at the commit this page was built from.
Solar power supply: common questions
How big is the Solar power supply PCB?
The Solar power supply measures 35.4 × 16.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Solar power supply?
12 components, from 10 distinct parts. The full bill of materials is listed on this page.
Where can I download the Solar power supply design files?
From the Reon-02/PCB-Design-with-KiCad-Udemy repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Solar power supply design in my own project?
The repository has no license, so all rights stay with Reon-02. Use it as a reference, and ask the author before reusing the design.
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