Simple power supply board
Paa-Kwasi-04·Kicad_Projects·Simple_power_supply_board/Simple_power_supply_board.kicad_pcb
About the Simple power supply board
Simple power supply board is an open source PCB design by Paa-Kwasi-04, published on GitHub. It is a 2-layer board measuring 49 × 82 mm, with 21 components from 13 distinct parts.
Other key parts include the PTC_FUSE, LD1117V50 and MCP1700. By type, the board carries 8 capacitors, 5 diodes, 3 ICs, 3 connectors and 2 resistors.
It belongs with the power & battery designs in this gallery.

Main components on the Simple power supply board
Simple power supply board bill of materials (BOM)
21 components, 13 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PTC_FUSE | PTC_FUSE | U1 |
| 1 | LD1117V50 | TO-220-3_Vertical | U2 |
| 1 | MCP1700 | SOT-89-3 | U3 |
| 1 | 5V | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J1 |
| 1 | 3.3V | TerminalBlock_Phoenix_MKDS-1,5-2-5.08_1x02_P5.08mm_Horizontal | J2 |
| 1 | Barrel_Jack | BarrelJack_GCT_DCJ200-10-A_Horizontal | J3 |
| 3 | SS14 | D_SMA | D1, D3, D4 |
| 2 | LED | LED_D3.0mm | D2, D5 |
| 1 | 0.5UF 0.5uF | CP_Axial_L10.0mm_D4.5mm_P15.00mm_Horizontal | C1 |
| 1 | 470UF 470uF | CP_Axial_L10.0mm_D4.5mm_P15.00mm_Horizontal | C2 |
| 3 | 10UF 10uF | CP_Axial_L10.0mm_D4.5mm_P15.00mm_Horizontal | C3, C6, C7 |
| 3 | 0.1UF 0.1uF | CP_Axial_L10.0mm_D4.5mm_P15.00mm_Horizontal | C4, C5, C8 |
| 2 | 330Ω | R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal | R1, R2 |
Simple power supply board design files
The KiCad project lives in the Paa-Kwasi-04/Kicad_Projects repository on GitHub; these links point at the commit this page was built from.
Simple power supply board: common questions
How big is the Simple power supply board?
The Simple power supply board measures 49 × 82 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Simple power supply board?
21 components, from 13 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Simple power supply board design files?
From the Paa-Kwasi-04/Kicad_Projects repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Simple power supply board design in my own project?
The repository has no license, so all rights stay with Paa-Kwasi-04. Use it as a reference, and ask the author before reusing the design.
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