

Cubesatsim solar
CubeSatSim, the AMSAT CubeSat Simulator
- Size
- 77.2 × 69.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 31
- Nets
- 51
- Pads
- 138
- Tracks, vias
- 416, 45
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 22 Sep 2018
- Updated
- 27 Sep 2026
Overview
Cubesatsim solar is an open-source printed circuit board by alanbjohnston, from the alanbjohnston/CubeSatSim repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 77.2 × 69.8 mm with 31 parts on 51 nets, routed with 416 tracks and 45 vias.
It is built around the 35RAPC4BH3 and PJ-037AH. Its parts include 17 connectors, 7 diodes and 3 resistors. It belongs with the radio and wireless and power boards of this library.
Main components
2README
hardware/vB3/kicad/README.mdSchematic for vB3 Solar Panel Board in KiCad
For the latest PCB hardware see https://github.com/alanbjohnston/CubeSatSim/tree/master/hardware/
Parts
31| Qty | Value | Footprint | References |
|---|---|---|---|
| 7 | INA219 Sensor Board | Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Vertical | J7, J8, J9, J10, J11, J12, J13 |
| 6 | 1N5817 | Diode_THT:D_DO-41_SOD81_P3.81mm_Vertical_AnodeUp | D1, D2, D3, D4, D5, D6 |
| 2 | 4.7k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P5.08mm_Vertical | R1, R2 |
| 1 | 220 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P5.08mm_Vertical | R3 |
| 1 | 35RAPC4BH3 | 35RAPC4BH3:SWITCHCRAFT_35RAPC4BH3 | J3 |
| 1 | CONN_01X14 | Connector_PinSocket_2.54mm:PinSocket_1x14_P2.54mm_Vertical | J2 |
| 1 | Expansion Interface | Connector_PinSocket_2.54mm:PinSocket_1x05_P2.54mm_Vertical | J6 |
| 1 | GPIO Male Extra Long (19mm) 20x2 Header Pins | Connector_PinHeader_2.54mm:PinHeader_2x20_P2.54mm_Vertical | P3 |
| 1 | IN+ | Connector_PinSocket_2.54mm:PinSocket_1x01_P2.54mm_Vertical | J17 |
| 1 | IN- | Connector_PinSocket_2.54mm:PinSocket_1x01_P2.54mm_Vertical | J14 |
| 1 | LED | Diode_THT:D_DO-41_SOD81_P3.81mm_Vertical_AnodeUp | D7 |
| 1 | OUT+ | Connector_PinSocket_2.54mm:PinSocket_1x01_P2.54mm_Vertical | J15 |
| 1 | OUT- | Connector_PinSocket_2.54mm:PinSocket_1x01_P2.54mm_Vertical | J16 |
| 1 | PJ-037AH | PJ-037AH:CUI_PJ-037AH | J1 |
| 1 | Vout to MoPOWER | Connector_PinSocket_2.54mm:PinSocket_2x01_P2.54mm_Vertical | J4 |
The 27 most common of 31 parts.
Questions
How big is the Cubesatsim solar PCB?
It measures 77.2 × 69.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Cubesatsim solar use?
31 parts, built around the 35RAPC4BH3 and PJ-037AH. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Cubesatsim solar KiCad files?
From the alanbjohnston/CubeSatSim repository on GitHub, at the commit this page was made from: the board is hardware/vB3/kicad/cubesatsim_solar.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Cubesatsim solar design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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