

Splitpea
A split ortholinear keyboard. Smol.
- Size
- 100 × 80 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 99
- Nets
- 64
- Pads
- 416
- Tracks, vias
- 835, 93
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 18 Jan 2022
- Updated
- 19 Jan 2022
Overview
Splitpea is an open-source printed circuit board by jamesmunns, from the jamesmunns/splitpea repository on GitHub. It is a 2-layer board of 100 × 80 mm with 99 parts on 64 nets, routed with 835 tracks and 93 vias.
It is built around the AO3400A. Its parts include 22 ICs, 19 diodes, 19 switches, 11 resistors and 9 capacitors. It belongs with the keyboards and input boards and the STM32 boards of this library.
Main components
1Parts
99| Qty | Value | Footprint | References |
|---|---|---|---|
| 20 | WS2812-2020-micro | import:LED_WS2812-2020 | U3, U4, U5, U10, U11, U12, U13, U14, U15, U16, U17, U18, U19, U20, U21, U22 +4 |
| 19 | D | Diode_SMD:D_SOD-123 | D1, D2, D3, D4, D5, D6, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19 +3 |
| 19 | SW_SPST | keyswitches:PG1350_socket | SW1, SW2, SW3, SW4, SW5, SW6, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19 +3 |
| 7 | 10K | Resistor_SMD:R_0805_2012Metric | R5, R6, R7, R8, R9, R10, R11 |
| 6 | 1uF | Capacitor_SMD:C_0805_2012Metric | C4, C5, C6, C8, C10, C12 |
| 4 | Conn_01x04_MountingPin | Connector_JST:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_Horizontal | J1, J4, J7, J8 |
| 4 | MountingHole_Pad | MountingHole:MountingHole_3.2mm_M3_Pad_Via | H1, H2, H3, H4 |
| 4 | TestPoint | TestPoint:TestPoint_Pad_D1.5mm | TP1, TP2, TP3, TP4 |
| 2 | 0.1uF | Capacitor_SMD:C_0805_2012Metric | C2, C3 |
| 2 | LOGO | LOGO | G***, G*** |
| 2 | SolderJumper_2_Open | Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm | JP3, JP5 |
| 1 | 10uF | Capacitor_SMD:C_0805_2012Metric | C1 |
| 1 | 20K | Resistor_SMD:R_0805_2012Metric | R1 |
| 1 | 30K | Resistor_SMD:R_0805_2012Metric | R2 |
| 1 | AO3400A | Package_TO_SOT_SMD:SOT-23 | Q1 |
| 1 | Conn_02x02_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x02_P2.54mm_Vertical_SMD | J3 |
| 1 | Conn_02x04_Odd_Even | Connector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_Vertical | J2 |
| 1 | Rg | Resistor_SMD:R_0805_2012Metric | R3 |
| 1 | Rgs | Resistor_SMD:R_0805_2012Metric | R4 |
| 1 | XC6206PxxxMR | Package_TO_SOT_SMD:SOT-23 | U2 |
| 1 | stm32g03x | import:SOIC65P640X120-20N | U1 |
Questions
How big is the Splitpea PCB?
It measures 100 × 80 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Splitpea use?
99 parts, built around the AO3400A. 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 Splitpea KiCad files?
From the jamesmunns/splitpea repository on GitHub, at the commit this page was made from: the board is splitpea.kicad_pcb and its schematic splitpea.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Splitpea design in my own project?
Its repository states no licence, so its author keeps all rights: ask jamesmunns before reusing the design.
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