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2 layers100 × 80 mmSplitpea, the printed circuit board in 3D

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

1

Parts

99
QtyValueFootprintReferences
20WS2812-2020-microimport:LED_WS2812-2020U3, U4, U5, U10, U11, U12, U13, U14, U15, U16, U17, U18, U19, U20, U21, U22 +4
19DDiode_SMD:D_SOD-123D1, D2, D3, D4, D5, D6, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19 +3
19SW_SPSTkeyswitches:PG1350_socketSW1, SW2, SW3, SW4, SW5, SW6, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19 +3
710KResistor_SMD:R_0805_2012MetricR5, R6, R7, R8, R9, R10, R11
61uFCapacitor_SMD:C_0805_2012MetricC4, C5, C6, C8, C10, C12
4Conn_01x04_MountingPinConnector_JST:JST_SH_SM04B-SRSS-TB_1x04-1MP_P1.00mm_HorizontalJ1, J4, J7, J8
4MountingHole_PadMountingHole:MountingHole_3.2mm_M3_Pad_ViaH1, H2, H3, H4
4TestPointTestPoint:TestPoint_Pad_D1.5mmTP1, TP2, TP3, TP4
20.1uFCapacitor_SMD:C_0805_2012MetricC2, C3
2LOGOLOGOG***, G***
2SolderJumper_2_OpenJumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mmJP3, JP5
110uFCapacitor_SMD:C_0805_2012MetricC1
120KResistor_SMD:R_0805_2012MetricR1
130KResistor_SMD:R_0805_2012MetricR2
1AO3400APackage_TO_SOT_SMD:SOT-23Q1
1Conn_02x02_Odd_EvenConnector_PinHeader_2.54mm:PinHeader_2x02_P2.54mm_Vertical_SMDJ3
1Conn_02x04_Odd_EvenConnector_PinHeader_2.54mm:PinHeader_2x04_P2.54mm_VerticalJ2
1RgResistor_SMD:R_0805_2012MetricR3
1RgsResistor_SMD:R_0805_2012MetricR4
1XC6206PxxxMRPackage_TO_SOT_SMD:SOT-23U2
1stm32g03ximport:SOIC65P640X120-20NU1

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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