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2 layers114.3 × 81 mmSwitch42, the printed circuit board in 3D

My first DIY keyboard / 3x6+3 split ortho

Size
114.3 × 81 mm
Copper layers
2
Thickness
1.6 mm
Parts
84
Nets
71
Pads
355
Tracks, vias
1,173, 87
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
3 Jan 2019
Updated
16 Jul 2019

Overview

Switch42 is an open-source printed circuit board by zk-phi, from the zk-phi/switch42-keyboard repository on GitHub. It is a 2-layer board of 114.3 × 81 mm with 84 parts on 71 nets, routed with 1,173 tracks and 87 vias.

It is built around the SK6812MINI-E. Its parts include 25 switches, 24 diodes, 24 inductors, 2 connectors and 1 IC. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.

Main components

1

Parts

84
QtyValueFootprintReferences
24Dphi-kbd-library:D_TH_SMD-irreversibleD1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +8
24SK6812MINIphi-kbd-library:SK6812MINI-irreversibleL1, L2, L10, L11, L12, L13, L14, L15, L16, L17, L18, L19, L20, L21, L22, L23 +8
24SW_PUSHphi-kbd-library:MX_1.00u-irreversibleSW2, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19, SW20, SW21, SW22, SW23, SW24 +8
8Val**kbd:HOLERef**, Ref**, Ref**, Ref**, Ref**, Ref**, Ref**, Ref**
1Conn_01x03phi-kbd-library:StripLED-1mm-irreversibleJ2
1MJ-4PP-9phi-kbd-library:MJ-4PP-9-irreversibleJ1
1ProMicrophi-kbd-library:ProMicro_Reversed_Conthrough-irreversibleU1
1SW_PUSHphi-kbd-library:ResetSW-irreversibleSW1

Questions

How big is the Switch42 PCB?

It measures 114.3 × 81 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Switch42 use?

84 parts, built around the SK6812MINI-E. 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 Switch42 KiCad files?

From the zk-phi/switch42-keyboard repository on GitHub, at the commit this page was made from: the board is pcb/switch42.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Switch42 design in my own project?

Its repository states no licence, so its author keeps all rights: ask zk-phi before reusing the design.

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