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2 layers305.5 × 82.5 mmUnibody split, the printed circuit board in 3D

Split Unibody Keyboard Design

Size
305.5 × 82.5 mm
Copper layers
2
Thickness
1.6 mm
Parts
100
Nets
70
Pads
451
Tracks, vias
542, 93
Pours
2
Routed
Yes
KiCad
KiCad 6 (file 20211014)
Created
18 May 2022
Updated
28 May 2022

Overview

Unibody split is an open-source printed circuit board by nikarc, from the nikarc/unibody-split repository on GitHub. It is a 2-layer board of 305.5 × 82.5 mm with 100 parts on 70 nets, routed with 542 tracks and 93 vias.

Its parts include 44 diodes, 1 IC, 1 connector and 1 switch. It belongs with the nRF52 and nRF5x boards of this library.

Parts

100
QtyValueFootprintReferences
44D_SmallDiode_SMD:D_SMA_HandsolderingD1, D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23 +28
32MX-NoLEDMX_Only:MXOnly-1U-HotswapMX1, MX10, MX11, MX13, MX14, MX15, MX16, MX17, MX18, MX20, MX21, MX22, MX23, MX24, MX25, MX26 +16
4MX-NoLEDMX_Only:MXOnly-1.25U-HotswapMX2, MX4, MX12, MX36
3MX-NoLEDMX_Only:MXOnly-1.75U-HotswapMX3, MX41, MX44
3MX-NoLEDMX_Only:MXOnly-1.5U-HotswapMX8, MX40, MX42
1Conn_01x02Connectors:JST-2-SMDJ1
1EVP-AWBD2Arandom-keyboard-parts:SKQG-1155865S1
1MX-NoLEDMX_Only:MXOnly-2U-HotswapMX29
1MX-NoLEDMX_Only:MXOnly-2.25U-HotswapMX19
1OLEDkbd:OLED_v2OL1
1nice_nanonice-nano-kicad:nice_nanoU1

The 92 most common of 100 parts.

Questions

How big is the Unibody split PCB?

It measures 305.5 × 82.5 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Unibody split use?

100 parts. 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 Unibody split KiCad files?

From the nikarc/unibody-split repository on GitHub, at the commit this page was made from: the board is unibody_split.kicad_pcb and its schematic unibody_split.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Unibody split design in my own project?

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

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