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2 layers93.7 × 60.9 mmTiny20, the printed circuit board in 3D

Small and compact 20-keys keyboard

Size
93.7 × 60.9 mm
Copper layers
2
Thickness
1.6 mm
Parts
16
Nets
23
Pads
136
Tracks, vias
130, 4
Pours
1
Routed
Yes
KiCad
KiCad 6 (file 20220211)
Created
23 Nov 2021
Updated
18 Sep 2022

Overview

Tiny20 is an open-source printed circuit board by enzocoralc, from the enzocoralc/Tiny20 repository on GitHub, published under the AGPL-3.0 licence. It is a 2-layer board of 93.7 × 60.9 mm with 16 parts on 23 nets, routed with 130 tracks and 4 vias.

It belongs with the keyboards and input boards of this library.

README

README.md

Tiny20

Small and compact 20-keys keyboard KLE LAYOUT

This is the current revision of the Tiny20 keyboard. It uses regular choc spacing and a promicro-compatible board. It's also compatible with both TRS and TRRS connectors and has a power switch and battery pads for easier wireless implementation. pcb V2

I've also made a xiao-ble compatible board. It also has TRS and TRRS connector if you want to use a regular xiao board instead. pcb V2 xiao version

This is the current version of the chopped minis pcb, it's still in development.

pcb V1

Parts

16
QtyValueFootprintReferences
10keyboard-footprints:chocV1_reversibleS1, S2, S3, S4, S5, S6, S7, S8, S9, S10
2keyboard-footprints:SW_TACT_ALPS_SKQGABE010B1, B2
1keyboard-footprints:ProMicro_minimalMCU1
1Battery_Cellkeyboard-footprints:battery_pads_reversibleBT01
1SW_SPDTkeyboard-footprints:Power_reversibleSW01

The 15 most common of 16 parts.

Questions

How big is the Tiny20 PCB?

It measures 93.7 × 60.9 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Tiny20 use?

16 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 Tiny20 KiCad files?

From the enzocoralc/Tiny20 repository on GitHub, at the commit this page was made from: the board is tiny20/xiao/tiny20.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Tiny20 design in my own project?

Its repository publishes it under the AGPL-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).

More from enzocoralc/Tiny20

4
  • 2 layers93.7 × 60.9 mmTiny20 xiao, the printed circuit board in 3D

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    Small and compact 20-keys keyboard

    16 parts29AGPL-3.0
  • 2 layers92.4 × 59 mmTiny20mCBLE, the printed circuit board in 3D

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    Small and compact 20-keys keyboard

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  • 2 layers93.8 × 59 mmTiny20mCXiao, the printed circuit board in 3D

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    Small and compact 20-keys keyboard

    14 parts29AGPL-3.0
  • 2 layers94.8 × 61 mmTiny20TC, the printed circuit board in 3D

    Tiny20TC

    enzocoralc/Tiny20

    Small and compact 20-keys keyboard

    14 parts29AGPL-3.0

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