2 layers41.4 × 47.5 mm
U2f zero panel
conorpp/u2f-zero
U2F USB token optimized for physical security, affordability, and style
52 parts2.4k
2 layers197.5 × 116.5 mm
An adapter board for keyboard PCBs to turn it into a leverless controller
- Size
- 197.5 × 116.5 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 52
- Nets
- 32
- Pads
- 148
- Tracks, vias
- 116, 8
- Routed
- Yes
- KiCad
- KiCad 10.0 (file 20260206)
- Created
- 2 Sep 2026
- Updated
- 2 Sep 2026
Overview
LLPCB is an open-source printed circuit board by ryu327-work, from the ryu327-work/Leverless-controller-adapter repository on GitHub. It is a 2-layer board of 197.5 × 116.5 mm with 52 parts on 32 nets, routed with 116 tracks and 8 vias.
Parts
52| Qty | Value | Footprint | References |
|---|---|---|---|
| 32 | TestPoint | TestPoint:TestPoint_Pad_D2.0mm | SA1, SA2, SA3, SA4, SA5, SA6, SA7, SA8, SA9, SA10, SA11, SA12, SA13, SA14, SA15, SA16 +16 |
| 16 | SW_Push | PCM_Switch_Keyboard_Hotswap_Kailh:SW_Hotswap_Kailh_MX | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW9, SW10, SW11, SW12, SW13, SW14, SW15, SW16 |
The 48 most common of 52 parts.
Questions
How big is the LLPCB PCB?
It measures 197.5 × 116.5 mm and has 2 copper layers, 1.6 mm thick.
What parts does the LLPCB use?
52 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 LLPCB KiCad files?
From the ryu327-work/Leverless-controller-adapter repository on GitHub, at the commit this page was made from: the board is LLPCB.kicad_pcb and its schematic LLPCB.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the LLPCB design in my own project?
Its repository states no licence, so its author keeps all rights: ask ryu327-work before reusing the design.
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