

K02-USB C HYBRID
A redesign of the Ferris Sweep 2 Half-Swept
- Size
- 109.4 × 86.8 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 28
- Nets
- 24
- Pads
- 440
- Tracks, vias
- 317, 16
- Pours
- 51
- Routed
- Yes
- KiCad
- KiCad 9.0 (file 20241229)
- Created
- 8 Nov 2024
- Updated
- 7 Jun 2026
Overview
K02-USB C HYBRID is an open-source printed circuit board by luimmich, from the luimmich/K02 repository on GitHub. It is a 2-layer board of 109.4 × 86.8 mm with 28 parts on 24 nets, routed with 317 tracks and 16 vias.
Its parts include 17 switches and 1 IC. It belongs with the keyboards and input boards and the AVR (ATmega, ATtiny) boards of this library.
Parts
28| Qty | Value | Footprint | References |
|---|---|---|---|
| 17 | SW_Push | User Library:choc_v1_v2_rev_inv | SW1, SW2, SW3, SW4, SW5, SW6, SW7, SW8, SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17 +1 |
| 3 | , , | ||
| 2 | MountingHole_Pad | kbd:1pin_conn | B-, B+ |
| 1 | ProMicro-kbd | * duckyb-collection:ProMicro_jumpers_facedown | U1 |
| 1 | SW_Push | * duckyb-collection:Tactile-Switch_SMT | RSW2 |
| 1 | SW_SPDT | Kailh:SPDT_C128955 | POWER SW |
The 25 most common of 28 parts.
More from luimmich/K02
1- 2 layers109.4 × 86.8 mm

Similar boards
- 2 layers44.5 × 72.7 mm

OSO SWAT C1-jig
joeycastillo/Sensor-Watch
A board replacement for the classic Casio F-91W wristwatch
28 parts2.1k - 2 layers95 × 54 mm

EinkPDA screen
TalismanDesign/PocketMage_PDA
An E-Ink PDA device using the ESP32 S3.
28 parts2kApache-2.0 - 2 layers137.2 × 41.5 mm

Breakout 64pin 176122-6-Connector
rusefi/rusefi
rusefi - GPL internal combustion engine control unit
28 parts1.2k - 2 layers45 × 45 mm

Smartbuttons
hackclub/OnBoard
💡 Join 1,000 teenagers and make your first PCB with a $100 grant!
28 parts915 - 2 layers24.1 × 36.2 mm

Esp32miniBT
asterics/esp32_mouse_keyboard
ESP32 implementation for HID over GATT Keyboard and Mouse (Bluetooth Low Energy). Including serial API for external modules (similar to Adafruit EZKey HID)
28 parts911GPL-3.0 - 2 layers34.8 × 12.2 mm

- 2 layers55.9 × 99.1 mm

Stm32f0 disco Luos shield
Luos-io/luos_engine
Open-source and real-time orchestrator for cyber-physical-systems, to easily design, test and deploy embedded applications and digital twins.
28 parts546MIT - 2 layers88 × 25 mm

EleLab v2 Frontpanel a
Chrismettal/EleLab_v2
Cheap DIY lab system for hobbyists and the tinkering folk
28 parts531GPL-3.0
Questions
How big is the K02-USB C HYBRID PCB?
It measures 109.4 × 86.8 mm and has 2 copper layers, 1.6 mm thick.
What parts does the K02-USB C HYBRID use?
28 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 K02-USB C HYBRID KiCad files?
From the luimmich/K02 repository on GitHub, at the commit this page was made from: the board is USB-C-HYBRID/K02-USB-C-HYBRID.kicad_pcb and its schematic TRRS/K02.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the K02-USB C HYBRID design in my own project?
Its repository states no licence, so its author keeps all rights: ask luimmich before reusing the design.