Ida
tomasr8·ida·kicad/micropad.kicad_pcb
About the Ida PCB
Ida is an open source PCB design by tomasr8, published on GitHub. It is a 2-layer board measuring 38.3 × 40.4 mm, with 6 components from 5 distinct parts.
Other key parts include the ProMicro. By type, the board carries 4 switches, 1 IC and 1 diode.
It belongs with the keyboards designs in this gallery.
From the project
3-key macropad
- Bill of Materials - Getting the parts made - Build guide - Programming - Schematics
- 2x 12x1 pin header - 1x Diode (1N4148 DO-35) - 1x Push button for resetting the board (4x4x1.5mm) - 1x Pro Micro or something with compatible pinout - 3x Keyboard switch - 1x 2u stabilizer - 4x 8mm rubber feet - 3x M2.5 screws - Steady hands
The gerbers are included in the repo in the kicad directory. You can simply upload the gerbers to a service like JLCPCB.

Main components on the Ida
Ida bill of materials (BOM)
6 components, 5 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | ProMicro | ProMicro Micropad | U1 |
| 2 | SW_Push | SW_Cherry_MX_Plate | SW1, SW2 |
| 1 | SW_Push | SW_Cherry_MX_Plate_2.00u | SW3 |
| 1 | SW_Push | SW_SPST_SKQG_WithoutStem | SW4 |
| 1 | 1N4148 | D_DO-35_SOD27_P7.62mm_Horizontal | D1 |
Ida design files
The KiCad project lives in the tomasr8/ida repository on GitHub; these links point at the commit this page was built from.
- Layoutkicad/micropad.kicad_pcb
- Schematickicad/micropad.kicad_sch
Ida: common questions
How big is the Ida PCB?
The Ida measures 38.3 × 40.4 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Ida?
6 components, from 5 distinct parts. The full bill of materials is listed on this page.
Where can I download the Ida design files?
From the tomasr8/ida repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Ida design in my own project?
The repository has no license, so all rights stay with tomasr8. Use it as a reference, and ask the author before reusing the design.
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