Semafor top
About the Semafor top PCB
Semafor top is an open source PCB design by renata7zemanova, published on GitHub. It is a 2-layer board measuring 99.9 × 100 mm, with 37 components from 11 distinct parts.
By type, the board carries 12 diodes, 12 capacitors, 3 connectors, 3 resistors and 2 transistors.
Semafor top bill of materials (BOM)
37 components, 11 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | Q_NMOS_GSD | SOT-23 | Q1 |
| 1 | Q_Photo_NPN | SMD,3.5x2.8x1.9mm | Q5 |
| 2 | Conn_01x04_Female | PinHeader_1x04_P2.54mm_Vertical | J5, J7 |
| 1 | Conn_01x06_Female | PinSocket_1x06_P2.54mm_Vertical | J6 |
| 1 | Cap_btn | Cap_btn_4x4 | BTN1_ENTER1 |
| 4 | Cap_btn | Cap_btn_1,6x1,6 | BTN2_UP1, BTN3_DOWN1, BTN4_RIGHT1, BTN5_LEFT1 |
| 12 | WS2812B | LED_WS2812B_PLCC4_5.0x5.0mm_P3.2mm | D1, D2, D3, D4, D5, D6, D7, D8 +4 |
| 12 | 100n | C_0603_1608Metric | C11, C12, C15, C16, C17, C18, C19, C20 +4 |
| 1 | 10k | R_0603_1608Metric | R4 |
| 1 | 22k | R_0402_1005Metric | R26 |
| 1 | 10k | R_0402_1005Metric | R27 |
Semafor top design files
The KiCad project lives in the renata7zemanova/Semafor repository on GitHub; these links point at the commit this page was built from.
- LayoutHW/Semafor_top.kicad_pcb
Semafor top: common questions
How big is the Semafor top PCB?
The Semafor top measures 99.9 × 100 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Semafor top?
37 components, from 11 distinct parts. The full bill of materials is listed on this page.
Where can I download the Semafor top design files?
From the renata7zemanova/Semafor repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Semafor top design in my own project?
The repository has no license, so all rights stay with renata7zemanova. Use it as a reference, and ask the author before reusing the design.
