2 layers43.9 × 27.7 mm
2 layers39 × 0.4 mm
Touch timer
besi/touch-timer- Size
- 39 × 0.4 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 19
- Nets
- 37
- Pads
- 78
- Tracks, vias
- 0, 0
- Routed
- Not yet
- KiCad
- KiCad 7 (file 20221018)
- Created
- 18 Sep 2024
- Updated
- 3 Dec 2024
Overview
Touch timer is an open-source printed circuit board by besi, from the besi/touch-timer repository on GitHub. It is a 2-layer board of 39 × 0.4 mm with 19 parts on 37 nets.
Its parts include 12 diodes, 5 resistors and 1 IC. It belongs with the RP2040 boards of this library.
Parts
19| Qty | Value | Footprint | References |
|---|---|---|---|
| 12 | NeoPixel_THT | LED_THT:LED_D5.0mm-4_RGB_Wide_Pins | D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14 |
| 2 | 100k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2, R3 |
| 1 | 10k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R5 |
| 1 | 220 | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R4 |
| 1 | 220k | Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1 |
| 1 | 3.6V | Battery:BatteryHolder_Keystone_2479_3xAAA | BT1 |
| 1 | C3 Pico | c3-pico:c3-pico | U2 |
Questions
How big is the Touch timer PCB?
It measures 39 × 0.4 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Touch timer use?
19 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 Touch timer KiCad files?
From the besi/touch-timer repository on GitHub, at the commit this page was made from: the board is touch-timer.kicad_pcb and its schematic touch-timer.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the Touch timer design in my own project?
Its repository states no licence, so its author keeps all rights: ask besi before reusing the design.
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