Mothbeam
About the Mothbeam PCB
Mothbeam is an open source PCB design by Digital-Naturalism-Laboratories, published on GitHub under the MIT license. It is a 2-layer board measuring 27.8 × 45 mm, with 15 components from 7 distinct parts.
Other key parts include the BCR421U. By type, the board carries 7 resistors, 3 ICs, 3 diodes, 1 connector and 1 switch.
From the project
This is where the electronics for the Mothbox are developed, such as the PCB! It's copied over from https://github.com/Digital-Naturalism-Laboratories/Mothbox/tree/main/Hardware/PCB so you can check that out if you want to see the full history!
Main components on the Mothbeam
Mothbeam bill of materials (BOM)
15 components, 7 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 3 | BCR421U | SOT-23-6_L2.9-W1.6-P0.95-LS2.8-BL | U1, U2, U3 |
| 1 | X6511FRS-04-C85D30 | HDR-SMD_4P-P2.54-H-F | CN1 |
| 1 | SW_DIP_X04 SW_DIP_x04 | SW-SMD_8P-L6.7-W5.4-P1.27-LS8.5 | SW2 |
| 1 | LED1 | LED-SMD_3P-L3.5-W3.5-R-RD-C | D1 |
| 1 | LED2 | LED-SMD_3P-L3.5-W3.5-R-RD-C | D2 |
| 1 | LED3 | LED-SMD_3P-L3.5-W3.5-R-RD-C | D3 |
| 7 | ERJ-PA3J5R1V 5.1 1/3 W | R_0603_1608Metric | R1, R2, R3, R4, R5, R6, R9 |
Mothbeam design files
The KiCad project lives in the Digital-Naturalism-Laboratories/Mothbox_Electronics repository on GitHub; these links point at the commit this page was built from.
Mothbeam: common questions
How big is the Mothbeam PCB?
The Mothbeam measures 27.8 × 45 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Mothbeam?
15 components, from 7 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Mothbeam design files?
From the Digital-Naturalism-Laboratories/Mothbox_Electronics repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Mothbeam design in my own project?
Yes, under the terms of its MIT license, which Digital-Naturalism-Laboratories chose for the repository.
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Earlier revisions in the repo: mothbeam