Switch board
About the Switch board
Switch board is an open source PCB design by marvec, published on GitHub under the Apache-2.0 license. It is a 2-layer board measuring 149.9 × 44.5 mm, with 39 components from 9 distinct parts.
Other key parts include the OPTO-TRANSISTOR4 and PCF8574. By type, the board carries 11 resistors, 9 ICs, 9 capacitors, 8 diodes and 1 connector.
From the project
Circuit boards
relay-board - I2C based relay board that can control 8 AC outputs (250V 10A)
Main components on the Switch board
Switch board bill of materials (BOM)
39 components, 9 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 8 | OPTO-TRANSISTOR4 | DIP-4__300_ELL | IC1, IC2, IC3, IC4, IC5, IC6, IC7, IC8 |
| 1 | PCF8574 | DIP-16__300_ELL | U1 |
| 1 | CONN_02X03 | pin_array_3x2-large-pads | P3 |
| 1 | RNLA09 8x10k | SIL-9_large_pads | RR1 |
| 8 | LED | LED-3MM-Large-pads | D1, D2, D3, D4, D5, D6, D7, D8 |
| 1 | 10uF | CP | C1 |
| 8 | 100nF | C2-large-pads | C2, C3, C4, C5, C6, C7, C8, C9 |
| 3 | 10k | R3-LARGE_PADS | R1, R2, R3 |
| 8 | 180R | R3-LARGE_PADS | R4, R5, R6, R7, R8, R9, R10, R11 |
Switch board design files
The KiCad project lives in the marvec/pcb repository on GitHub; these links point at the commit this page was built from.
Switch board: common questions
How big is the Switch board?
The Switch board measures 149.9 × 44.5 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Switch board?
39 components, from 9 distinct parts. The full bill of materials is listed on this page.
Where can I download the Switch board design files?
From the marvec/pcb repository on GitHub, which has the KiCad layout; the links under Design files point to each one.
Can I use the Switch board design in my own project?
Yes, under the terms of its Apache-2.0 license, which marvec chose for the repository.
