

DotMatrix 4inch
- Size
- 299.9 × 125.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 34
- Nets
- 43
- Pads
- 161
- Tracks, vias
- 411, 39
- Pours
- 1
- Routed
- Yes
- KiCad
- KiCad 3
- Created
- 30 May 2015
- Updated
- 30 May 2015
Overview
DotMatrix 4inch is an open-source printed circuit board by jjyothilinga, from the jjyothilinga/PCB_Dot_Matrix_4inch repository on GitHub. It is a 2-layer board of 299.9 × 125.1 mm with 34 parts on 43 nets, routed with 411 tracks and 39 vias.
It is built around the TIP127. Its parts include 7 resistors, 7 transistors and 6 connectors.
Main components
1Parts
34| Qty | Value | Footprint | References |
|---|---|---|---|
| 10 | P*** | 1pin | 1PIN, 1PIN, 1PIN, 1PIN, 1PIN, 1PIN, 1PIN, 1PIN, 1PIN, 1PIN |
| 7 | R | R4 | R1, R2, R3, R4, R5, R6, R7 |
| 7 | TIP127 | TO220_VERT | Q1, Q2, Q3, Q4, Q5, Q6, Q7 |
| 4 | CMD-5571X00 | dotdisp_4_inch | DS1, DS2, DS3, DS4 |
| 2 | CONN_2 | mors_2p | P4, P5 |
| 2 | CONN_8 | SIL-8 | P3, P7 |
| 1 | CONN_24 | SIL-24 | P1 |
| 1 | CONN_8X2 | pin_array_8x2 | P6 |
Questions
How big is the DotMatrix 4inch PCB?
It measures 299.9 × 125.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the DotMatrix 4inch use?
34 parts, built around the TIP127. 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 DotMatrix 4inch KiCad files?
From the jjyothilinga/PCB_Dot_Matrix_4inch repository on GitHub, at the commit this page was made from: the board is Dot_Matrix_4inch/DotMatrix_4inch.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the DotMatrix 4inch design in my own project?
Its repository states no licence, so its author keeps all rights: ask jjyothilinga before reusing the design.
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