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2 layers67.8 × 65.3 mmFront panel, the printed circuit board in 3D

Front panel

keyvin/pcmini

Repository for my PC-Mini

Size
67.8 × 65.3 mm
Copper layers
2
Thickness
1.6 mm
Parts
8
Nets
45
Pads
129
Tracks, vias
206, 6
Routed
Yes
KiCad
KiCad 7 (file 20221018)
Created
7 Mar 2025
Updated
26 Apr 2025

Overview

Front panel is an open-source printed circuit board by keyvin, from the keyvin/pcmini repository on GitHub. It is a 2-layer board of 67.8 × 65.3 mm with 8 parts on 45 nets, routed with 206 tracks and 6 vias.

It is built around the SM420561N. Its parts include 3 ICs, 2 connectors, 2 switches and 1 resistor. It belongs with the RP2040 boards of this library.

Main components

1

Parts

8
QtyValueFootprintReferences
2SM420561NDisplay_7Segment:7SegmentLED_LTS6760_LTS6780U1, U2
2SW_PushButton_Switch_THT:SW_PUSH-12mmSW1, SW2
1Conn_01x03_PinConnector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_VerticalJ2
1Conn_01x06_PinConnector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_VerticalJ1
1PicoRP-Pico Libraries:RPi_Pico_SMD_THU3
1R_Small_USResistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_HorizontalR1

Questions

How big is the Front panel PCB?

It measures 67.8 × 65.3 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Front panel use?

8 parts, built around the SM420561N. 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 Front panel KiCad files?

From the keyvin/pcmini repository on GitHub, at the commit this page was made from: the board is front_panel/front_panel.kicad_pcb and its schematic front_panel/front_panel.kicad_sch. PCBKit opens the board in the browser, with nothing to install.

Can I use the Front panel design in my own project?

Its repository states no licence, so its author keeps all rights: ask keyvin before reusing the design.

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