HardLabs

04-line

tuton-RCJ·2025PCB·1-TOKYO/04-line/04-line.kicad_pcb

04-line PCB layout, top view — open source board by tuton-RCJ

About the 04-line PCB

04-line is an open source PCB design by tuton-RCJ, published on GitHub under the MIT license. It is a 2-layer board measuring 80 × 52 mm, with 61 components from 9 distinct parts.

By type, the board carries 32 resistors, 18 ICs, 6 diodes, 3 connectors and 2 capacitors.

From the project

基板・回路のリポジトリです。

基板はすべてKiCAD7.0で設計し、JLCPCB様に発注しています。 1-TOKYOが東東京ノード大会で使用した基板です。 2-KANTOは関東ブロック大会で使用した基板です。 3-NAGOYAは名古屋全国大会で使用した基板です。

04-line bill of materials (BOM)

61 components, 9 distinct parts — part numbers from the project's BOM.

QtyPartRefs
16
~
U2, U3, U4, U5, U6, U7, U8, U9 +8
2
~
U25, U26
1
CONN_01X18
Conn_01x18
J1
1
CS_R
J2
1
CS_L
J3
6
WS2812B
D1, D2, D4, D5, D6, D8
2
100N
100n
C3, C6
16
120
R1, R2, R3, R4, R5, R6, R7, R8 +8
16
1k
R10, R11, R12, R13, R14, R15, R16, R17 +8

04-line design files

The KiCad project lives in the tuton-RCJ/2025PCB repository on GitHub; these links point at the commit this page was built from.

04-line: common questions

How big is the 04-line PCB?

The 04-line measures 80 × 52 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the 04-line?

61 components, from 9 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 04-line design files?

From the tuton-RCJ/2025PCB 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 04-line design in my own project?

Yes, under the terms of its MIT license, which tuton-RCJ chose for the repository.

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