HardLabs

Cow

frankyhub·KiCad-Loetuebung-02·Kuh/kicad/Cow.kicad_pcb

Cow PCB layout, top view — open source board by frankyhub

About the Cow PCB

Cow is an open source PCB design by frankyhub, published on GitHub under the MIT license. It is a 2-layer board measuring 94.2 × 99.9 mm, with 15 components from 13 distinct parts.

Other key parts include the NE555P and BAT_HLD_SMD. By type, the board carries 6 resistors, 3 diodes, 2 ICs, 2 transistors, 1 switch and 1 capacitor.

From the project

NE555 Platinen, zwei LEDs

Cow, from the project README
From the project README

Main components on the Cow

NE555PBAT_HLD_SMD

Cow bill of materials (BOM)

15 components, 13 distinct parts.

QtyPartRefs
1
NE555P
U1
1
BAT_HLD_SMD
U2
2
BC558
Q1, Q2
1
Micro_Schalter
S1
2
LED
D1, D2
1
1N4148
D3
1
47uF
C1
1
12K
R1off1
1
560k
R3
1
390k
R4
1
4k7
R5
1
10R
R6
1
16K
R7

Cow design files

The KiCad project lives in the frankyhub/KiCad-Loetuebung-02 repository on GitHub; these links point at the commit this page was built from.

Cow: common questions

How big is the Cow PCB?

The Cow measures 94.2 × 99.9 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the Cow?

15 components, from 13 distinct parts. The full bill of materials is listed on this page.

Where can I download the Cow design files?

From the frankyhub/KiCad-Loetuebung-02 repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.

Can I use the Cow design in my own project?

Yes, under the terms of its MIT license, which frankyhub chose for the repository.

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