HardLabs

USBHubV3

nearestexit·mx-unsaver·USBHubV3/USBHubV3.kicad_pcb

USBHubV3 PCB layout, top view — open source board by nearestexit
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About the USBHubV3 PCB

USBHubV3 is an open source PCB design by nearestexit, published on GitHub under the MIT license. It is a 2-layer board measuring 64.3 × 22 mm, with 31 components from 15 distinct parts.

Other key parts include the FE1.1S-BSOP28BCN and SRV05-4. By type, the board carries 12 capacitors, 9 resistors, 3 ICs, 3 connectors, 3 diodes and 1 crystal.

It belongs with the keyboards designs in this gallery.

From the project

Custom Keyboard & Numpad inspired by the IBM "Unsaver", built with Onshape and KiCad

Custom keyboard and numpad inspired by vintage Cherry keyboards and the IBM "Unsaver". Designed in Onshape and KiCad. Powered by QMK.

Case Source (Onshape): https://cad.onshape.com/documents/1d9e79a61d42e7395c429f47/w/28912f958105e1c831f67a9e/e/537bd51b2d234361e6d6eea3

Important: The PCB has the words "Made In Germany" printed on it. This is because it was actually manufactured in Germany. If you choose to have it manufactured in China, please remove this logo from the PCB.

USBHubV3, from the project README
From the project README

Main components on the USBHubV3

FE1.1S-BSOP28BCNSRV05-4

USBHubV3 bill of materials (BOM)

31 components, 15 distinct parts — part numbers from the project's BOM.

QtyPartRefs
1
FE1.1S-BSOP28BCN
FE1.1s-BSOP28BCN
U1
2
SRV05-4
U5, U6
1
CRYSTAL_GND24
Crystal_GND24
Y1
2
6364372-2
J1, J2
1
CONN_01X04
Conn_01x04
J3
3
2007-BL-HJC36G-AV-TRB
LED_Small
D1, D3, D4
2
33P
33p
C1, C2
4
100N
100n
C3, C4, C11, C12
2
10U
10u
C5, C6
2
100U
100u
C7, C8
2
1u
C9, C10
4
10K
10k
R1, R2, R3, R4
1
2.7K
2.7k
R5
3
510
R7, R8, R10
1
1k
R9

USBHubV3 design files

The KiCad project lives in the nearestexit/mx-unsaver repository on GitHub; these links point at the commit this page was built from.

USBHubV3: common questions

How big is the USBHubV3 PCB?

The USBHubV3 measures 64.3 × 22 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the USBHubV3?

31 components, from 15 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 USBHubV3 design files?

From the nearestexit/mx-unsaver 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 USBHubV3 design in my own project?

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

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