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SL2.1-USB-Hub

Outdatedcandy92·SL2.1-USB-Hub·PCB/kicad/USB-HUB(SL2.1A).kicad_pcb

SL2.1-USB-Hub PCB layout, top view — open source board by Outdatedcandy92
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About the SL2.1-USB-Hub PCB

SL2.1-USB-Hub is an open source PCB design by Outdatedcandy92, published on GitHub under the CERN-OHL-W-2.0 license. It is a 2-layer board measuring 82 × 37 mm, with 54 components from 11 distinct parts.

Other key parts include the SL2.1S and MCP2221AXML. By type, the board carries 19 capacitors, 16 resistors, 6 diodes, 4 connectors, 3 ICs and 1 switch.

It belongs with the usb & debug tools designs in this gallery.

From the project

A compact USB 2.0 hub that uses the SL2.1S and MCP2221AxML. The board features 1 USB Type-C upstream port and 8 downstream ports with 4 Type-A and 4 Type-C ports, Two of the Type-A ports act as a UART-to-USB and I2C-to-USB bridge.

A compact USB 2.0 hub that uses the SL2.1S and MCP2221AxML. The board features 1 USB Type-C upstream port and 8 downstream ports with 4 Type-A and 4 Type-C ports, Two of the Type-A ports act as a UART-to-USB and I2C-to-USB bridge.

To use this USB Hub, simply plug the USB-C port that's on the right side to your host device. This USB Hub requires no firmware or drivers and should work by default on all operating systems.

SL2.1-USB-Hub, from the project README
From the project README

Main components on the SL2.1-USB-Hub

SL2.1SMCP2221AXML

SL2.1-USB-Hub bill of materials (BOM)

54 components, 11 distinct parts — part numbers from the project's BOM.

QtyPartRefs
2
SL2.1S
U1, U2
1
MCP2221AXML
MCP2221AxML
U3
4
USB_A
J1, J2, J3, J4
1
SW_PUSH_45DEG
SW_Push_45deg
SW1
5
TYPE-C 16PIN 2MD(073)
USB1, USB2, USB3, USB4, USB5
6
LED
D1, D2, D3, D4, D5, D6
4
10UF
10uF
C1, C3, C15, C17
4
100NF
100nF
C2, C4, C16, C18
11
1UF
1uF
C5, C6, C7, C8, C10, C11, C12, C13 +3
8
5.1K
R1, R2, R11, R12, R13, R14, R15, R16
8
56K
R3, R4, R5, R6, R7, R8, R9, R10

SL2.1-USB-Hub design files

The KiCad project lives in the Outdatedcandy92/SL2.1-USB-Hub repository on GitHub; these links point at the commit this page was built from.

SL2.1-USB-Hub: common questions

How big is the SL2.1-USB-Hub PCB?

The SL2.1-USB-Hub measures 82 × 37 mm, has 2 copper layers and is 1.6 mm thick.

How many components are on the SL2.1-USB-Hub?

54 components, from 11 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 SL2.1-USB-Hub design files?

From the Outdatedcandy92/SL2.1-USB-Hub 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 SL2.1-USB-Hub design in my own project?

Yes, under the terms of its CERN-OHL-W-2.0 license, which Outdatedcandy92 chose for the repository.

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