Frostbyte-USB-hub
oSnwy·Frostbyte-USB-hub·Kicad Files/frostbyte-USB-Hub.kicad_pcb
About the Frostbyte-USB-hub PCB
Frostbyte-USB-hub is an open source PCB design by oSnwy, published on GitHub under the MIT license. It is a 2-layer board measuring 51.5 × 32 mm, with 29 components from 10 distinct parts.
Other key parts include the SL2.1A. By type, the board carries 15 capacitors, 7 resistors, 5 connectors, 1 IC and 1 crystal.
It belongs with the usb & debug tools designs in this gallery.
From the project
A custom icy-themed USB 2.0 hub with USB-C and USB-A ports, built around the SL2.1A hub controller and packaged in a custom 3D-printed case.
A custom icy-themed USB 2.0 hub with USB-C and USB-A ports, built around the SL2.1A hub controller and packaged in a custom 3D-printed case.
The name "Frostbyte" started as a play on byte and my username, and how winter themed things are pretty cool. No pun intended hehe. The case itself is intentionally simple: a compact rectangular enclosure with rounded edges, designed to look clean on a desk instead of drawing too much attention. The "frost" part is less about making the case look like ice and more about the clean, minimal, cool-toned design direction I wanted for the project, and keeps…

Main components on the Frostbyte-USB-hub
Frostbyte-USB-hub bill of materials (BOM)
29 components, 10 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | SL2.1A | SOIC-16_3.9x9.9mm_P1.27mm | U1 |
| 1 | 12MHZ/20PF/20PPM 12mHz/20pF/20PPM | Crystal_SMD_5032-2Pin_5.0x3.2mm | Y1 |
| 3 | USB_C_RECEPTACLE_USB2.0_16P USB_C_Receptacle_USB2.0_16P | USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J1, J2, J5 |
| 2 | USB_A | USB_A_Molex_67643_Horizontal | J3, J4 |
| 7 | 0.1UF 0.1uF | C_0603_1608Metric | C1, C2, C10, C11, C13, C15, C17 |
| 3 | 4.7UF 4.7uF | C_0805_2012Metric | C3, C4, C5 |
| 5 | 10UF 10uF | C_0805_2012Metric | C9, C12, C14, C16, C18 |
| 2 | 5.1K 5.1k | R_0603_1608Metric | R5, R6 |
| 4 | 56K 56k | R_0603_1608Metric | R7, R8, R9, R10 |
| 1 | 4.7R | R_0603_1608Metric | R11 |
Frostbyte-USB-hub design files
The KiCad project lives in the oSnwy/Frostbyte-USB-hub repository on GitHub; these links point at the commit this page was built from.
Frostbyte-USB-hub: common questions
How big is the Frostbyte-USB-hub PCB?
The Frostbyte-USB-hub measures 51.5 × 32 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Frostbyte-USB-hub?
29 components, from 10 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 Frostbyte-USB-hub design files?
From the oSnwy/Frostbyte-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 Frostbyte-USB-hub design in my own project?
Yes, under the terms of its MIT license, which oSnwy chose for the repository.
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