
Cheap FOCer 2 60mm
shamansystems/Cheap-FOCer-2
Low-Cost Motor Controller based on the VESC 6

A very very cool minimal USB hub featuring 1 USB-C in, 4 USB-A out, small PCB, fast USB 2.0.
Barehub is an open-source printed circuit board by cloudglides, from the cloudglides/barehub repository on GitHub. It is a 2-layer board of 96.2 × 51.4 mm with 36 parts on 44 nets, routed with 472 tracks and 58 vias.
It is built around the FE1.1S and SMF05CT1G. Its parts include 12 capacitors, 6 resistors, 6 ICs, 5 connectors and 1 diode.
BUILD!(not yet) • Onshape timeline
A very very cool minimal USB hub featuring 1 USB-C in, 4 USB-A out, small PCB, fast USB 2.0.
To assemble the BAREHUB PCB:
This project is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike style license with commercial permission:
In short: copy, earn, remix, but always credit the original creator.
| Qty | Value | Footprint | References |
|---|---|---|---|
| 5 | 0.1uF | Capacitor_SMD:C_0603_1608Metric | C1, C5, C6, C7, C8 |
| 5 | SMF05CT1G | diode_maybe:SOT65P210X110-6N | U2, U3, U4, U5, U6 |
| 4 | USB_A | Connector_USB:USB_A_Molex_105057_Vertical | J2, J3, J4, J5 |
| 2 | 10kΩ | Resistor_SMD:R_0603_1608Metric | R4, R5 |
| 2 | 22pF | Capacitor_SMD:C_1206_3216Metric | C11, C12 |
| 2 | 5.1k | Resistor_SMD:R_0603_1608Metric | R6, R7 |
| 1 | 0.1 µF | Capacitor_SMD:C_0603_1608Metric | C10 |
| 1 | 10uF | Capacitor_SMD:C_0805_2012Metric | C4 |
| 1 | 10uF | Capacitor_SMD:C_0603_1608Metric | C9 |
| 1 | 10uf | Capacitor_SMD:C_0805_2012Metric | C3 |
| 1 | 12Mhz | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | 2.7kΩ | Resistor_SMD:R_0603_1608Metric | R1 |
| 1 | 330Ω | Resistor_SMD:R_0603_1608Metric | R2 |
| 1 | 4.7uf | Capacitor_SMD:C_0805_2012Metric | C2 |
| 1 | FE1.1s | Package_SO:SSOP-28_3.9x9.9mm_P0.635mm | U1 |
| 1 | LED | LED_SMD:LED_1206_3216Metric | D1 |
| 1 | Polyfuse | Fuse:Fuse_1206_3216Metric | F5 |
| 1 | USB_C_Receptacle_USB2.0_16P | Connector_USB:USB_C_Receptacle_HRO_TYPE-C-31-M-12 | J6 |
The 32 most common of 36 parts.
It measures 96.2 × 51.4 mm and has 2 copper layers, 1.6 mm thick.
36 parts, built around the FE1.1S and SMF05CT1G. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
From the cloudglides/barehub repository on GitHub, at the commit this page was made from: the board is pcb_kicad/barehub.kicad_pcb and its schematic pcb_kicad/barehub.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository states no licence, so its author keeps all rights: ask cloudglides before reusing the design.

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