
Composite vr
alanbog/Composite-VR-PCB
Controller board for CRT-based VR headset

I made this project just for fun and because i had some free time. I could've made USB 2.0 hub but this was a bit challenging thus i made this!!
Usb hub is an open-source printed circuit board by Keyaan-07, from the Keyaan-07/GigaHub repository on GitHub, published under the MIT licence. It is a 4-layer board of 61.4 × 45.8 mm with 75 parts on 191 nets, routed with 1,472 tracks and 163 vias.
It is built around the TPS2561DRC. Its parts include 27 capacitors, 23 resistors, 9 ICs, 5 connectors and 1 crystal. It belongs with the interfaces and adapters boards of this library.
GigaHub is a USB 3.0 Hub capable of speeds upto 5Gbps. It comes in a small form factor and can handle upto 4 devices simultaneously. The silkscreen on the bottom makes it obvious. You plug in the USB-C cable on one side, and you get 4x USB-C cables.
I made this project just for fun and because i had some free time. I could've made USB 2.0 hub but this was a bit challenging thus i made this!!







To Assemble this PCB, first you need to be familiar with soldering. You take your bare PCB, apply solder paste on it(soldering iron and solder is not recommended because it involves pins under the surface, such as the USB-C receptacles). Then, you take a hotplate or a hot air gun and melt the solder appropriately. There are many tutorials online teaching it in a great way, go search there!
The linked html file under /hardware/bom helps you with placement!
| Designator | Function | Value | Footprint | Quantity | Price | Amount | Order | Note | Link |
|---|---|---|---|---|---|---|---|---|---|
| PCB | PCB | 4 layer board | 49.57mm x 34.54mm | 5 | 0.4 | 2 | Yes | https://jlcpcb.com/ | |
| C1, C10, C11, C2, C3, C4, C5, C6, C7, C8, C9 | Capacitor | 100n | 402 | 11 | 0.0077 | 0.0847 | No | https://www.lcsc.com/product-detail/C426067.html | |
| C12, C13 | Capacitor | 15p | 402 | 50 | 0.019 | 0.95 | Yes | 50 is MOQ | https://www.lcsc.com/product-detail/C441742.html |
| J1, J2, J3, J4, J5 | Receptacle | USB_C_Receptacle | USB_C_Receptacle_Molex_105450-0101 | 5 | 0.29 | 1.45 | Yes | https://www.lcsc.com/product-detail/C48887178.html | |
| R1 | Resistor | 9.53k | 402 | 100 | 0.0008 | 0.08 | Yes | 100 is MOQ | https://www.lcsc.com/product-detail/C96273.html |
| R2, R3, R4, R10, R11, R12, R13, R14, R15, R16, R17, R18, R19 | Resistor | 5.1k | 402 | 13 | 0.0056 | 0.0728 | No | https://www.lcsc.com/product-detail/C278598.html | |
| R5 | Resistor | 10k | 402 | 100 | 0.0006 | 0.06 | Yes | 100 is MOQ | https://www.lcsc.com/product-detail/C3020235.html |
| R6 | Resistor | 90.9k | 402 | 100 | 0.0006 | 0.06 | Yes | 100 is MOQ | https://www.lcsc.com/product-detail/C2998102.html |
| R7 | Resistor | 1M | 402 | 100 | 0.0009 | 0.09 | Yes | 100 is MOQ | https://www.lcsc.com/product-detail/C138033.html |
| R8, R9 | Resistor | 30k | 402 | 100 | 0.0007 | 0.07 | Yes | 100 is MOQ | https://www.lcsc.com/product-detail/C2909347.html |
| U1 | Hub Controller IC | TUSB8041 | QFN-64-1EP_9x9mm_P0.5mm_EP6x6mm_ThermalVias | 1 | 4.83 | 4.83 | Yes | https://www.lcsc.com/product-detail/C544686.html | |
| U4, U5, U7, U7, U8 | Multiplexer IC | HD3SS3220 | QFN-30-1EP | 5 | 1.89 | 9.44 | Yes | https://www.lcsc.com/product-detail/C165155.html | |
| U2, U3 | Power switch | TPS2561 | VSON-10-1EP_3x3mm_P0.5mm_EP1.65x2.4mm_ThermalVias | 2 | 0.8 | 1.6 | Yes | https://www.lcsc.com/product-detail/C140303.html | |
| Y1 | Crystal | 24 MHz | Crystal_SMD_3225-4Pin_3.2x2.5mm | 10 | 0.036 | 0.36 | Yes | 10 is MOQ | https://www.lcsc.com/product-detail/C41383243.html |
| Shipping fee JLC | 7.72 | ||||||||
| Shipping fee LCSC | 3.92 | ||||||||
| Handling Fee LCSC | 3 | ||||||||
| Total | 35.7875 |
| Qty | Value | Footprint | References |
|---|---|---|---|
| 23 | 100n | Capacitor_SMD:C_0402_1005Metric | C1, C2, C11, C14, C15, C16, C17, C18, C19, C20, C21, C22, C23, C24, C25, C26 +7 |
| 5 | 100k | Resistor_SMD:R_0402_1005Metric | R20, R21, R25, R27, R29 |
| 5 | 10k | Resistor_SMD:R_0402_1005Metric | R5, R10, R11, R12, R13 |
| 5 | 900k | Resistor_SMD:R_0402_1005Metric | R22, R23, R24, R26, R28 |
| 5 | HD3S3220 | Package_DFN_QFN:Texas_RNH0030A_WQFN-30-1EP_2.5x4.5mm_P0.4mm_EP1.2x3.2mm | U4, U5, U7, U8, U9 |
| 5 | LOGO | LOGO | G***, G***, G***, G***, G*** |
| 5 | USB_C_Receptacle | Connector_USB:USB_C_Receptacle_Molex_105450-0101 | J1, J2, J3, J4, J5 |
| 4 | MountingHole | MountingHole:MountingHole_2.2mm_M2 | H1, H2, H3, H4 |
| 3 | 4.7k | Resistor_SMD:R_0402_1005Metric | R2, R3, R4 |
| 2 | 10u | Capacitor_SMD:C_0603_1608Metric | C5, C8 |
| 2 | 30k | Resistor_SMD:R_0402_1005Metric | R8, R9 |
| 2 | C_Small | Capacitor_SMD:C_0402_1005Metric | C12, C13 |
| 2 | TPS2561 | Package_SON:VSON-10-1EP_3x3mm_P0.5mm_EP1.65x2.4mm_ThermalVias | U2, U3 |
| 1 | 1M | Resistor_SMD:R_0402_1005Metric | R7 |
| 1 | 9.53k | Resistor_SMD:R_0402_1005Metric | R1 |
| 1 | 90.9k | Resistor_SMD:R_0402_1005Metric | R6 |
| 1 | Crystal_GND24 | Crystal:Crystal_SMD_3225-4Pin_3.2x2.5mm | Y1 |
| 1 | MCP1700x-330xxTT | Package_TO_SOT_SMD:SOT-23 | U6 |
| 1 | TUSB8041 | Package_DFN_QFN:QFN-64-1EP_9x9mm_P0.5mm_EP6x6mm_ThermalVias | U1 |
The 74 most common of 75 parts.

alanbog/Composite-VR-PCB
Controller board for CRT-based VR headset

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Seeed-Studio/OSHW-reCamera-Series
reCamera is a series of open-source AI cameras.
It measures 61.4 × 45.8 mm and has 4 copper layers, 1.6 mm thick.
75 parts, built around the TPS2561DRC. 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 Keyaan-07/GigaHub repository on GitHub, at the commit this page was made from: the board is hardware/usb-hub.kicad_pcb and its schematic hardware/usb-hub.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).