Main Board
AssemblyHub controller PCB carrying the USB 3.x hub IC, reference crystal, ESD and power-distribution stages, and supporting passives. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Main Board parts and their functions
7 top-level parts · 101 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Bare PCB | 1× | Bare main PCB (reuse) |
| 2 | USB Hub Controller IC | 1× | USB 3.x hub controller IC |
| 3 | Crystal Oscillator | 1× | Reference crystal oscillator |
| 4 | ESD Protection Array | 4× | ESD protection diode arrays |
| 5 | Power Management IC | 1× | Per-port power switch / current limit |
| 6 | SMD Passive (R/C/L) | 90× | Resistors / caps / inductors (reuse) |
| 7 | Connector | 3× | Board-to-board / cable connectors (reuse) |
3D model
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Build & assembly graph
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Bill of materials for Main Board
7 top-level lines · 7 rows shown · 101 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 2 | USB Hub Controller IC | usb-hub-controller-ic | 1× | 1 | · | part |
| 3 | Crystal Oscillator | usb-hub-crystal | 1× | 1 | · | part |
| 4 | ESD Protection Array | usb-hub-esd-array | 4× | 4 | · | part |
| 5 | Power Management IC | usb-hub-power-mgmt | 1× | 1 | · | part |
| 6 | SMD Passive (R/C/L) | smd-passives | 90× | 90 | · | part |
| 7 | Connector | connector | 3× | 3 | · | part |
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Where the main board is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$200. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳JLCPCB
jlcpcb.com ↗
|
Shenzhen, CN | PCB fabrication | 100 pcs | 2–4 wks |
|
🇨🇳PCBWay
pcbway.com ↗
|
Shenzhen, CN | PCB fab & assembly | 100 pcs | 2–4 wks |
| scc.com.cn ↗ | Shenzhen, CN | PCB manufacturer | 100 pcs | 2–4 wks |
| shogini.com ↗ | Mumbai, IN | PCB manufacturer | 100 pcs | 2–4 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 100 pcs | 2–4 wks |