Baseband Unit (BBU) Assembly
Sourcing — likely vendors
Real suppliers (🇮🇳 🇸🇬 🇨🇳); price, MOQ & lead time are estimates| Vendor | HQ | Specialty | Est. unit price | MOQ | Lead time |
|---|---|---|---|---|---|
| 🇨🇳Foxconn foxconn.com ↗ | Shenzhen, CN | Electronics contract mfg | $63 | 1,000 pcs | 6–10 wks |
| flex.com ↗ | Singapore | Electronics contract mfg | $62 | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | $65 | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | $84 | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | $89 | 1,000 pcs | 6–10 wks |
Indoor baseband processing shelf with baseband boards, fronthaul optics, switch fabric, control board, fans and power supplies. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Build & assembly graph
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Bill of materials
8 top-level lines · 34 rows shown · 57 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | BBU Chassis 3 parts | cell-base-station-bbu-chassis | 1× | 1 | 7 | assembly |
| 1.1 | Sheet Metal Panel | sheet-panel | 4× | 4 | — | part |
| 1.2 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 1.3 | Fastener Set | fastener-set | 2× | 2 | — | part |
| 2 | Baseband Processing Board 6 parts | cell-base-station-baseband-board | 2× | 2 | 10 | assembly |
| 2.1 | Bare PCB | pcb-bare | 1× | 2 | — | part |
| 2.2 | Compute SoC Module | soc-module | 1× | 2 | — | part |
| 2.3 | FPGA | cell-base-station-fpga | 1× | 2 | — | part |
| 2.4 | Memory Module | cell-base-station-memory-module | 4× | 8 | — | part |
| 2.5 | SMD Passive (R/C/L) | smd-passives | 1× | 2 | — | part |
| 2.6 | Connector | connector | 2× | 4 | — | part |
| 3 | Fronthaul Optical Interface 5 parts | cell-base-station-fronthaul-board | 1× | 1 | 8 | assembly |
| 3.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 3.2 | SFP+ Optical Module | cell-base-station-sfp-module | 4× | 4 | — | part |
| 3.3 | FPGA | cell-base-station-fpga | 1× | 1 | — | part |
| 3.4 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 3.5 | Connector | connector | 1× | 1 | — | part |
| 4 | Switch Fabric Board 4 parts | cell-base-station-switch-fabric | 1× | 1 | 5 | assembly |
| 4.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 4.2 | Switch ASIC | cell-base-station-switch-asic | 1× | 1 | — | part |
| 4.3 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 4.4 | Connector | connector | 2× | 2 | — | part |
| 5 | Control Board 5 parts | cell-base-station-control-board | 1× | 1 | 6 | assembly |
| 5.1 | Bare PCB | pcb-bare | 1× | 1 | — | part |
| 5.2 | Microcontroller | mcu | 1× | 1 | — | part |
| 5.3 | Compute SoC Module | soc-module | 1× | 1 | — | part |
| 5.4 | SMD Passive (R/C/L) | smd-passives | 1× | 1 | — | part |
| 5.5 | Connector | connector | 2× | 2 | — | part |
| 6 | Fan Module 3 parts | cell-base-station-fan-module | 2× | 2 | 4 | assembly |
| 6.1 | Blower Motor | blower-motor | 2× | 4 | — | part |
| 6.2 | Sheet Metal Panel | sheet-panel | 1× | 2 | — | part |
| 6.3 | Connector | connector | 1× | 2 | — | part |
| 7 | Power Supply | power-supply | 2× | 2 | — | part |
| 8 | Wire Bundle | wire-bundle | 1× | 1 | — | part |