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Main Board

Assembly

SoC with Bluetooth, Class-D amplifier, DSP, and 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

8 top-level parts · 150 parts in total · full bill of materials below
Main Board parts diagram: 1 bare PCB, 2 compute SoC module, 3 bluetooth module, 4 class-D amplifier IC, 5 audio DSP, 6 charge IC, 7 SMD passive (R/C/L), 8 connector. 150 parts in 8 top-level items.
Main Board parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Bare PCB 1× Bare main PCB (reuse)
2 Compute SoC Module 1× Audio SoC (reuse)
3 Bluetooth Module 1× Bluetooth radio module
4 Class-D Amplifier IC 1× Class-D amplifier IC
5 Audio DSP 1× Audio DSP
6 Charge IC 1× Battery charge IC
7 SMD Passive (R/C/L) 140× Resistors/caps/inductors (reuse)
8 Connector 4× Board-to-board connectors (reuse)

3D model

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Build & assembly graph

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Bill of materials for Main Board

8 top-level lines · 8 rows shown · 150 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 Compute SoC Module soc-module 1× 1 · part
3 Bluetooth Module bluetooth-speaker-bt-module 1× 1 · part
4 Class-D Amplifier IC bluetooth-speaker-amp-ic 1× 1 · part
5 Audio DSP bluetooth-speaker-dsp 1× 1 · part
6 Charge IC bluetooth-speaker-charge-ic 1× 1 · part
7 SMD Passive (R/C/L) smd-passives 140× 140 · part
8 Connector connector 4× 4 · part

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Where the main board is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Bluetooth Speaker

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
VendorHQSpecialtyMOQLead 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
🇨🇳Shennan Circuits
scc.com.cn ↗ 		Shenzhen, CN PCB manufacturer 100 pcs 2–4 wks
🇮🇳Shogini Technoarts
shogini.com ↗ 		Mumbai, IN PCB manufacturer 100 pcs 2–4 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 100 pcs 2–4 wks