Main Flex Circuit

Assembly

No photo yet. Seen one of these? Suggest a photo.

Rigid-flex PCB curved around the ring circumference carrying the BLE SoC, memory, and power management.

Direct parts	6
Total parts	65
Used in	1 assembly
Class	Assembly
Status	unverified

Rigid-flex PCB curved around the ring circumference carrying the BLE SoC, memory, and power management. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Main Flex Circuit parts and their functions

6 top-level parts · 65 parts in total · full bill of materials below

Main Flex Circuit parts diagram: 1 rigid-flex PCB, 2 BLE SoC, 3 buffer flash memory, 4 power management IC, 5 BLE antenna, 6 SMD passive (R/C/L). 65 parts in 6 assemblies. — Main Flex Circuit parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Rigid-Flex PCB	1×	Curved rigid-flex substrate
2	BLE SoC	1×	BLE SoC with Cortex-M core
3	Buffer Flash Memory	1×	Data buffer flash
4	Power Management IC	1×	Power management IC
5	BLE Antenna	1×	BLE antenna
6	SMD Passive (R/C/L)	60×	0201/01005 passives

3D model

No 3D model yet. Have a CAD file of this? Add a 3D model — STL renders right on this page; STEP, FreeCAD, and OpenSCAD sources are welcome too (openly licensed, like all 3D models on BOMwiki).

Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour

product / assembly shared across products atomic part related product

Tap an assembly to expand/collapse · tap a part to open it · use “Open page” for any node · drag to pan, scroll to zoom.

Bill of materials for Main Flex Circuit

6 top-level lines · 6 rows shown · 65 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Rigid-Flex PCB	smart-ring-flex-pcb	1×	1	·	part
2	BLE SoC	smart-ring-ble-soc	1×	1	·	part
3	Buffer Flash Memory	smart-ring-flash	1×	1	·	part
4	Power Management IC	smart-ring-pmic	1×	1	·	part
5	BLE Antenna	smart-ring-antenna-trace	1×	1	·	part
6	SMD Passive (R/C/L)	smd-passives	60×	60	·	part

Where the main flex circuit is used

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

Consumer Electronics 1 Smart Ring

Used in 1 assembly

Smart Ring

Sourcing: possible vendors

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 $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks