Charging Case

Assembly

Aluminium melting crucible casting process.jpg · Commons ↗ Report photo

Pocket case that stores and recharges both buds.

Direct parts	10
Total parts	77
Used in	1 assembly
Class	Assembly

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Pocket case that stores and recharges both buds. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Charging Case parts and their functions

10 top-level parts · 77 parts in total · full bill of materials below

Charging Case parts diagram: 1 case housing, 2 case PCB, 3 case battery pack, 4 USB-C connector, 5 battery charge IC, 6 qi charging coil, 7 lid closure magnet, 8 bud retention magnet, 9 LED indicator, 10 pairing button. 77 parts in 10 top-level items. — Charging Case 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	Case Housing 3 parts	1×
2	Case PCB 3 parts	1×
3	Case Battery Pack 2 parts	1×
4	USB-C Connector 2 parts	1×
5	Battery Charge IC	1×
6	Qi Charging Coil	1×	Wireless charging
7	Lid Closure Magnet	2×	Lid closure
8	Bud Retention Magnet	2×	Bud retention
9	LED Indicator	1×	Status indicator
10	Pairing Button	1×	Pairing button

3D model

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Build & assembly graph

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Bill of materials for Charging Case

10 top-level lines · 20 rows shown · 77 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Case Housing 3 parts	wireless-earbuds-case-housing	1×	1	3	assembly
1.1	Case Base	wireless-earbuds-case-base	1×	1	·	part
1.2	Case Lid	wireless-earbuds-case-lid	1×	1	·	part
1.3	Lid Hinge	wireless-earbuds-hinge	1×	1	·	part
2	Case PCB 3 parts	wireless-earbuds-case-pcb	1×	1	62	assembly
2.1	Bare PCB	pcb-bare	1×	1	·	part
2.2	Microcontroller	mcu	1×	1	·	part
2.3	SMD Passive (R/C/L)	smd-passives	60×	60	·	part
3	Case Battery Pack 2 parts	wireless-earbuds-case-battery	1×	1	2	assembly
3.1	LiPo Cell	lipo-cell	1×	1	·	part
3.2	BMS Board	bms-board	1×	1	·	part
4	USB-C Connector 2 parts	wireless-earbuds-usbc-port	1×	1	2	assembly
4.1	Connector	connector	1×	1	·	part
4.2	USB-C Shield Bracket	wireless-earbuds-usbc-bracket	1×	1	·	part
5	Battery Charge IC	wireless-earbuds-charge-ic	1×	1	·	part
6	Qi Charging Coil	wireless-earbuds-qi-coil	1×	1	·	part
7	Lid Closure Magnet	wireless-earbuds-lid-magnet	2×	2	·	part
8	Bud Retention Magnet	wireless-earbuds-retention-magnet	2×	2	·	part
9	LED Indicator	wireless-earbuds-led	1×	1	·	part
10	Pairing Button	wireless-earbuds-button	1×	1	·	part

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Where the charging case is used

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

Consumer Electronics 1 Wireless Earbuds

Used in 1 assembly

Wireless Earbuds

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 $0.50–$200. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇮🇳Bharat Forge bharatforge.com ↗	Pune, IN	Forgings & metal parts	500 pcs	6–10 wks
🇨🇳CITIC Dicastal dicastal.com ↗	Qinhuangdao, CN	Aluminium castings & wheels	500 pcs	6–10 wks
🇮🇳Tata AutoComp tataautocomp.com ↗	Pune, IN	Auto components	500 pcs	6–10 wks
🇸🇬Beyonics beyonics.com ↗	Singapore	Precision metal & mfg	500 pcs	6–10 wks
🇮🇳Sundaram Clayton sundaram-clayton.com ↗	Chennai, IN	Die castings	500 pcs	6–10 wks