Power Subsystem
AssemblyDual-voltage supply delivering 5V logic and 40V piezo drive from rechargeable lithium cells. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Power Subsystem parts and their functions
5 top-level parts · 6 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | LiPo Cell | 2× | 3.7V 2600mAh pouch cells in series for 7.4V |
| 2 | Boost Converter | 1× | TPS61032 or similar to generate 40V from 7.4V |
| 3 | Charge Controller IC | 1× | Switchable TP4056 USB-C charging IC |
| 4 | Thermal Fuse | 1× | 30A rated, protection against cell short |
| 5 | Power Supply | 1× | Integrated 5V LDO for logic rails |
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Bill of materials for Power Subsystem
5 top-level lines · 5 rows shown · 6 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | LiPo Cell | lipo-cell | 2× | 2 | · | part |
| 2 | Boost Converter | braille-display-dcdc-boost | 1× | 1 | · | part |
| 3 | Charge Controller IC | braille-display-charge-controller | 1× | 1 | · | part |
| 4 | Thermal Fuse | thermal-fuse | 1× | 1 | · | part |
| 5 | Power Supply | power-supply | 1× | 1 | · | part |
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Where the power subsystem 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 $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.com ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| dixoninfo.com ↗ | Noida, IN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| bydelectronic.com ↗ | Shenzhen, CN | Electronics contract mfg | 1,000 pcs | 6–10 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 1,000 pcs | 6–10 wks |