Keyboard Assembly
AssemblyA matrix of mechanical or membrane switches labeled 0–9, +, −, ×, ÷, =, and special function keys (memory, clear, print). A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Keyboard Assembly parts and their functions
6 top-level parts · 6 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | Number Pad | 1× | Standard 0–9 push-button keys |
| 2 | Math Operation Keys | 1× | Math operation buttons (+, −, ×, ÷, =) |
| 3 | Function Button Set | 1× | Percent, memory (M+, M−, MR), clear (AC), delete |
| 4 | Bare PCB | 1× | Keyboard matrix PCB with debounce logic |
| 5 | Connector | 1× | Keyboard-to-processor connector |
| 6 | Fastener Set | 1× | Keyboard assembly and mounting hardware |
3D model
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Build & assembly graph
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Bill of materials for Keyboard Assembly
6 top-level lines · 6 rows shown · 6 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Number Pad | printing-calculator-numeric-keys | 1× | 1 | · | part |
| 2 | Math Operation Keys | printing-calculator-operation-keys | 1× | 1 | · | part |
| 3 | Function Button Set | printing-calculator-function-keys | 1× | 1 | · | part |
| 4 | Bare PCB | pcb-bare | 1× | 1 | · | part |
| 5 | Connector | connector | 1× | 1 | · | part |
| 6 | Fastener Set | fastener-set | 1× | 1 | · | part |
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Where the keyboard assembly 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 $1–$200. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
|
🇨🇳JLCPCB
jlcpcb.com ↗
|
Shenzhen, CN | PCB fabrication | 100 pcs | 2–4 wks |
|
🇨🇳PCBWay
pcbway.com ↗
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Shenzhen, CN | PCB fab & assembly | 100 pcs | 2–4 wks |
| scc.com.cn ↗ | Shenzhen, CN | PCB manufacturer | 100 pcs | 2–4 wks |
| shogini.com ↗ | Mumbai, IN | PCB manufacturer | 100 pcs | 2–4 wks |
| venture.com.sg ↗ | Singapore | Electronics contract mfg | 100 pcs | 2–4 wks |