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Technology
| Item |
Description |
Technical capabilities |
| 1 |
Max. Size: |
1100mm x 2000mm |
| 2 |
Overlay Material: |
PET: Autotype (Autotex F150，F200，F280, V150，V200，V280, Autoflex EBG130, EBG180, EBG250,EBA130, EBA180, EBA250) Autotex : XEV150, XEF200; Autostat CT3、CT4、CT5、CT7 DuPont, Toray PET etc. Domestic Brand PET (Sichuan Dongfang) PC: GE LEXAN--8010 8B35 8B35F HP92S HP40 FR700 FR60 Bayer PC—Makrofol, /Bayfol, Marnot/ProTek Domestic Brand PC etc. |
| 3 |
Spacer: |
3M Adhesive, NITTO、 TESA、 SONY、SEKISUI、 Domestic Adhesive |
| 4 |
Back Adhesive: |
3M(Mainly), Others(Little) |
| 5 |
Silver Paste: |
CHANGSUNG: CSP-3163, CSP-3352，CSP-5150； ACHESON：ED 725A(6S-61)，ED 427SS，ED 479SS，ED 976SS HV； FUJIKURA and OTTI |
| 6 |
Oil Ink: |
SEIKO, JUJO, DUBUIT, PROELL, NORCOTE UV |
| 7 |
Carbon Paste: |
FUJIKURA, ACHESON ED 581SS, OTTI |
| 8 |
Typical 6 Layers Metaldome Type Membrane Switch Structure |
Overlay + Spacer + Dome Retainer + Spacer + Circuit Layer+ Back adhesive |
| 9 |
Typical 4 Layers Polydome Type Membrane Switch Structure |
Overlay + Spacer + Circuit + Back adhesive |
| 10 |
Contact Resistance |
0.5-10Ω |
| 11 |
Insulation Resistance |
≥10MΩ (100VDC) |
| 12 |
Base Material Voltage Durable |
2000V DC |
| 13 |
Bounce Time |
≤5ms3ym广州亿通 |
| 14 |
Working Current |
≤100mA |
| 15 |
Working Voltage |
≤50VDC |
| 16 |
Life |
≥1,000,000 times |
| 17 |
Key Travel |
Flat type: 0.05mm-0.5mm, Tactile Type: 0.1-1.5mm |
| 18 |
Working Temperature |
-40℃-+80℃ |
| 19 |
Actuation Force |
20-550g |
| 20 |
Storage Condition |
Temperature: －40℃～＋85℃ ,Humidity: ≤98% RH |
| 21 |
PET Circuit Tail Flexible Feature |
180°to any angle |
(1) Standard Properties for Various Applications:
| Application |
Phone |
TV&VTR |
Electronic Calculator |
Car Stereo |
Electronics |
Type Writer |
| Stroke |
1.5-3.5 |
0.1-1.5 |
0.3-0.6 |
1.5-2.0 |
0.3-0.6 |
3-4 |
| Actuation Force |
120-200g |
30-100g |
60-90g |
60-100g |
60-90g |
70-90g |
| Life (x106) |
100-200 |
100-150 |
50-80 |
50-60 |
10 |
1000-1500 |
2. Typical Keyboard Specifications:
| Characteristics |
Conductor |
Insulator |
| Material |
Carbon Pill |
Silicone |
| Durometer (Shore A) |
65±5 |
30-80 +/- |
| Tensile Strength (kg/cm2) |
≥60 |
≥70 |
| Tear Strength (kg/cm) |
>9 |
>12 |
| Compression Set (%) after 22hrs at 175℃ |
<30 |
<35 |
| After 22 hrs at 175℃ Specific Gravity at 25℃ |
1.18 |
1.11-1.18 |
| Volume Resistivity(Ohm/CM) |
2-10 |
1x1015 |
| Contact Resistance |
≤200ohm at 12V D |
| Insulations Resistance |
≥100Mohm at250V DC |
| Max Contact Loading |
24V dc 100mA |
| Operation Temperature |
-40℃ to +150℃ |
| Storage Temperature |
-50℃ to +180℃ |
| Surface Finishing |
Print silicone oil, inferior silicone oil, PU oil, drop glue, plastic joint, laser, PC joint |
| Characteristics |
Conductor |
Insulator |
| Material |
Carbon Pill |
Silicone |
| Durometer (Shore A) |
65±5 |
30-80 +/- |
| Tensile Strength (kg/cm2) |
≥60 |
≥70 |
| Tear Strength (kg/cm) |
>9 |
>12 |
| Compression Set (%) after 22hrs at 175℃ |
<30 |
<35 |
| After 22 hrs at 175℃ Specific Gravity at 25℃ |
1.18 |
1.11-1.18 |
| Volume Resistivity(Ohm/CM) |
2-10 |
1x1015 |
| Contact Resistance |
≤200ohm at 12V D |
| Insulations Resistance |
≥100Mohm at250V DC |
| Max Contact Loading |
24V dc 100mA |
| Operation Temperature |
-40℃ to +150℃ |
| Storage Temperature |
-50℃ to +180℃ |
| Surface Finishing |
Print silicone oil, inferior silicone oil, PU oil, drop glue, plastic joint, laser, PC joint |
- PCBA capability:
- VIT is an electronic manufacturing service provider which can offer a proprietary end-to-end manufacturing solution. VIT is a tailored provider for your PCBA and turn-key project
- Our services include design, components sourcing, samples making, prototype making, mass production and logistics, combined with the benefits of low-cost human resource and skillful technique
- Our capabilities included:
- IPC 610 E class II standards
- ISO9001 certificated PCB assembly PCBA factory in Dongguan China
- PCB design(design PCB drawings, like Gerber file and others)
- Total project design suggestion
- Components sourcing and assembly
- Plastic injection and assembly
- Stamping and metal parts sourcing and assembly
- Wiring harness sourcing and assembly
- Final assembly and testing
- Product design improvement suggestion
- Surface mount line (SMT (placement to 0201)
- BGA (Up to 508 x 457mm)
- Through hole (manual and automated)
- Burn-in capabilities, thermal and life cycle
- RoHS meeting and lead free production
- The range of our assembly service:
- Medical devices & equipment
- Aviation industry
- Industrial control equipment
- Consumer electronics
- Vehicles industry
- Telecommunication
- Testing meters & instruments
- Teaching electronics
- Other industries
- For quotation, we need:
- Gerber file for PCB (VIT also can provide the design service, if need VIT do the design, customer need provide the circuit diagram)
- Detail BOM list
- Testing method (if necessary)
- Quantity to quote
- Provide a real sample if no drawing and BOM list
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