Control Keypad Circuit Print Overlay Keyboard Membrane Switch
We have more than ten years experience of design and manufacturing in membrane switches and silicone rubber keypads. Our products are popular used in electronics, appliances, hospital equipment and vehicles.
We are very proud that we have been providing our best service to more than 100 stable customers all over the world.
All our circuit, graphic overlays and membrane switches are thoroughly tested and inspected before they leave our factory.
Flexible printed circuit
Material: Polyester witch conductive sliver and carbon
Rear adhesive: American3m 467MP, 3m 468MP, 3m9472le, etc
Flexible circuits:
1.100% quality tested
2. Long life expectancy
3. LED inside( bi-color)
4. FPC - double side circuit
Performance indicators:
1. Electronic characteristics
Circuit rating: 35V (DC), 100mA, 1W
Contact resistance: 10Ω --700Ω (according the trace length and materials to confirm)
Insulation resistance: > 100MΩ 250V DC
Contact bounce: ≤ 5ms dielectric withstand: 250vrms (50-60Hz 1min)
Life expectancy: Flat type ≥ 5 million times, tactile type: ≥ 1 million times
2. Mechanical properties actuation force: Flat type 57-284G (2-10 oz), tactile type 170-397g (6-14 oz) switch stroke: Flat type 0.1-0.5mm, tactile type 0.6-1.5mm
3. Environmental parameters
Operating temperature: -40 - +80, storage temperature: -40 - +85 humidity: 40, 90% -95%, 240 hours.
Matching color: Pantone color matching system.
Production capacity: 1000000times
Unit price: Negotiable/
Shipment terms: EXW
Payment terms: T/T
Origin: Dongguang
Packing: In carton
Materials: Textured PC, gloss PC with matte finish, autotype pet and PVC
Thickness: 0.5, 0.7, 0.8 and 1.0mm
LED windows: Clear or translucent with all colors
Embossed keys: Polydome and rim
Metal dome: Brand of nicomatic and innovan, nickel and gold plated
Tail: With mylar and UV
Connector: Nicomatic, fci, molex and zif
Adhesive: 3m 467, 468, 3m9495, 3m7945 and 3m7959
Notice: We have the capacity to provide you membrane switches with other special requirements, such as water proof, shielding, windows/lens coating, embedded LEDs, UV glossy/ matte/ textured, etc.
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Technical Specification Of Membrane Swithc |
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| wire lead resistance: |
<1Ω/CM |
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Life time: |
>1 Million times |
| rated current: |
25-100mA,0~30V DC |
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Operation Temperature: |
-104°F~158°F |
| Rated Voltage: |
<50V, DC |
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Operation Humidity: |
at104°F,<98%RH |
| Insulation resistance: |
<100MΩ,250V DC |
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Dome springback time: |
<5 msec |
| Switch travel: |
Flat Type 0.05-0.3mm |
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Base Material voltage withstand: |
1500 V DC |
| tactile type:0.3-1.5mm |
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Tail flexiblility: |
any angle within 180 degree |
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