Tactile Membrane Switch Keyboard With Transparent Windows

Tactile Membrane Switch Keyboard With Transparent Windows
18 pins switch panel
Chat Now
Product Details

Membrane keypad

(1)Specification

 

Graphic overlay

Material available in PET(polyester) or PC (polycarbonate) material. PET is the best

The options of surface effect can be gloss finish, velvet/matte finish, etc

 

Embossing

Available in pillow, rim or dome. Above the circuit layer, it can be metal(stainless steel) dome or polydome which has a life cycle of over 1 million button press times before showing any sign of wear.

 

Circuit layer

Available with LEDs in a variety of colors and standard male/female connectors

 

LCD/LED windows

Can be specified to be clear, color transparent or add anti-glare fnish

 

Adhesive

3M 467MP, 468MP or others suitable for plastic surface or some metal backers

image028.jpg


Product Table

Electrical

Maximum Circuit Rating

35V(DC),100mA 1W

Contact Resistance

10-500(depending on trace lengthmaterial used)

Insulation Resistance

≥100MΩ at 100V

Dielectric Withstand

250V Rms(50-60Hz 1 min)

Contact Bounce

≤5ms

Life Expectancey

Flat type≥5,000,000 times Tactile type≥1,000,000times

Mechanical

Actuation Force

Flat type

57 to 284g(2 to 10 OZ)

Tactile type

170 to 397g(6 to14 oz)

Switch Stroke

Flat type

0.1 to 0.5mm

Tactile type

0.6 to 1.5mm

Environmental

Operation Temperature

Flat/Metal dome

-20°C to + 80°C

Poly dome

-20°C to  + 55°C

Storage Temperature

Flat/Metal dome

-40°C to + 80°C

Poly dome

-40°C to + 60°C

Humidity

40°C,90% for 240 hours

Vibration

20Gs max(10-200Hz,MIL-STD202,M204,Condition B)

Feedback