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Rubber-Mounted Membrane

 

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Features

  • High-speed keystroke
  • Greater keystroke endurance
  • High-accuracy rubber-mounting(up to ±0.2 mm)


Use

  • Flexible printed circuit boards with "click" tactile membrane switches


Specifications

Structure (cross-sectional view)

 

Dimensions

Thickness of component materials

Material Thickness
Upper electrode sheet
(substrate)
75μm
Spacer sheet 75μm
Lower electrode sheet
(substrate)
75μm
Total thickness ≥250μm

Rubber actuator

Rubber actuator Thickness
Height 3–5mm
Outer Diameter 4–6mm
Stroke 1–2mm
* Optional actuators of different thickness are available.

Material
Electrode sheets(upper and lower) PET film
Electrical circuit Carbon and silver
Rubber actuator Silicon rubber
Adhesive Silicon type


Specifications
Operating temperature -5 to 65°C
Operating humidity 20 to 80%RH
Storage temperature -20 to 80°C
Operating load
(standard product)
0.5 to 0.6N
Keystroke endurance 5million times
Rubber-actuator mounting accuracy ±0.2 mm
Rubber actuator adhesion 5N or larger


 

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