China Polydome Membrane Keypad Switch

Membrane keypad
Overlay Materials: Autotype Polyester, GE PC
Rear Adhesive: 3M 467MP, 3M 468MP, etc.
Standard Tolerances: +/-. 010 inch.
Matching color: Pantone and RAL color matching system.
Tail, pin and circuit layout: Subject to customers detailed requests.
Type of Switch:
Non tactile
Graphics
Tactile with stainless steel domes
Tactile with poly domes on the circuit
Notice: We have the capacity to provide you membrane switches with other special requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded LEDs, UV glossy/matte/textured, etc.
Performance
Electrical
Operating Voltage: 0-35 V DC.
Operating Current: 100 MA Max.
Operating Contact Resistance: Less than 100 OHMS typical
Contact Bounce: Less than 5 Milliseconds typical.
Conductors: Printed silver conductive inks or carbon blend.
RFI and ESD Shielding: Available in most configurations.
Mechanical
Life Expectancy: 1, 000, 000 actuations per switch position
Actuation Force: 6-24 ounces, Range depending on customer specification.
Switch Travel: . 005" to. 030" typical.
Overall Thickness: . 020" to. 050" typical.
Environmental
Storage Temperature: -40° C (-40° F) to +70° C (158° F).
Storage Altitude: Sea level to 35, 000 feet.
Operating Temperature and Altitude: -30° C (-30° F) to +75° C (170° F). Can be designed to operate in most environments.
Humidity: No delamination after 24 hours at 80° C and 90%RH.
Warm welcome to visit our factory