隔膜电路

Membrane switch(Flexible circuit,circuit keypad) Overlay Materials: The most commonly used base materials are polyester and polycarbonate. 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.