导致金属圆顶薄膜换/宠物膜"诀"对信息灵

Membrane keyboard LED metal dome membrane switch / PET membrane keypad PET membrane button / led keyboard 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 circuitNotice: 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.