membrane switch

Membrane switch is a type of keyboard, which can be touched lightly. It is a newly developed type of electronic device. It has both the advantages of the electronic machine products and the controlling system of the electronic device. Membrane switch has many characteristics, such as light and slim, dust-proof, insulation, anti-shock and easy assembly. By virtue of those features, membrane switch are extensively applied in medical device, industrial control, home electronics, and prec instrument industries etc.



The membrane switch manufacturing capabilities at Tongchuangfa provide a wide array of options for our customers. Membrane switches are available in: Polyester , Polycarbonate , Metal Overlay on Membrane
Domes can be manufactured from metal or 85ýãC Polyester. Additionally, EMI, RFI, and ESD shielding are available on all of our membrane switches. Innovative features include:
Embedded LEDý­s , Sealed Membrane , Fiber Optic, EL Back Light in .

Key Specifications / Special Features

Operating voltage: <35VDC
Operating current: <100mA
Contact resistance: <100ohms
Open circuit resistance: >10Mohms
Operating temperature: -35 to 85oC
Storage temperature: -45 to 90oC
Life expectancy: 500,000 to 30,000,000 cycles
Switch stroke: 0.1-1.2mm
Contact bounce: 5-30msec
Actuation force range: 50grams to 500grams
Actuation force tolerance: ?0~45 grams
Tactile ratio: FC >40%
Operating Humidity: Up to 95% RH
Female, male connector, solder pins and heat seal connector are available .