Membrane Switch0 pages

Membrane Keybord Switch

Product Description
Membrane Keyboard Switch is a conductive keypad panel with unique cosmetic design. We offer full range designs of Membrane
Keyboard Switches:
Flat and all embossed key type with either metal dome or mylar dome.
SMT components, LED back light effect, EL back light.
Jumper wire, backlit effect type.
Selective texture with choices of transparent, velvet, and colored display window.
EMI, RFI, or ESD shielding.
Tail termination - either male or female connectors.
Waterproof type.
Through -hole type.
ITO touch screen  embedded Membrane Switch.

Advantage

Material

Easy installation.
Low cost.
Excellent sealing.
Can be custom-made to your need.

Main
Information application  products, remote control,
telecommunication equipment, OA equipment, household
 appliance, medical instruments, measuring instruments,
toys...etc.

Polyester is used for both circuit layers and overlay layers. High
temp and corrosion resistant, the flexibility and  mechanism are
good as well as  high reliability. It is mostly suitable used in 
products where the application  environment are atrocious or
products are emboss required.Polycarbonate is usually used for
overlays. It has more competitive price than PET so mostly used in
products that styles improved frequently, such as microwave oven
and toys , etc.

Standard Specification
Electrical
Maximum Circuit Rating
Contact Resistance
Insulation Resistance
Dielectric Withstand
Contact Bounce
Life Expectancy

35V( DC)100mA 1W
10Ω~500Ω(depending on trace length & material used).
≥100M Ω at 100V
250 V Rms (50~60 Hz 1 min.)
≤5ms
Flat type = 0.1 to 0.5mm, Tactile type = 0.6 to 1.5mm

Mechanical
Actuation Force
Switch Stroke

Flat type = 57 to 284 g (2 to 10 oz), Tactile type = 170 to 397 g (6 to 14 oz)
Flat type = 0.1 to 0.5mm, Tactile type = 0.6 to 1.5mm

Environmental
Operation Temperature
Storage Temperature
Humidity
Vibration

Flat/Metal dome: -20 ℃ to +80 ℃, Poly dome: -20 ℃ to +55 ℃
Flat/Metal dome: -40 ℃ to +80 ℃, Poly dome: -40 ℃ to +60 ℃
40 ℃ , 90%  for 240 hours
20 G's0 max, (10-200 Hz、MIL-STD-202、M204、Condition B)

9812 Whithorn Dr., Houston, TX 77095, Phone: 281.855.2218, Fax: 281.859.8825, Email: motors@telcointercon.com