MEMBRANE SWITCH PRODUCT DESCRIPTION

> Membrane Switch Product Description

Membrane switch is a conductive keypad with unique exterior design. Materials such as TPU, PC and PET are used up to your choice. TPU is a green friendly material which does not cause any damage to human body or the environment. Membrane switches mostly apply to Information Appliance, Internet Appliance, Remote Controller, Medical Device, Home Appliance, Handheld Device, Industrial Personal Computer (IPC), etc.

We offer full range designs for your membrane keyboard switch:
• Flat and all embossed key type with either metal dome or Mylar dome.
• SMT components, LED backlight effect, EL backlight.
• Jumper wire.
• Selective texture such as clear, velvet or colored display window.
• EMI, RFI, or ESD shielding.
• Tail termination, either male or female connectors.
• Waterproof type (IP65).
• Through-hole type.

Standard Specification

Electrical
Maximum Circuit Rating  35V( DC)100mA 1W
Contact Resistance 10~500? (Depending on trace length & material used).
Insulation Resistance 100M ?at 100V DC
Dielectric Withstand 250 V Rms (50~60 Hz 1 min.)
Contact Bounce ?5ms
Life Expectancy Flat type > 5 million closures
. . . . . . . .. . . .. . . .Mylar type > 2 million closures
. . . . . . . .. . . .. . . .Metal type > 1 million closures

Mechanical
Actuation Force Flat type = 60 to 300 g (2 to 10 oz)
. . . . . . . .. . . .. . . .Tactile type = 180 to 400 g (6 to 14 oz)
Switch Stroke .. Flat type = 0.1 to 0.5mm
. . . . . . . .. . . .. . . .Tactile type = 0.6 to 1.5mm

Environmental
Operation Temperature .Flat/Metal dome: -40 °C to +80 °C
. . . .. . . .. . . .. . . .. . . .. . . . Poly dome: -20 °C to +55 °C
Storage Temperature . . .Flat/Metal dome: -40 °C to +85 °C  
. . . .. . . .. . . .. . . .. . . .. . . . Poly dome: -40 °C to +60 °C
Humidity   40 °C , 90% ~ 95% for 240 hours
Vibration   20 G’s0 max (10-200 Hz, MIL-STD-202, M204, Condition B)


Post time: Jun-04-2016

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