Specifications:

• membrane switches, membrane keypads, membrane keyboard

Description:

Description of membraneswitch:




VIT membraneswitches can be built with surfacemountLEDsembedded into the switchpackage to provide a cost effective way forbacklighting.

1: LEDsassembled on the PET circuit;

2: canassemble 0805, 1206 and other package type LEDs;

3: LED windowon the overlay can be embossed or flat; 

4: LED windowcan be clear or print transparent color;

5: longlife;

6: lowcost;




PhysicalCharacteristics:

1) LifeCycles:

    1.1) 2million minimum for non-tactile;

    1.2) 1million minimum for tactile (metal or poly);

2) OperatingForce:

    2.1) 4 -8 oztypical for non-tactile;

    2.2) 12 -20 ozfor typical tactile;

3) OverallThickness:

    3.1) 0.035" typical embossed LED window;

    3.2) 0.050" to .077" typical flat overlay (depending onLED);




ElectricalCharacteristics:                 

ContactResistance: 100 ohms maximum typical;

Open CircuitResistance: 5 x 106 ohms minimum;

ContactRating: 30 VDC max, 100 mA max, 1 watt max;

ContactBounce: 20 ms max;

ContactMaterial: Silver to silver;