Membrane Keyboard Switch

1) Customization accepted
2) Poly /metal dome are available
3) Membrane keyboard
4) 3M adhesive

      Our membrane Keyboard switches are widely used in : 

Medical Equipment Telecommunications apparatus Telephone systems Household appliances Security systems Point of sale apparatus Industrial controls Access control systems.....

 

 

Maximum circuit rating:  35v DC, 100 milliamps, 1 watt

Contact Resistance:       10-500W    (depending on trace 
                                               length and material used)

Insulation Resistance:    100 MW at 100 v

Dielectric Withstand:        250v RMS (50- 60 Hz  1 minute)

Contact Bounce:                <5.1 ms

Life Expectancy:                 Flat type >Five million closures

                                               Tactile type > One million closures

MECHANICAL:

Actuation Force:                Flat type = 57 - 284 g

                                               Tactile type  = 170 -397 g

Switch Travel:                    Flat type = 0.1 to 0.5 mm

                                               Tactile type = 0.6 to 1.5 mm

 

ENVIRONMENTAL:

Operating temperature:   -401C to +801 C

Storage temperature:       -401 C to +851 C

Humidity:                             401 C, 90% - 95% for 240 hours

Vibration:                              20 Gs max. (10-200 Hz, 
                                                MIL-STD-202, Condition B)