Metal Dome Keypad

1) Maximum circuit rating: 35V DC, 100mA, 1W
2) Contact resistance: 10 - 500¦¸ (varied from the trace length and material)
3) Insulation resistance: 100M¦¸ at 100V
4) Dielectric withstand: 250V RMS (50 - 60Hz per min)
5) Contact bounce: 5ms or less
6) Actuation force:
A) Flat type 60 - 300g (2 - 10oz. )
B) Tactile type: 150 - 400g (6 - 14oz. )
7) Switch stroke:
A) Flat type 0.1 - 0.5mm
B) Tactile type: 0.6 - 1.5mm
8) Life expectancy:
A) Flat type: 5, 000, 000 closures or more
B) Tactile type: 1, 000, 000 closures or more
9) Surface hardness: 3H or more
10) Operating temperature: -20~ +70degree C
11) Storage temperature: -40 ~ +85 degree C
12) Humidity: 90 - 95% (40degree C) for 240 hours
Available Crafts: Imbeded Led&Resistors, Shielding, Backlights
A)Imbedded LEDs and Resistors: We can provide imbedded surface mounted miniature LEDs, You must specify the polarity (anode and cathode) of each LED on your mechanical drawings. We can also provide imbedded resistors.
B) Backlighting: We can provide electroluminescent backlighting to your membrane switch.
C) Shielding: We can provide EMI and RFI shielding with Printed Metal Grid Shielding or Aluminum Shielding metho