LED Keypad Membrane Switch

Membrane switch: thickness of above 0.8mm, pressing life-span is over five houndred thousand times, have the characteristics of the function stabilizes, handle reliably and good tactility feeling. Select different specification of metal dome according to the design and customer request, such as round, triangle, foursquare, rectangle and ellipse.

1.Electricity performance:Working voltage:≤50VDC
Operating current:≤100mA
Contact resistance:0.510Ω
Return route resistance:
Generally≤150Ω,specially according
to customer request
Switch power:0.25500Mw
Insulative resistance:≥100Ω
Base material pressure:150VDC
2.Physical performance:Service life:1000000 times Touching
With joint forces:15450g
Snapping back time:10s
Closed displacement:0.10.4ms(not touching)
0.41.0ms(with touching)
The caudal may fold:≤180°
3.Environment adaptability:Operating temperature:-1070
Depositing temperature:-4070
Work humidity:95%
Altitude:04500 meters
4.Machine capability:External dimension:400*800MM
Key size:according to customer request
Key spacing:>1.5MM
Line wide:≥0.5MM
Resisting vibration:(Reference to MIL-STD-202)