Following sheet is the typical specifications of membrane switch
| Item |
Metal dome
membrane switch |
Polydome
membrane switch |
Non-tactile
membrane switch |
| Mechanical |
| Activation Force |
10-15oz |
7-14oz |
3-9oz |
| Lifecycle |
Approx 1M |
Approx 1M |
Approx 2M |
| Switch Travel |
.010 - .018 in. |
.010 - .018 in. |
.007 - .011 in. |
| Electrical |
| Contact Rating |
30 VDC,100mA,1 watt |
30 VDC,100mA,1 watt |
30 VDC,100mA,1 watt |
| Contact Resistance |
< 100 Ohms |
< 100 Ohms |
< 100 Ohms |
| Contact Bounce |
< 20 ms |
< 25 ms |
< 10 ms |
| Insulation Resistance |
100Mohms @500VDC |
100Mohms @500VDC |
100Mohms @500VDC |
| Environmental |
| Storage Temp. |
-40C - +80C |
-40C - +80C |
-40C - +80C |
| Operating Temp. |
-30C - +100C |
-30C - +100C |
-30C - +100C |
| Humidity |
90-95% |
90-95% |
90-95% | |
