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Typical Membrane Switch Specifications
 CSI Keyboards Assembly Procedure
| ELECTRICAL |
MIN. |
MAX. |
| Operating
Voltage: Volts (DC or AC peak) |
1 |
50 |
| Operating
Current: milliamps (Resistive Load) |
0.05 |
100 |
| Switch
Power: Watts (DC or AC peak power) |
0.00025 |
1.5 |
| Contact
Resistance: ohms |
1 |
- |
Insulation
Resistance: megohms initial
(std. temp.,pressure,humidity).
After 96 hrs. @ 40 deg.C, 95% R.H. |
1000
10 |
-
- |
| Dielectric
Withstand: Volts rms (@60 HZ for 1 minute) |
- |
500 |
| Contact
Bounce: milliseconds |
- |
20
(5 typ.) |
| Switch
Capacitance: picofards (depending on size) |
- |
25
(25 typ.) |
| Life
Expectancy: cycles |
107 |
- |
***Depends
on trace length and materials used.
| ENVIRONMENTAL |
MIN. |
MAX. |
Shock:
G's
No closures--3 Axis
No damage--3 Axis |
- |
25
50 |
Vibration:
G's (10-200 Hz, MIL-STD-202, M204,
condition B) |
- |
20 |
| Operating
Temperature:deg C |
-40 |
+85 |
| Storage
Temperature:deg C |
-40 |
+85 |
| Humidity:% |
- |
95 |
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CSI Keyboards creates top quality custom membrane switches, rubber keypads, touch screens,
flex circuits, full assemblies and has a strong presence in the following regions with direct personnel or manufacturing
representatives: MA, CT, VT, NH, ME, OH,KY, PA, NY, NJ, CA, NV,CA, NV, IN, IL, VA, NC, SC, GA, AL, TN, FL, and TX. |
