Membrane switch panels
Membrane switch panels carry out switching functions and enhance the final product with a tailored decorative appearance.
They can be directly connected to the electronic equipment by a flexible tail termination.
They consist of several layers of polyester and adhesive.
The technologies
Without tactile feedback
 |
With tactile feedback
by snap dome  |
With tactile feedback
by key embossing  |
Mechanical specifications
| Contact force :
2 N +/- 20% Contact travel : 0,21 mm +/-15% Type of contact : silver ink Operations : 10 000 000 |
Contact force :
2.5 N +/- 20% Contact travel : 0,48 mm +/-15% Type of contact : stainless steel dome + silver ink Operations : 1 000 000 |
Contact force :
1 to 4 N +/- 30 % Contact travel : 0,5 to 1 mm +/-15% Type of contact : silver ink Operations : 1 000 000 |
Climatic specifications
| Operating temperature :
- 25° to + 65°C Storage temperature : - 30° to + 85°C Front face sealing : IP 65 |
Operating temperature :
- 25° to + 65°C Storage temperature : - 30° to + 85°C Front face sealing : IP 65 |
Operating temperature :
- 25° to + 40°C Storage temperature : - 30° to + 70°C Front face sealing : IP 65 |
Electrical specifications
Nominal operating voltage : 24 V
Maximum operating voltage : 50 V
Minimum operating voltage : 1 V
Nominal intensity : 30 mA
Maximum switchable power : 500 mW
Contact circuit resistance : 1 ohm/cm (1 mm track)
Dielectric strength : 250 V rms.
Insulation resistance at 100 V : > 100 Mohms
Maximum contact bounce : < 5 ms
Compatible with TTL & CMOS circuits