Main parameter of the product: |
1.Membrane keyboard Construct |
Graphic Overlay: | PET (0.18mm) |
Overlay Adhesive: | 3M467 |
Circuit layer(top): | silver printed circuit (0.125mm) |
LED Circuit Spacer(with adhesive): | PET(0.225mm) |
Circuit layer(bottom): | silver printed circuit (0.125mm) |
Rear Adhesive | 3M9448 |
Note:material and structure can be changed according to requirment |
2.Electrical Properties |
Operating Voltage: | ≤ 50VDC |
Working Current: | ≤ 100mA |
Loop Resistance: | <10Ω |
Insulation Resistance: | 50V (≥100MΩ) |
Base Material Withstand Voltage | 2kVDC |
Insulation Ink Withstand Voltage | 100VDC |
Contact Bounce: | ≤6ms |
Reliability of Life-span | >1million times |
3.Mechanica Properties |
Operation Force | 50~300g(alterable) |
4.Environment Parameter |
Operation Temperature | -40~+80 Degree Centigrade |
Storage Temperature | -40~+85 Degree Centigrade |