产品应用
Membrane switches can be both tactile and non-tactile. Tactile feedback is a touch sensation developed or added to enhance the user experience. On the contrary, non-tactile flexible PCB membrane keyboard provide a touch screen like feedback, in general it will be with led indicator or el backlighting to enhance the response.
Features & benefits include:
● Easily cleaned and sterilized
● Long lasting durability
● Non-tactile feedback
● A cost-effective alternative
Membrane Switch Type | Non-Tactile Keyboards | Tactile Keyboards |
Electrical |
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Contact Rating | 35V (DC), 100mA, 1watt | 35V (DC), 100mA, 1watt |
Insulation Resistance | 10 Ω – 50 Ω | 10 Ω – 50 Ω |
Contact Resistance | ≥ 100M Ω, 100V | ≥100M Ω, 100V |
Endurance | 250V Rms (50-60Hz 1 min) | 250V Rms (50-60Hz 1 min) |
Contact Bounce | ≤ 5ms | ≤ 5ms |
Mechanical |
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Actuation Force | 50 – 280g | 170 – 400g |
Switch Travel | 0.1 – 1.5mm | 0.1 – 1.5mm |
Switch Life* | 1,000,000 (min.) cycles | 1,000,000 (min.) cycles |
Environmental |
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Operating Temp | -20℃ to +70℃ | -20℃ to +70℃ |
Storage Temp | -20℃ to +70℃ | -20℃ to +70℃ |
Humidity | 40°C, 90-95%, 240 hours | 40°C, 90-95%, 240 hours |
Vibration | 20G's max (10-200Hz, MIL-STD-202, M204, condition B) | 20G's max (10-200Hz, MIL-STD-202, M204, condition B) |
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