产品应用
Distributed LED backlighting devices consume relatively little power under normal operation. They use side fire LEDs to light entire keypad icons area to make the panel easy to touch. It is one of the best ways to enhance the user interface or your devices.
Features & benefits include:
● Distributed lighting area
● Consume very little power
● A cost-effective alternative
● Great user interface
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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