Electronic PCB Tactile Membrane Switch Keyboard With Snap Metal Dome
Quick Detail:
> Pitch : 2.54 mm
> Push force : 280 g
> Main electronic compents : LED , metal dome connector
> Operating condition : 40°c,90%~95%,for 240 hours
> Life span : 5000000 times
Description:
> Overlay button: embossed 0.35 mm
> Metal dome size : Φ 8 mm metal dome
> Window : no
> Led window : no color coated translucent
> PCB gold washed : yes
Specifications
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1. Electrical |
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Maximum Circuit Rating: 35V(DC),100mA,1W |
35V DC,100mA,1W |
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Contact Resistance: 10Ω~ 500Ω (Varies from the trace length and material) |
10Ω~500Ω |
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Insulation Resistance: 100MΩ 100V |
100MΩ at 100V DC |
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Dielectric: 250 Vrms (50~60Hz 1min) |
250V Rms(50-60Hz 1min) |
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Contact Bounce: < 5ms |
5ms or less |
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Life: Flat: ≥ 5million times |
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Tactile: ≥ 1 million times Duraswitch: ≥ 10million times |
Flat type 60g~300g(2~10OZ) |
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Tactile type 150g~400g(6~14OZ) |
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2. Mechanical |
Flat type 0.1~0.5mm |
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Tactile type 0.6~1.5mm |
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Actuation Force: Flat: 57~284g(2~10oz) Tactile: 170~397g(6~14oz) |
Flat type Five million closures or more Tactile type one million closures or more |
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Switch Height: Flat: 0.1~0.5mm |
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Tactile: 0.6~1.5mm |
-40°c~+80°c |
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Applications:
> For measuring device, such as analytic instrument, nautical intrument , medical equipment and so on
> For
