Weak current College】 【membrane switch technology parameters】.

<br> <br> <br> (1) electrical properties <br> <br> 1. Working voltage: Max 50VDC <br> <br> 2. working current: 100mA <br> <br> 3. contact resistance: .0.5 ~ 10 Ω <br> <br> 4. insulation resistance: 100 M Ω (100VDC) <br> <br> 5. base material withstanding voltage: 2kDVC <br> <br> 6, spring-time: 6ms <br .> <br> 7, loop resistance: 50 Ω, 150 Ω, 350 Ω in third gear, or to the user needs to determine the <br> <br> 8, insulating ink pressure: 100VDC <br> <br> (2 .) mechanical property <br> <br> 1, reliability, service life: 100 million times | <br> <br> 2, the closure of displacement: 0.1 ~ 0.4mm (no tactile) 0.4 ~ 1.0mm <br> <br .> 3, marked as force: 15 ~ 750g force <br> <br> 4, silver paste migration: 55 ° c, temperature 90%, 56 hours later, the second line is 10 M Ω/50 VDC <br> <br .> 5, silver paste line no oxidation, no impurities <br> <br> 6, silver paste line width = 0.3mm, minimum interval 0.3mm, line Flash "1 / 3, line gap for the" 1 / 4 line width < .br> <br> 7 pin spacing standard 2.542.501.271.25mm <br> <br> 8, pinouts on curvature, with d = 10mm steel rod pressure roller 80 time line. <br> <br> (3) environmental performance < .br> <br> 1. working temperature: -20 ℃ ~ + 70 ° c <br> <br> 2. storage temperature: -40 ℃ ~ + 85 ° c temperature 95% ± 5% <br> <br> 3 ., atmospheric pressure 86 ~ 106kDa <br> <br> (4) printing specifications <br> <br> 1. printing size deviation ± 0.15mm, exterior side is made worse ≤ 0.1mm <br> <br> 2. color deviation .± 0.11mm/100mm, insulating ink all pastes line <br> <br> 3, no ink, no broken words <br> <br> 4, chromatic aberration is not greater than 2 <br> <br> 5. no creases ., paint <br> <br> 6, transparent window transparent clean, color uniformity, no scratches, and impurities. <br> <br> <br> <br> <br> <br>.