Flat Key Membrane Switch

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Flat Key (No embossed) Membrane Switch

Working Voltage	≤50VDC
Working Current	≤100mA
Contact Resistance	0.5~10Ω
Insulation Resistance	≥100MΩ
The Base Pressure	2kDVC
Recoil Time	≤6ms
loop resistance	50Ω,150Ω,350Ω or custom
Insulating ink withstands pressure	100VDC
Reliability life	>1000k times
Closing displacement	0.1~0.4mm (no touch) 0.4~1.0mm
Health standard for force	15 ~ 750 g
Migration of silver paste	In 55 ℃, the temperature is 90%, 56 hours later, the second line is between 10 m Ω / 50 VDC
Silver pulp line	No oxidation, no impurities
Silver pulp line width	≥0.3mm
Line burrs	<1/3
circuit nick	< 1/4 line width
Standard pin spacing	2.54 2.50 1.27 1.25mm
Lead resistance to curvature	With d=10mm steel, the bar is pressed 80 times continuously
operating temperature	-20℃~+70℃
Storage Temperature	-40℃ ~ +85℃ temperature 95%±5%
barometric pressure	86~106KPa
Print size deviation	±0.10mm,The edge line of the appearance is unclear and the difference is ±0.1mm is unclear and the difference is ±0.1mm
Color deviation	±0.11mm/100mm
The insulating ink is fully covered with the slurry line	No ink loose, no incomplete writing
Chromatic aberration is not greater than two lever	No creases, no paint removal
Transparent window	Clean, uniform color, no scratch,pinhole, impurities