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Metal Domes Membrane

Metal Domes Membrane
Metal Domes Membrane
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Working voltage ≤50V (DC)
Working current ≤100mA
Contact resistance 0.5~10Ω
Insulation resistance ≥100MΩ (100V/DC)
Substrate withstand voltage 2KV (DC)
Rebound time ≤6ms
Insulation voltage 100V/DC
Reliability service life 1 million times
Close displacement 0.1~0.4mm (non-tactile type) , 0.4~1.0mm (tactile type)
Migration of conductive 10MΩ/50VDC between two wires after 56 hours at 55℃, temperature 90%
Working temperature -20℃～+70℃
Storage temperature -40℃～+85℃, temperature 95%±5%
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Looking for metal domes membrane suppliers here. Membrane switch is an operating system that integrates key functions, indicating elements and instrument panels. It consists of four parts: panel, circuit, isolation layer and adhesive. When the membrane switch is pressed, the contacts of metal dome are deformed downward to contact with circuit. The membrane switch has strict structure, good appearance, sealing performance, moisture resistance and long service life that be widely used in electronic measuring instruments, industrial control system, medical equipments, automobile industry, household appliances and other fields.

  • No oxidation and no impurities on the silver paste line.
  • Silver paste line width ≥0.3mm, minimum interval 0.3mm, line burr <1/3, line gap <1/4 line width.
  • Pin spacing standard 2.54mm 1.27mm  1.0mm.
  • The lead-out line is resistant to curvature, and the line is continuously rolled for 80 times with a d=10mm steel rod.
Tags: Membrane Switch