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      Dome Array - Single Layer Dome Array

      This Dome array (metal dome sheet) is used in the early period of dome arrays (dome sheets) industry. Snap dome contacts are attached under Maylar (one layer of adhesive PET film). The vents are provided to allow excellent tactile feel. Adhesive can be provided on the top of the array with liner.

      Characters of single layer dome array:

      1. light & small
      2. Mainly used in cheap single layer PCB.
      3. Nice handle & returned dome with breathe freely hole on Snap dome.
      Structure of dome araray
      single layer dome array
      Technical Parameter of Dome Array:
      Total Height: 0.28-0.45 mm
      Travel: 0.13-0.30 mm
      Scope of Force: 100-400 gf
      Tolerance of Force: ±25 gf
      Click Ratio: >30%
      Life Cycles: >1 Million Cycles
      Salt and Fog Examination: v35±2°C, 5±0.1%, 48H
      Working Temperature: -20°C-50°C
      Working Humidity: Under 100%RH
      Touch Resistance: <1 ohm
      ESD Resistance: <3 ohm
      Dimension Tolerance: ±0.05-±0.15mm
      single layer dome array