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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