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Device Membrane Switch
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  • Release time:2019/12/20 14:16:07
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    Place of Origin:Guangdong, China                                                             Brand Name:Guanghongda
    Model Number:GHD205012                                                                       Application:Telecommunication Equipment
    Keypad Button Material:PET                                                                      Metal Dome Material:SUS301
    Total Height:0.14~0.5mm                                                                          Metal dome Force:100~600gf , +/-30gf
    click ratio:>30%                                                                                         Lifetime:300k~ 2kk hits
    Salt sprary Chamber Testing Conditions:-40 ~ +70 degrees                       Reliable Routine Test:55+/-2 degrees , R.H. 95% , 48H
    Size tolerance:+/-0.1mm                                                                           Certification:ROHS compliance
    OEM service:acceptable

    Packaging & Delivery

    Selling Units:Single itemSingle package size: 10X7X0.2 cmSingle gross weight:0.100 kgPackage Type:1) packed by PET bag ( Full package qty : 200 sheet / PET bag )
    Carton package, inner 4 -corner wrap by bubble foam prevent from damage during the transporationPicture Example:

    package-img package-img
    Lead Time :
    Quantity(Pieces) 1 - 500 501 - 1000 1001 - 10000 >10000
    Est. Time(days) 10 12 15 To be negotiated

    Pet Membrane Switch Control Keyboard with Metal Domes

    What is Membrane Switch and How does it work ?

    Membrane Switch , membrane switch flex circuit designs primarily include Polymer Thick Film (PTF) “membrane switches” such as graphic overlays, touch pads and key pads. Membrane switches function as a normally open, momentary contact, low-voltage pressure-sensitive circuit.

    Membrane Switch Keyboard Construct
    Description Finish Specification
    Graphic Overlay

    PC

    (polycarbonate)

    Gloss 0.175/.25/.35/.5 mm thickness
    Matt 0.175/.25/.35/.5 mm thickness
    PET (polyester) Fine Texture 0.15/.20 mm thickness (Autotex F150/F200, imported)
    Velvet Texture 0.15/.20 mm thickness (Autotex V150/V200, imported)
    Gloss with Hard Coat 0.18 mm thickness
    Top Adhesive PET Double-sided adhesive

    3M467/468MP

    /200MP/ 9080MP

    /55280MP/300MP

    /9648MP/4951

    0.10/.22/.28 mm thickness
    Paper Double-sided Tape 0.10 mm thickness
    Transfer Tape 0.06/.12 mm thickness
    Electrical Properties
    Operating Voltage ≤50VDC
    Working Current ≤100 mA
    Loop Resistance <200 Ω
    Expected Life (Flat) ≥5 Million times
    Expected Life ( Metal dome) ≥1 Million times
    Mechanica Properties
    Operation Force ( Flat) 57~284g(2~10oz)
    Operation Force ( Tactile ) 130g~Customerized (6~) Metal dome can accept customized as request
    Operation Height ( Flat) 0.1~0.5mm
    Operation Height ( Tactile ) 0.6~1.5mm ( related of chosen metal dome force)
    Environment Parameter
    Operation Temperature -40~+80 degree centigrade
    Storage Temperature -10~+85 degree centigrade
    Humidity 90%~95%,240hours
    Atmospheric Pressure 80~108kda

    F A Q:

    Q1: Are you Trading company or manufacturer ?

    A: We are a Professional Trading & Manufacturer Integrated .

    Q2 : Can you offer OEM Service ?

    A: Surely Okay , we have Seasoned OEM service experience .

    Q3: what is the Lead time of sample ?

    A : It takes 2-7working days depends .

    Q4: How fast can i get the Quotation ?

    A: 30mins ~ 24Hours depends .

    Please do not hesitate to contact with us , if you have any inquires .


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