Shenzhen Guanghongda Technology Co., Ltd.  

Product Name: 5mm Tactile metal Snap Dome&#160; Embossed Membrane Switch Dome Array with Touch Pads for&#160; Keyboard Model NO.: GHD205026 metal Dome Shape: Custom Depends Dome Life-Time: 300K~5kk Hits Total Height: 0.14~0.5mm metal Dome Material: Stainless Steel 301 Click Ratio: >30% Surface Treatment: Nickel (Silver, Gold) Plating Dimension Tolerance: +/-0.1mm ESD Resistance: <0.3 Ohm OEM: Acceptable MOQ: 100 PCS Package: by Pet Bag Salty Spray Chamber: 55+/-2degrees , R.H. 95% , 48h Trademark: GHD technology Transport Package: Pet Bag Specification: 16*25*25cm Origin: China HS Code: 8538900000 Product Description Quick DetailsPlace of Origin:Guangdong, China Brand Name:GuanghongdaModel Number:GHD205026 Application:Telecommunication EquipmentKeypad Button Material:PET PVC PC Membrane switch Material:PET PVC PCKey option:Embossing or flat metal dome Material:Stainless steel SUS301Key lifetime:Over 1Million times color:Pantone or provided sample's colorSalt sprary Chamber Testing Conditions:-40 ~ +70 degrees Reliable Routine Test:55+/-2 degrees , R.H. 95% , 48Hprinting:Silk Screen Printing Certification:ISO9001:2015 / ROHSOEM service:acceptablePackaging & DeliverySelling 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:Lead Time:Quantity(Pieces)1 - 500501 - 10001001 - 10000>10000Est. Time(days)101215To be negotiated5mm tactile metal snap dome embossed Membrane Switch dome array with touch Pads for KEYBOARDWhatis Membrane SwitchandHowdoes 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 ConstructDescriptionFinishSpecificationGraphic OverlayPC(polycarbonate)Gloss0.175/.25/.35/.5 mm thicknessMatt0.175/.25/.35/.5 mm thicknessPET (polyester)Fine Texture0.15/.20 mm thickness (Autotex F150/F200, imported)Velvet Texture0.15/.20 mm thickness (Autotex V150/V200, imported)Gloss with Hard Coat0.18 mm thicknessTop AdhesivePET Double-sided adhesive3M467/468MP/200MP/ 9080MP/55280MP/300MP/9648MP/49510.10/.22/.28 mm thicknessPaper Double-sided Tape0.10 mm thicknessTransfer Tape0.06/.12 mm thicknessElectrical PropertiesOperating Voltage≤50VDCWorking Current≤100 mALoop Resistance<200 ΩExpected Life (Flat)≥5 Million timesExpected Life ( metal dome)≥1 Million timesMechanica PropertiesOperation Force ( Flat)57~284g(2~10oz)Operation Force ( Tactile )130g~Customerized (6~) metal dome can accept customized as requestOperationHeight ( Flat)0.1~0.5mmOperationHeight ( Tactile )0.6~1.5mm ( related of chosen metal dome force)Environment ParameterOperation Temperature-40~+80 degree centigradeStorageTemperature-10~+85 degree centigradeHumidity90%~95%,240hoursAtmospheric Pressure80~108kdaF 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 .