Description:
Small size membrane switch keypad1)metal dome embossed key, good tactile
2)1.0 mm pitch tail wire
3)matte finished
Features of our small size membrane switch keypad:
1) Size: 35*35 mm
2) Material: the graphic overlay is made of PC (polycarbonate),and the circuit layer is made of PET (polyester)
3) metal dome embossed keys, good tactile feeling, matte finished surface
4 Rear tape: 3M tape, high bonding self-adhesive tape
5) Water-resistant, dust-proof, gas-proof andscratch-resistant
6) Especially used for electronic measurement instruments,electronic weighing apparatus, home appliances, electroniccommunication and industry automation system.
7) Payment terms:100% mould fee, 30% deposit and 70% before shipment by T/T, WesternUnion or L/C at sight
8) Delivery: samplessubmitted within 10-15 days, cargos within 10-15 days according toyour quantity and lead time, shipped by DHL, Fedex, UPS, TNT, 4PXor by sea
9) Any size, design,logo and shape can be customized at your requirement
10) Small ordersaccepted, good quality, favorable price and promptdelivery
11) OEM&ODMservice offered
If you areinterested in it, pls feel free to contact me!
Statement:
1) The material of our membrane switches: the graphic overlaymostly use PC (polycarbonate) or PVC material and the circuit layercommonly use PET (polyester) material
2) Rear adhesive: 3M, Sony, Soken, or any tape you choose
3) Key type: flat key or embossed key, tactile or non-tactile,poly dome or metal dome for your choice
4) Surface treatment: any color can be printed by any typeprinting ink as required, glossy, semi-glossy or mattefinished
5) With or without any pin and connector
6) With or without window, the window can be clear or just ahole
7) LED lights can be installed or not. Also can provide themembrane switches with special requirements, such as Shielding,Windows/Lens Coating, Embossing, Embedded LEDs, UVglossy/matte/textured, etc
8) Standard tolerance: /-0.010 inch ( /-0.25mm)
9) Suitable for used for home appliances, electronicmeasurement instruments, electronic weighing apparatus, electroniccommunication and industry automation system, medicalequipments, fitness equipments, machines or any other electronicproducts you like
Electrical Performance of our membraneswitches:
1) Operating Voltage: 0~35 V DC.
2) Operating Current: 100 MA Max.
3) Operating Contact Resistance: Less than 100 OHMStypical
4) Contact Bounce: Less than 5 Millisecondstypical.
5) Conductors: Printed silver conductive inks orcarbon blend.
6) RFI and ESD Shielding: Available in mostconfigurations.
Mechanical properties:
1) Life Expectancy: 1, 000, 000 actuations perswitch position
2) Actuation Force: 6~24 ounces (170~680g), Rangedepending on customer specification.
3) Switch Travel: .005" to .030" (0.1~0.8mm)typical.
4) Overall Thickness: .020" to .050" (0.5~1.3mm)typical.
5) Environmental adaptability:
6) Storage Temperature: -40°C (-40°F) to 70°C(158°F).
7) Storage Altitude: Sea level to 35, 000 feet.
8) Operating Temperature and Altitude: -30°C(-30°F) to 75°C (170°F). Can be designed to operate in mostenvironments.
9) Humidity: No delamination after 24 hours at 80°Cand 90%RH.
