ShenZhen Taida Membrane Switch CO.,LTD
DongGuan Taida Membrane Switch Technology Co., Ltd
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Custom Design Gold Plated Keys Tactile Switch Keypad ROHS CE Certification
Product Descriptions :
| Overlay material ---For front or face overlay | ||||||||
| Polyester | Polycarbonate | |||||||
1 Highly versatile for embossing | 1 wide range of the surface finishes and thicknesses | |||||||
| Embossing --- Graphic overlay or up circuit can be embossed in order to insert metal stainless steel domes for good tactile when press .Leave space for mechanical keys and provide tactile indications | ||||||||
| Pedestal embossing | Rim embossing | Pillow embossing | Dim embossing | |||||
| Windows or LCD --- For display functions,transparent ,tinted or other request | ||||||||
| Printed colors windows such like red ,black and so on | Transparent finishes windows | |||||||
| Keys | ||||||||
| Tactile Keys :witch metal domes or Poly domes ,Metal dome with different diameter and pressure kinds | Non-tactile keys: printed silver spot on the circuit | |||||||
| LEDs ---Miniature LEDs ,LED colors :white ,Green ,Red ,Blue ,Yellow ,Orange and others | ||||||||
| EL and Sensors or inductors --- EL can be light any place where where you like ,and sensors can be used as LEDs | ||||||||
| Cables --- is extension of circuit and communication with your device | ||||||||
| Screen printing conductive silver cable | Copper plated cable /Polyimide or FPC | PCB cable | ||||||
| Types of connector --- 1 Zero insertion force(ZIF) with 0.5MM ,1.0MM,1.25MM pitch ;2 Female connector with 2.54MM pitch; 3 Male connector | ||||||||
| Shielding --- For protection function | ||||||||
| Gasket seal/Waterproof :protect the conductors against from the humidity and splashes | EMI/RFI/ESD Shielding: use an Aluminum foil shielding /clear ITO electrical conductive polyester to protect | |||||||
| Rear Adhesive --- Mostly use the 3M double-side mounting glue brand of USA. Also accepted others such like Lohmann and others | ||||||||
| Back plate --- Use in Aluminum ,Polycarbonate ,Acrylic Or PMMA | ||||||||
| Matching color --- PMS or RAL Is best ,CMYK or RGB also can be ok if you can supply PMS Or RAL | ||||||||
| Standard Tolerances :+/-0.2MM | ||||||||
About Taida.pdf
Common membrane keypad structure choose :
Electrical Properties:
| 1.Electronic characteristics | |
| Circuit rating | 35V (DC), 100mA, 1W |
| Contact resistance | 10Ω~500Ω (According the trace length and materials) |
| Insulation resistance | > 100M 250V DC |
| Contact bounce | ≤ 5ms |
| Dielectric withstand | 250VRms (50~60Hz 1min) |
| Life expectancy | flat type ≥ 5 million times, tactile type ≥ 1 million times |
| 2.Mechanical Properties | |
| Actuation force | flat type: 57-284g (2-10 Oz), tactile type: 170~397g (6~14 Oz) |
| Switch stroke | flat type: 0.1~0.5mm, tactile type: 0.6~1.5mm |
| 3.Environmental parameters | |
| Operating Temperature | -40°C~+80°C |
| Storage temperature | -40°C~+85°C |
| Humidity | 40°C, 90% ~95%, 240 hours |
Our Services :
1 Reply your inquiry within 24 working hours
2 Customize design is available ,OEM and ODM are welcome
3 Experienced Staffs answer your all question in professional and fluent English
4 Exclusive and unique solution can be provided to our customers by our well-trained and professional engineers and staffs
5 Good service ,High quality ,test all goods and short lead time supply
6 we can make any shape ,size ,color ,technology such like button ,LED mounted ,sensor mounted ,and so on based on your request
7 Before mass goods ,we will supply the sample for your approved ,before proofing ,we will design the artwork for your confirm first ,both of them are in order to reduce the cost in the mass goods for you
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