El Panel assembled with membrane switch
Electro luminescent lamps,Sanblasting EL backlight, keypad backlight
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To achieve the highest level of waterproof and dustproof IP68, we can strengthen the protection of the structure, can be used in industrial or medical equipment. By the design of ESD shield, it can protect the precision devices. Customer can choose a different key surface. If want to have a clear tactile touch, the button can be embossed. If you want light pressing feeling, you can choose the flat type of the button.
Membrane Switch 0115
A membrane s witch typically has 4 or more layers. The top layer of a membrane switch is the graphic interface between the user and the machine. The another critical layer is a printed circuit. This can also be a flex circuit made of copper and polyimide material. The layers are normally assembled using pressure-sensitive adhesives although inexpensive designs can be held together by other mechanical means such as a keyboard housing. Contact between two traces can be made through a printed shorting pad or through a metal dome that stands on legs.
The material of EL panel is Polyester, it can be bent and stick to the curvature of the object, the light is still even after bending. The power consumption of EL panel is very low, it would cost about 0.1 to 0.2 milliampere of each square centimeter. Input voltage DC5V ~ DC12V, with the use of adapter, can be widely used.