PCB and Cu-Flex keypads

PCB and Cu-Flex keypads

In this kind of keypad’s construction, flexible or rigid printed circuit board (PCB) is base. What is the flexible and rigid printed circuit? The printed circuit board (PCB) consists of an insulating material on which paths and solder pads are located. It is made with...
Membrane keypads

Membrane keypads

Called also the foil keypad – consisted of many layers of films, with different properties and functions, combined with adhesive overlays. The basic elements of the membrane keypad are: Graphic overlay – is the first layer covering the keypad on the outside. It is...