Membrane switches specifications are normally initiated by an overview engineering drawing, such as a interface control drawing (ICD), or a source control drawing (SCD). This engineering drawing will specify some or most the following:

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Membrane switches are used? in consumer and industrial applications requiring a input pad device. Membrane switches are low cost, considered reliable, and are available in custom or off-the-shelf configurations. By fabrication several layers of polyester (PET) or plastics and onto...

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Typical membrane switch incorporates the following layered components:

• Graphic presentation layer
• Graphic adhesive layer
• Circuit or PCB layer
• Adhesive separator layer
• Optional second circuit or PCB layer
• Adhesive layer

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