Customize PFC - Flexible Membrane Switch Keypad.

• • Transparent area for display & LED on graphic overlay.
• • Flexible tail consist of 21 pin with female burg connector of 2.54 mm pitch, this is connected to the male burg strip connector on PCB in the equipment.
• • The keypad have 20 gold platted dome keys with embossed keys for tactile feel.

Layers of Flexible Membrane Switch Keypad Consist of :

• • Graphic overlay
• • Overlay Adhesive
• • Dome Retainer
• • Adhesive spacer
• • Circuitry Layer
• • Rear Adhesive

Raw Material Used for Flexible Embossed Button Membrane Switch Keypad :

• • For Overlay –180 micron LEXAN make polycarbonate film
• • For Circuitry Layer – Autotype CT4 Circuitry film
• • Rear Adhesive – 3M467MP

Few Advantages of Flexible Membrane Switch Keypad :

• • Thin construction, maximum 0.8 to 1 mm thickness.
• • Improved tactile feedback by using gold platted dome switch.
• • Less contact bounce.
• • Reliable in costing compare with other membrane switch options.
• • Longer switch life and greater reliability.
• • Dust, Solvent and Chemical Resistance.
• • Additional protection against oxidation.

Design Option available for Flexible Membrane Switch Keypad :

• • Customized front overlay.
• • Various kinds of finishes available for overlay like matt / glossy/textured/fine or selective area textured.
• • Embossing available for buttons, logos & LED area
• • Gold plated domes - for excellent conductivity.
• • Connector options available with pitch size 2.54 or 1.00 mm.
• • Available in Tactile or Non tactile based types.
• • Backlit option available.
• • EMI / ESD shielding optional.
• • ROHS Compliant material.