3x4 Universal Matrix Membrane Switch Keypad :

3x4 Universal Matrix Membrane Switch Keypad :

  • • 3x4 Universal Matrix Membrane Switch Keypad provides human interface & easy communication with micro-controller & electronic Arduino circuit for various applications like Security Door Lock, Lockers, Menu selection, Data Entry and many more
  • • 3x4 Universal Matrix Membrane Switch Keypad is a Matrix Numeric Keypad.
  • • 3x4 Universal Matrix Membrane Switch Keypad have 12 keys, arranged in 3 Columns & 4 Rows.
  • • As the keys are connected in Matrix thereby only 7pin are out for connection.
  • • These 7pins are out with a Female Burg Connector, Pitch 2.54mm.
  • • Size: 69mm x 77mm
  • • Flexible Tail Length : 85mm
  • • 3x4 Universal Matrix Membrane Switch Keypad are popular for its easy adaptability, Mounting & Low cost

3x4 Universal Matrix Membrane Switch Keypad consist of :

  • • Graphic Overlay With Matt Finish PC film & Embossed Buttons
  • • Overlay Adhesive
  • • Circuitry Layer – Flexible Printed Conductive Track
  • • Spacer
  • • Circuitry Layer – Flexible Printed Conductive Track
  • • Rear Adhesive

Raw Material Used for 3x4 Universal Matrix Membrane Switch Keypad :

  • • For Overlay –175micron LEXAN make Polycarbonate Film
  • • For Circuitry Layer – Autotype CT4 Circuitry film
  • • Rear Adhesive – 3M91091

Few Advantages of 3x4 Universal Matrix Membrane Switch Keypad :

  • • Non Tactile keypad hence very high Life Expectancy.
  • • Less contact bounce.
  • • Scratch Proof.
  • • Longer switch life and Greater Reliability.
  • • Easy Mounting-Self Adhesive.
  • • Low Cost.
  • • Operating Voltage 35V DC
  • • Operating Temperature -20 to 70°
  • • ROHS Compliant