mTouch / Capacitive Touch

What is Capacitor?

  • Two electrically isolated conductors close to one another
  • Conductors can be wires, PCB traces or even the human body
  • Hand moving in close proximity of a conductor creates capacitance


Capacitive Touch

  • Increase in capacitance is produced with the introduction of a touch from the user
  • Very simple construction
  • Proximity sensor