The Design Corner
    Introduction to Capacitance Proximity Switches
      Updated on:  Tuesday, April 08, 2008 04:25 PM

• Introduction
• Applications  
• Physics of Capacitance   

Units of Capacitance  
Dielectric Constant Definition   
Human Body Capacitance  

• Low Voltage Touch Switch Circuits      

Excitation Circuits
Capacitance Change Sensor Circuits 
Interface Circuits  

• AC Line Voltage Switch Circuits   
• Capacitance Proximity Switch Examples
  (Faraday Switches -- Commercially Available)