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Dave's Circuits
Circuits designed by David Johnson, P.E.

Master Category List - Dave's Circuits
 Last Updated on: Friday, August 29, 2008 02:34 PM


Capacitance Touch Switches    Charge Pump Circuits
 
HIGH POWER TOUCH SWITCH EXCITER CIRCUIT
If you have hundreds of touch switches that need an excitation signal, then this circuit is what you need.  Its 20KHz 20v peak to peak output signal can supply up to 3 watts of touch switch excitation power.

Click on Drawing Below to view PDF version of Schematic

Circuit High Power Touch Switch Exciter designed by David A. Johnson, P.E. (Feb 11, 2002)

Capacitance Touch Switches    Charge Pump Circuits

 Master Schematic Category List - David A. Johnson, P.E.
 

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