A simple two-switch circuit for driving piezoelectric actuators with unipolar quasisquare waves is presented. The circuit provides for recovery of the energy stored on the actuator capacitance back to the primary power supply when the actuator is de-energized.
|Original language||English (US)|
|Number of pages||2|
|Journal||IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control|
|State||Published - Aug 1 2005|