US Patent 7147721 Apparatus and method for cleaning electronic packages

The invention provides an apparatus and method for cleaning a plurality of electronic components. A tank is provided for containing a cleaning fluid and an ultrasonic resonator is mounted in communication with the cleaning fluid for charging ultrasonic energy thereto. A support platform positionable over a top surface of the cleaning fluid supports the electronic components such that the electronic components are in contact with said top surface of the cleaning fluid in use. Further, a cleaning fluid supply system is configured to generate a continuous flow of cleaning fluid into the tank for cleaning the electronic components in contact with said top surface of the cleaning fluid.