Circuit device for operating a discharge lamp by means of a...

Circuit for detecting end of life of fluorescent lamp

Circuit for lighting HID lamp

Circuit for powering a high intensity discharge lamp

Circuit for synchronizing the ignition of electronic ballast...

Circuit having clamped global feedback for linear load current

Circuit having EMI and current leakage to ground control...

Circuit having global feedback for promoting linear operation

Circuit structure for driving a plurality of cold cathode...

Circuit structure for driving a plurality of cold cathode...

Circuit system for driving high-intensity discharging lamp

Circuit with improved efficiency and crest factor for...

Circuit with switch-off device for the operation of light...

Circuitry and methods for improving the performance of a...

Circuitry for dimming a fluorescent lamp

Circuits and methods for driving light sources

Closed loop magnetic boost LED driver system and method

Cold cathode fluorescent lamp driving apparatus using a piezoele

Constant current driver circuit with voltage compensated...

Constant light output ballast circuit