Over temperature protection circuit having plural thermal compon

Overvoltage and thermally protected electronic ballast

Ozone generator having a mercury lamp with a filament...

PFC and ballast control IC

PFC and ballast control IC

Phase control circuit having independent half cycles

Phase detection control circuit for an electronic ballast

Phase-control power controller for converting a line voltage...

Phase-control power controller for converting a line voltage...

Phase-control power controller for converting a line voltage...

Photocell temperature switch for high intensity discharge lamp f

Planar light source device and liquid crystal display...

Plasma display

Power circuit with duty conversion circuit for driving a capacit

Power control apparatus for discharging lamp and method thereof

Power control of an AC-operated high-pressure gas discharge lamp

Power controller having current limited RMS regulated output

Power converter

Power factor correction circuit with faster bus charging...

Power feedback power factor correction high frequency inverter