PFC pre-regulator frequency dithering circuit

PFC-PWM controller having a power saving means

PFM and current controlled switching regulator

Phase and frequency shifted controller for interleaved ZVS...

Phase angle balancing circuit for a variable speed constant freq

Phase control arrangement of valve converter

Phase control circuit and switching regulator

Phase control device for a power converter

Phase control for a multiple phase SCR chopper

Phase controlled bridge

Phase controlled regulated power supply

Phase controlled switching regulator power supply

Phase converter

Phase current sensor using inverter leg shunt resistor

Phase current sensor using inverter leg shunt resistor

Phase displaced, multiple inverter bridge circuits with waveform

Phase locked firing circuit for SCRS, or the like

Phase modulated switchmode power amplifier and waveform generato

Phase modulated, resonant power converting high frequency link i

Phase selection circuit for three phase power converter and meth