Phase control device which compensates for input variations
Phase control switch with reduced heat dissipating RFI inductor
Phase controlled voltage reducing circuit having line voltage co
Phase failure detector for multi-phase switching regulators
Phase-controlled AC-DC power converter
Photovoltaic-type charger
Piezoelectric transformer driving curcuit and method capable of
Power control apparatus for solar power generation system
Power control method and apparatus for battery power supply and
Power factor corrected feedforward coupled DC power supply
Power holdup circuit
Power holdup circuit with increased power factor
Power limit circuit for computer system
Power supplies
Power supplies with latch-up prevention and automatic back-up
Power supply apparatus
Power supply apparatus and power supply control device
Power supply arrangement comprising a direct voltage monitoring
Power supply circuit having reset circuit
Power supply connected in parallel with solid state switch for p