Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
11/2001
11/06/2001US6314002 Voltage clamping system and method for a DC/DC power converter
11/06/2001US6313976 Method and apparatus providing a multi-function terminal for a power supply controller
11/06/2001US6313617 Circuit arrangement for reducing voltage draw down in battery supply lines
11/06/2001US6313616 Switching buck converter with floating regulator
11/06/2001US6313589 Power supply circuit for traffic signal lights utilizing LEDs
11/03/2001WO2001084698A1 Fixed frequency regulation circuit employing a voltage variable dielectric capacitor
11/01/2001WO2001082460A1 Switching dc-dc converter
11/01/2001WO2001082459A1 Ac-dc converter
11/01/2001WO2001082458A1 Ac-dc converter
11/01/2001WO2001082020A1 Switching regulator control system and method
11/01/2001WO2001037416A3 Power supply unit including an inverter
11/01/2001WO2001037411A3 Isolated power converter having primary feedback control
11/01/2001WO2001003277A3 Control of dc/dc converters having synchronous rectifiers
11/01/2001US20010036092 Switching power supply circuit
11/01/2001US20010036091 Switching power supply apparatus with active clamp circuit
11/01/2001US20010036089 Self-recovering disabling system for converter
11/01/2001US20010036088 Efficient power conversion circuit having zero voltage switching
11/01/2001US20010036087 DC to DC converter
11/01/2001US20010036085 Soft switching DC-to-DC converter and controlling method thereof
11/01/2001US20010036084 Low-loss magnetic powder core, and switching power supply, active filter, filter, and amplifying device using the same
11/01/2001US20010035787 High output high efficiency low voltage charge pump
11/01/2001US20010035746 Transistor pattern for voltage regulator
11/01/2001US20010035745 DC to DC converter method and circuitry
11/01/2001US20010035743 Circuit configuration for controlling a switching device for switching an electrical consumer and method for limiting a time deviation of a switching current of a consumer
11/01/2001US20010035554 Semiconductor device and the method of manufacturing the same
10/2001
10/31/2001EP1150418A2 Switching power supply apparatus with active voltage clamp circuit
10/31/2001EP1150417A1 Switching power supply unit
10/31/2001EP1149461A1 Device for providing a supply voltage
10/31/2001EP0925638B1 Dc/dc converter circuit
10/31/2001EP0836793B1 Power supply for feeding and igniting a discharge lamp
10/31/2001DE10020357A1 DC to DC converter converts direct input voltage to alternating signal, has resonant circuits for converting alternating signal to further alternating signals for producing direct output voltages
10/31/2001CN2457783Y Combined stable voltage power source
10/31/2001CN2457782Y Multi-way isolation DC change powre source for instrument
10/31/2001CN1319944A Microprocessor for controlling motor soft starting according to changeable timing driving formula table
10/31/2001CN1319941A Power source equipment for electronic device
10/31/2001CN1319940A Switch type power source unit
10/31/2001CN1074202C Input harmonic current corrected AC- to DC converter with multiple coupled primary windings
10/31/2001CN1074200C Switched-mode power supply
10/31/2001CN1074195C Battery coupler
10/30/2001US6310792 Shared package for VRM and processor unit
10/30/2001US6310790 High frequency DC-DC down converter with power feedback for improved power factor
10/30/2001US6310789 Dynamically-controlled, intrinsically regulated charge pump power converter
10/30/2001US6310786 Switching power-supply circuit
10/30/2001US6310785 Zero voltage switching DC-DC converter
10/30/2001US6310469 System and method to detect synchronous switching regulator light load
10/30/2001US6310468 Circuit arrangement for a timed power supply
10/30/2001US6310466 Synchronous CMOS rectifying circuit for step-up devices
10/25/2001WO2001080411A1 Switched-mode power supply
10/25/2001WO2001080410A1 Voltage transformer
10/25/2001WO2001079019A1 Multiple-voltage power supply circuitry for motor vehicle
10/25/2001WO2001028079A3 Drive circuits for synchronous rectifiers
10/25/2001US20010033515 Booster circuit for raising voltage by sequentially transferring charges from input terminals of booster units to output terminals thereof in response to clock signals having different phases
10/25/2001US20010033506 Simplified implementation of parallelability for modules with synchronous rectification
10/25/2001US20010033503 Low power lighting system with LED illumination
10/25/2001US20010033501 Progressive start-up circuit for activating a charge pump
10/25/2001US20010033498 High efficiency converter for zero voltage switching
10/25/2001US20010033156 Self-oscillating switch-mode DC to DC conversion with current switching threshold hysteresis
10/25/2001US20010032685 Magnetic core for saturable reactor, magnetic amplifier type multi-output switching regulator and computer having magnetic amplifier type multi-output switching regulator
10/25/2001DE10019847A1 Bordnetz mit Spannungsstabilisierung Electrical system with voltage stabilization
10/25/2001DE10019329A1 Schaltnetzteil mit geregelter Ausgangsspannung Switching power supply with regulated output voltage
10/25/2001DE10019118A1 Verfahren zur pulsweitenmodulierten Ansteuerung einer Endstufe A method for controlling a pulse width modulated output stage
10/25/2001DE10018229A1 Regulating output currents and/or voltage of switched mode power supply involves using reference value formed internally to influence voltage regulator in switched-mode power supply
10/25/2001DE10017920A1 Ladungspumpenanordnung Charge pump configuration
10/24/2001EP1148627A2 A DC-to-DC power converter
10/24/2001EP1148626A2 Switching power supply with regulated output voltage
10/24/2001EP1148624A1 Method and apparatus to digitally control the turn-off time of synchronous rectifiers for switched mode power supplies with isolated topologies
10/24/2001EP1148623A2 Power supply device
10/24/2001EP1148622A2 Method for PWM driving an output stage
10/24/2001EP1148621A2 Charge pump device
10/24/2001EP1148614A2 Battery operated power circuit and driving method thereof
10/24/2001EP1148611A2 Electric element control apparatus, battery system, and inverter motor system
10/24/2001EP1147944A2 Solar energy installation for vehicle
10/24/2001EP1147686A1 Flyback converter as led driver
10/24/2001EP1016201B1 Adjustable voltage converter utilizing a charge pump
10/24/2001CN1318896A Switch power circuit
10/24/2001CN1318895A Double-unit high-performance converter
10/23/2001US6307762 Power supplying circuit and method
10/23/2001US6307761 Single stage high power-factor converter
10/23/2001US6307758 Transformer secondary disconnect
10/23/2001US6307757 High frequency switch-mode DC powered computer system
10/23/2001US6307458 Split inductor with fractional turn of each winding and PCB including same
10/23/2001US6307425 Clocking scheme and charge transfer switch for increasing the efficiency of a charge pump or other circuit
10/23/2001US6307419 High frequency bipolar switching transistor
10/23/2001US6307407 Driving circuit and charging pump booster circuit utilizing said driving circuit
10/23/2001US6307360 Switching regulator DC/DC converter, and LSI system provided with switching regulator
10/23/2001US6307359 DC-DC converter powered by doubled output voltage
10/23/2001US6307357 Direct current step-up circuit for use with battery powered equipment
10/23/2001US6307356 Voltage mode feedback burst mode circuit
10/23/2001CA2059457C Method for minimizing the switching loss in a power switch
10/18/2001WO2001078223A1 Method and arrangement for regulating low output voltages in multiple output flyback dc/dc converters
10/18/2001WO2001078221A2 Self-driven synchronous rectifier circuit for non-optimal reset secondary voltage
10/18/2001WO2001078208A1 Method for protecting a dc generator against overvoltage
10/18/2001WO2001078091A1 Miniaturized ac/dc power supply and battery charger
10/18/2001US20010030882 Flanged terminal pins for dc/dc converters
10/18/2001US20010030879 DC-to-DC power converter
10/18/2001US20010030645 Driving apparatus for display device
10/18/2001US20010030581 Bidirectional direct current power conversion circuits and methods
10/18/2001US20010030571 Charge pump type power supply circuit and driving circuit for display device and display device using such power supply circuit
10/18/2001US20010030529 Remote sensing by high-order filtering
10/18/2001US20010030528 Battery operated power circuit and driving method thereof