Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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01/05/2006 | US20060002154 Power conversion device with efficient output current sensing |
01/05/2006 | US20060001411 DC converter with halt mode setting means |
01/05/2006 | US20060001084 Power semiconductor devices |
01/05/2006 | DE19545360B4 Gleichstromleistungsquelle DC power source |
01/05/2006 | DE102005006665A1 Vorschaltgerät für eine Entladungslampe Ballast for a discharge lamp |
01/05/2006 | DE102004031913A1 Ladungspumpe einer Phasenregelschleife mit umschaltbarer Systembandbreite und Verfahren zur Steuerung einer solchen Ladungspumpe A charge pump phase locked loop with switchable bandwidth system and method for controlling such a charge pump |
01/04/2006 | EP1612939A2 Switching DC-DC converter |
01/04/2006 | EP1612938A1 Switching DC-DC converter |
01/04/2006 | CN2750565Y HF power conversion dual regulation low power consumption sine wave inverter circuit |
01/04/2006 | CN1717869A Driver for switching circuit and drive method |
01/04/2006 | CN1717858A Energy saving startup circuit for power supply |
01/04/2006 | CN1717857A Switching power supply circuit |
01/04/2006 | CN1717856A Feedback circuit for power switching circuit |
01/04/2006 | CN1717855A Pulse-width modular circuit and method for controlling a pulse-width modular circuit |
01/04/2006 | CN1717854A Stepping inductor for fast transient response of switching converter |
01/04/2006 | CN1717346A Auxiliary power supply for vehicle |
01/04/2006 | CN1716747A DC-DC converter |
01/04/2006 | CN1716746A Zero voltage switch three lever double tube positive exciting DC converter with clamp diode |
01/04/2006 | CN1716745A DC/DC converter |
01/04/2006 | CN1716744A Modulated processor PWM |
01/04/2006 | CN1716743A Method of forming a self-gated transistor and structure therefor |
01/04/2006 | CN1716742A Switching DC-DC converter |
01/04/2006 | CN1716741A DC voltage transducer |
01/04/2006 | CN1716740A Step-up / step-down circuit |
01/04/2006 | CN1716739A DC voltage converter and method for converting a DC voltage |
01/04/2006 | CN1716738A Protection circuits for a DC-to-DC converter |
01/04/2006 | CN1716455A Apparatus for generating internal voltage in test mode and its method |
01/04/2006 | CN1716157A Switching type power supply system and its method for automatic regulating circuit work frequency |
01/04/2006 | CN1716142A Power supply apparatus provided with overcurrent protection function |
01/04/2006 | CN1716139A Controller for fluid flow and current switch |
01/04/2006 | CN1235448C Pump support choke |
01/04/2006 | CN1235117C IC device with power control logic circuit and operation method thereof |
01/03/2006 | US6983383 Method for providing priority to an ac adaptor if the input to the ac adaptor is above a predetermined value even if the power supply via an interface is present |
01/03/2006 | US6982910 Reverse voltage generation circuit |
01/03/2006 | US6982889 DC/AC converter and its controller IC |
01/03/2006 | US6982887 DC-DC converter with coupled-inductors current-doubler |
01/03/2006 | US6982886 Dc-ac converter parallel operation system and controller ic therefor |
01/03/2006 | US6982885 Current distribution circuit |
01/03/2006 | US6982883 Radiation tolerant electrical component with non-radiation hardened FET |
01/03/2006 | US6982882 High voltage charging circuit for charging a high voltage capacitor |
01/03/2006 | US6982881 Current detecting circuit and power converter having the same |
01/03/2006 | US6982621 Method and apparatus for substantially reducing electrical displacement current flow between input and output windings of an energy transfer element |
01/03/2006 | US6982574 Method of forming a transistor driver and structure therefor |
01/03/2006 | US6982548 Switched mode power supply with delay-compensated current mode control |
01/03/2006 | US6982517 Circuit system for discharging a buffer capacitor used for supplying high voltage to a control unit, in particular a control unit for actuating a piezoelectric output stage |
01/03/2006 | US6982499 Power converting method and apparatus |
12/29/2005 | WO2005124983A1 Phone energy management for low battery voltages |
12/29/2005 | WO2005124982A1 Power supply for both ac and dc |
12/29/2005 | WO2004045052A3 Controller for dc to dc converter |
12/29/2005 | US20050286280 Systems, multiphase power converters with droop-control circuitry and methods |
12/29/2005 | US20050286278 Method and apparatus for switched-mode power conversion at radio frequencies |
12/29/2005 | US20050286273 Self-drive for synchronous rectifiers |
12/29/2005 | US20050286272 DC-DC converter |
12/29/2005 | US20050286271 Point of load sine amplitude converters and methods |
12/29/2005 | US20050286270 Full wave series resonant type DC to DC power converter with integrated magnetics |
12/29/2005 | US20050286269 Constant-on-time switching power supply with virtual ripple feedback and related system and method |
12/29/2005 | US20050286268 Power conversion system and method |
12/29/2005 | US20050286226 Heat-generating component cooling structure |
12/29/2005 | US20050285682 Amplifying circuit with variable supply voltage |
12/29/2005 | US20050285665 Integrated floating power transfer device with logic level control and method |
12/29/2005 | US20050285664 Integrated floating power transfer device with electromagnetic emission control circuit and method |
12/29/2005 | US20050285619 System and method for detecting an operational fault condition in a power supply |
12/29/2005 | US20050285587 Apparatus and method thereof for measuring output current from primary side of power converter |
12/29/2005 | US20050285585 DC-DC converter |
12/29/2005 | US20050285584 Power supply regulator with digital control |
12/29/2005 | US20050285580 Current sense circuit and method for a DC-to-DC converter |
12/29/2005 | US20050285579 Control circuit of DC-DC converter and its control method |
12/29/2005 | US20050285577 Step-up / step-down circuit |
12/29/2005 | US20050285545 Circuit arrangement and operating device for operating lamps |
12/29/2005 | US20050285238 Integrated transistor module and method of fabricating same |
12/29/2005 | US20050284673 Power source device for a vehicle |
12/29/2005 | US20050284609 Heatsink for power devices |
12/29/2005 | DE112004000218T5 Graben-MOSFET Technologie für DC/DC Wandleranwendungen Trench MOSFET technology for DC / DC Converter Applications |
12/29/2005 | DE112004000209T5 Mehrphasiger Abwärtswandler mit programmierbarer Phasenauswahl Multiphase buck converter with programmable phase selection |
12/29/2005 | DE102005025902A1 Stromversorgungsvorrichtung und Fahrzeugleuchte Power supply device and vehicle lamp |
12/29/2005 | CA2510350A1 Circuit arrangement and operating device for operating lamps |
12/28/2005 | EP1610206A2 System and method for performing power sequencing |
12/28/2005 | EP1609235A2 Phase-shifted resonant converter having reduced output ripple |
12/28/2005 | EP1559186A4 Variable charge pump circuit with dynamic load |
12/28/2005 | EP1314238B1 Multiple output dynamically regulated charge pump power converter |
12/28/2005 | CN2749174Y DC/DC converter with improved transient response |
12/28/2005 | CN1714496A Method of setting bi-directional offset in a PWM controller using a single programming pin |
12/28/2005 | CN1714495A Switched mode power supply with delay-compensated current mode control |
12/28/2005 | CN1714385A Multi output dc/dc converter for liquid crystal display device |
12/28/2005 | CN1713500A Switching power supply of adjusting output voltage |
12/28/2005 | CN1713499A DC-DC converter |
12/28/2005 | CN1713498A DC-DC converting method and apparatus |
12/28/2005 | CN1713497A Soft switching DC/DC converter with less assembly |
12/28/2005 | CN1713496A Convertion for pulsewidth modulating signal to 4-20 milli-amp current signal |
12/28/2005 | CN1713495A Driving circuit for DC/DC converter voltage and level transferring method |
12/28/2005 | CN1234202C DC-DC converter |
12/28/2005 | CN1234199C Power supply equipment and method |
12/27/2005 | US6980783 Apparatus and method of controlling low frequency load currents drawn from a DC source in a telecommunications system |
12/27/2005 | US6980448 DRAM boosted voltage supply |
12/27/2005 | US6980447 Active snubber circuit for synchronous rectifier |
12/27/2005 | US6980445 Power factor improving converter and control method thereof |
12/27/2005 | US6980444 Switching power supply |
12/27/2005 | US6980443 Switching type AC adapter circuit with a latch protection circuit |
12/27/2005 | US6980442 384X-based burst mode PWM controller |
12/27/2005 | US6980441 Circuit and method for controlling a synchronous rectifier in a power converter |