Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02M - Apparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems; Conversion of dc or ac input power into surge output power; Control or regulation thereof › H02M 3 - Conversion of dc power input into dc power output
Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
10/2008
10/22/2008CN101291103A Dynamic current limiting mechanism
10/22/2008CN101290527A System, method and apparatus for extracting power from photovoltaic source from electric energy
10/22/2008CN100428616C Switching type controller and method for produuing suitching signal
10/22/2008CN100428615C Current sense and control of DC/DC converters
10/22/2008CN100428614C Method of setting bi-directional offset in a PWM controller using a single programming pin
10/22/2008CN100428613C Device and method for voltage regulator with stable quick response and low standby current
10/21/2008US7440301 High frequency excitation system
10/21/2008US7440299 Control of a MOS transistor as rectifying element
10/21/2008US7440297 Fault detection for loss of feeback in forced switching power supplies with power factor correction
10/21/2008US7440296 Switched mode power supply having a control circuit for setting the switching frequency of the primary side switch in a linear relationship to a measurement voltage produced from the auxiliary voltage
10/21/2008US7440295 Switching mode power supply with active load detection function, and switching method thereof
10/21/2008US7440294 Power adapter and power supply system using the same
10/21/2008US7439795 Charge pump circuit with reduced parasitic capacitance
10/21/2008US7439771 Integrated interface circuitry for integrated VRM power field effect transistors
10/17/2008CA2629235A1 Dc-dc converter with improved dynamic response
10/16/2008WO2008123069A1 Fuel cell device
10/16/2008WO2008122552A2 Switched-mode power supply with active limiting of the maximum input current
10/16/2008WO2008122295A1 Fuel cell system for a vehicle
10/16/2008US20080253152 Method for Reducing Body Diode Conduction in NMOS Synchronous Rectifiers
10/16/2008US20080253151 METHOD AND APPARATUS TO REDUCE DYNAMIC Rdson IN A POWER SWITCHING CIRCUIT HAVING A III-NITRIDE DEVICE
10/16/2008US20080253150 Flyback converter providing simplified control of rectifier MOSFETS when utilizing both stacked secondary windings and synchronous rectification
10/16/2008US20080253149 Composite transformer and insulated switching power source device
10/16/2008US20080252145 Dc/dc power conversion device
10/16/2008DE102007014449A1 Switching voltage converter for use as step-up converter, has integrated voltage controller used as voltage reference, and standard-logic-integrated circuit or part of application specific integrated circuit used as control circuit
10/16/2008DE102007014398A1 Current supplying circuit for supplying electricity to electronic equipments with series-connected white light emitting diode, has charge pump coupled with output of direct current-direct current converter
10/16/2008DE102007006179B4 Schaltungsanordnung und Verfahren zum Betreiben einer induktiven Last Circuit arrangement and method for operating an inductive load
10/16/2008DE102007002342B3 Vereinfachte primärseitige Ansteuerschaltung für den Schalter in einem Schaltnetzteil Simplified primary-side driving circuit for the switch in a switch mode power supply
10/15/2008EP1981158A2 Indirect d.c. converter with parallel transformers having planar windings
10/15/2008EP1980012A1 Circuit arrangement for voltage supply and method
10/15/2008EP1454408A4 Resonant converter with phase delay control
10/15/2008CN201134762Y 电源供应装置 Power supply means
10/15/2008CN201134759Y Ultrahigh-power bidirectional DC converter
10/15/2008CN201134758Y 宽电压直流/直流转换器 Wide voltage DC / DC converter
10/15/2008CN201134757Y Circuit for multipath phase shifting and square wave power outputting
10/15/2008CN201134756Y Converter of semi-bridge type
10/15/2008CN201134750Y Single-stage LLC series resonance AC/DC converter
10/15/2008CN201134747Y Module component
10/15/2008CN201132164Y Novel high-frequency and high voltage electrostatic dust-removing electrical source
10/15/2008CN101286706A Unipolar or bipolar chopping converter with three magnetically coupled windings
10/15/2008CN101286705A Unipolar or bipolar chopping converter with two magnetically coupled windings
10/15/2008CN101286704A Determining average output current in dc-dc converter
10/15/2008CN101286703A Method and apparatus for controlling the maximum output power of a power converter
10/15/2008CN101286702A Adaptive digital DC/DC control method and converter with fast dynamic response
10/15/2008CN101286701A Switching power supply
10/15/2008CN101286700A Switching power supply apparatus for fast eliminating oscillation and control method thereof
10/15/2008CN101286699A Drive circuit for switch power supply and switch power supply
10/15/2008CN101286698A 动态调整的多相调节器 Dynamically adjusted multiphase regulator
10/15/2008CN101286697A Signal generating device and related method
10/15/2008CN101286696A Booster circuit
10/15/2008CN101286695A Dc/dc power conversion device
10/15/2008CN101286694A Dc/dc power conversion device
10/15/2008CN101286693A Charge pump regulator and method for generating regulated voltage
10/15/2008CN101286692A Control circuit of P type power transistor
10/15/2008CN101286691A Controllable power-supply apparatus with overpressure function
10/15/2008CN101286655A Complementary power supply system of wind and photovoltaic power generation based on super capacitor power storage
10/15/2008CN101286638A System capable of realizing centralized power supply
10/15/2008CN101286552A DC adapter
10/15/2008CN100426655C Generator
10/15/2008CN100426647C DC/AC converter and its controller IC
10/15/2008CN100426645C Switch power supply circuit
10/15/2008CN100426643C Switch regulator
10/15/2008CN100426642C A charge pump
10/15/2008CN100426641C Pulse wide modulation converting to DC voltage unit
10/15/2008CN100426640C Method and apparatus for testing output inductor current in DC/DC power converter
10/15/2008CN100426193C Single-board power construction and power supply
10/15/2008CN100426174C Power supply device having efficient low power standby mode
10/14/2008US7436686 Reconfigurable voltage inverter with tolerance to failures
10/14/2008US7436685 Piecewise on-time modulation apparatus and method for a power factor corrector
10/14/2008US7436684 DC/DC-rectifier with reduced losses
10/14/2008US7436640 Booster power management integrated circuit chip with ESD protection between output pads thereof
10/14/2008US7436618 Circuit and method for protecting emergency head-retract capacitor in a hard disk drive
10/14/2008US7436163 DC-DC converter
10/14/2008US7436156 Voltage converter circuit providing an usable output voltage from a very low input voltage
10/14/2008US7436070 Semiconductor device
10/09/2008WO2008121868A1 Dc voltage regulator
10/09/2008WO2008121636A2 Intelligent power control peripheral
10/09/2008WO2008121397A1 Pulse frequency to voltage conversion
10/09/2008WO2008121395A1 Primary only constant voltage/constant current (cvcc) control in quasi resonant convertor
10/09/2008WO2008120773A1 Electric vehicle drive dc-dc converter and electric vehicle
10/09/2008WO2008120488A1 Electronic circuit device
10/09/2008WO2008120014A2 Forward power converter controllers
10/09/2008WO2008120013A1 Resonant forward converter controller and method thereof
10/09/2008WO2008120012A2 Forward power converter controllers
10/09/2008WO2008029330A9 Adaptation circuit for controlling a conversion circuit
10/09/2008WO2008002566A3 High voltage power supply
10/09/2008US20080247209 Integrated synchronous rectifier package
10/09/2008US20080247201 Power-maximizing electrical energy generation system
10/09/2008US20080247196 Switched Mode Power Supply With Synchronous Rectifier
10/09/2008US20080247195 Dc/dc converter
10/09/2008US20080247194 Resonant converter system and controlling method thereof having relatively better efficiency
10/09/2008US20080246454 Dc/dc converter
10/09/2008US20080246453 Power supply system using delay lines in regulator topology to reduce input ripple voltage
10/09/2008US20080246413 Dc/ac cold cathode fluorescent lamp inverter
10/09/2008DE102007016630A1 Vorrichtung zum Betreiben eines Schaltnetzteils Device for operating a switched mode power supply
10/09/2008DE102007014399A1 Regelschleife mit zwei Betriebsarten für getakteten Stromwandler Control loop with two operating modes for switching power converters
10/08/2008EP1978629A1 Rectifying circuit, and three-phase rectifying circuit
10/08/2008EP1978627A1 Transformer circuit of charger of electric tools
10/08/2008EP1978626A2 Method and apparatus for sensing input and output voltages from a single terminal of a d.c. converter controller
10/08/2008EP1978625A2 Controlling a d.c. converter by accounting for fault conditions
10/08/2008EP1978624A2 Method and apparatus for integrated voltage drop compensation relating to cable being connected to a d.c. converter
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