Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
07/2011
07/20/2011CN102130643A Capacitor bootstrap drive circuit and method of switched reluctance motor
07/20/2011CN102130617A Energy-saving voltage converter with sleeping mode
07/20/2011CN102130611A Power electronic rectification transformer
07/20/2011CN102130610A Method for controlling constant-voltage discharging of energy storage system of flywheel
07/20/2011CN102130601A Primary side control constant current realizing circuit
07/20/2011CN102130600A Serial resonant switching power supply
07/20/2011CN102130599A Intersected rectification input-parallel and output-parallel combined converter
07/20/2011CN102130598A Pulse width modulation push-pull type positive output electrostatic spinning high-voltage complete machine power supply
07/20/2011CN102130597A Switching power supply with single-stage high wide input voltage
07/20/2011CN102130596A Switching converter with wide input voltage range
07/20/2011CN102130595A Rear preregulator DC/DC converter
07/20/2011CN102130594A Switching control circuit and switching power-supply apparatus
07/20/2011CN102130593A Charge-mode control device for a resonant converter
07/20/2011CN102130592A Integrated circuit for an oscillator adapted to drive a control device of a switching resonant converter
07/20/2011CN102130591A High-voltage pulse power supply capable of keeping current constant at short circuit
07/20/2011CN102130590A Proportional valve output compensation circuit and control method
07/20/2011CN102130589A Current delay circuit
07/20/2011CN102130588A Power supply device
07/20/2011CN102130587A Multi-output DC to DC conversion device with voltage-stabilizing control
07/20/2011CN102130586A Power supply device
07/20/2011CN102130585A Charge pump circuit
07/20/2011CN102130584A Feedback system of charge pump
07/20/2011CN102130583A Multi-level switching-mode power supply
07/20/2011CN102130579A Reduced open-loop control based single-stage power factor corrector
07/20/2011CN102130465A Direct-drive wind power generation alternating current/direct current conversion circuit and control method
07/20/2011CN102130116A Power module applied to booster convertor
07/20/2011CN102128973A Voltage zero-crossing detecting circuit and DC-DC converter with same
07/20/2011CN102126444A Power supply system and vehicle including the same
07/20/2011CN101588131B Primary feedback closed-loop control circuit of isolation type flyback converters
07/20/2011CN101540541B Method for switching power inverter by PSM or PWM dual-module modulation
07/20/2011CN101533074B Electric energy feedback type electronic load with multi-channel wide voltage input
07/20/2011CN101521460B Multi-channel output direct current-direct-current converter
07/20/2011CN101510724B 低电压输出电路 Low voltage output circuit
07/20/2011CN101449451B A charge pump controller and a method thereof
07/20/2011CN101359657B Multi-die dc-dc boost power converter with efficient packaging
07/20/2011CN101043151B Circuit and method for controlling dc-dc converter
07/19/2011US7983063 Magnetic integrated circuit for multiphase interleaved flyback converter and controlling method thereof
07/19/2011US7983061 Switching controller capable of reducing acoustic noise for power converters
07/19/2011US7983060 Method for reducing the reactive power requirement of a fundamental frequency clocked power supply side converter under no load and with low motor loading
07/19/2011US7983059 High frequency power converter based on transformers
07/19/2011US7982439 System for energy harvesting and/or generation, storage, and delivery
07/19/2011US7982265 Trenched shield gate power semiconductor devices and methods of manufacture
07/14/2011WO2011085260A2 Electronic devices and components for high efficiency power circuits
07/14/2011WO2011084809A2 An algorithmic approach to pwm smps current sensing and system validation
07/14/2011WO2011084742A2 Bidirectional signal conversion
07/14/2011WO2011084741A2 Bidirectional signal conversion
07/14/2011WO2011084740A2 Bidirectional signal conversion
07/14/2011WO2011084403A1 Techniques to reduce charge pump overshoot
07/14/2011WO2011084379A2 Llc soft start by operation mode switching
07/14/2011WO2011083366A2 Electrical power conditioning unit and system
07/14/2011WO2011082855A2 Energy transfer system for an energy accumulator system
07/14/2011US20110170319 Method for controlling a switching regulator and related switching regulator
07/14/2011US20110170318 Variable Voltage Converter (VVC) with Integrated Battery Charger
07/14/2011US20110169340 2-phase threshold detector based circuits
07/14/2011DE112009001037T5 Schnelle Präzisionsladungspumpe Fast precision charge pump
07/14/2011DE102011008199A1 Ein verbesserter variabler Spannungswandler mit integriertem Batterieladegerät An improved variable voltage converter with an integrated battery charger
07/14/2011DE102010009039A1 Verfahren und Steuerschaltungen zum Steuern von Gleichstromstellerschaltungen zum Erzeugen einer geregelten Ausgangsspannung bei verringertem durchschnittlichem Induktorstrom Process and control circuitry for controlling DC converter circuits for generating a regulated output voltage at reduced average inductor current
07/14/2011CA2783474A1 An algorithmic approach to pwm smps current sensing and system validation
07/13/2011EP2343794A2 A variable current limiter, a power supply and a point of load converter employing the limiter and a method of operating a non-isolated voltage converter
07/13/2011EP2343790A1 Electrical power conditioning unit and system
07/13/2011EP2342809A1 Power supply and method for a pulse-driven inductive load
07/13/2011EP2342807A1 Converter comprising at least one normally on switch
07/13/2011EP1922802B1 Peak charging current modulation for burst mode conversion
07/13/2011CN201898450U Power converter and light-emitting diode (LED) lamp
07/13/2011CN201898444U Direct current conversion circuit
07/13/2011CN201898443U Alternating-current/direct-current power supply
07/13/2011CN201898442U High-power high frequency switching power supply
07/13/2011CN201898441U High frequency switching power supply with protection function
07/13/2011CN201898440U Actuating device for permanent magnet power supply
07/13/2011CN201898439U Communication circuit of power protector
07/13/2011CN1992494B Dc-dc converter and control circuit for dc-dc converter
07/13/2011CN1574583B Self-excited switching power supply circuit
07/13/2011CN102124641A Load current detection in electrical power converters
07/13/2011CN102124640A Single-phase self-driven full-bridge synchronous rectification
07/13/2011CN102123552A Multi-path constant-current high-power LED (Light-Emitting Diode) driving power supply
07/13/2011CN102122903A Novel solar photovoltaic peak-power point tracking system
07/13/2011CN102122893A Single-phase AC (Alternating Current) full-automatic non-contact voltage stabilizer
07/13/2011CN102122891A Absorption feedback circuit for transformer leakage inductance energy
07/13/2011CN102122890A Control method for auxiliary switching tube of active clamp flyback converter
07/13/2011CN102122889A Variable current limiter and method for operating non-isolated voltage converter
07/13/2011CN102122888A Control circuit and control method of buck-boost converting circuit
07/13/2011CN102122887A Drive controller, power conversion circuit and method for modulating drive voltage along with load
07/13/2011CN102122886A Circuit and method for detecting inductance peak current of DC-DC (direct current-direct current) converter
07/13/2011CN102122885A Method for controlling alternated phase shift PWM (pulse width modulation) wave
07/13/2011CN102122884A Voltage switching circuit
07/13/2011CN102122883A Charge pump
07/13/2011CN102122596A Direct current smart power grid
07/13/2011CN101604904B Interactive power supply capable of improving light-load efficiency
07/13/2011CN101427438B Power supply system and vehicle
07/13/2011CN101375489B Switching power supply apparatus and semiconductor integrated circuit for controlling power supply
07/13/2011CN101252315B Method and system for determing current in an electrical component
07/13/2011CN101147315B Switching power supply circuit
07/13/2011CN101127482B Original edge clamp circuit of DC converter
07/13/2011CN101087106B Power supply apparatus
07/12/2011USRE42532 Synchronous-rectified DC to DC converter with improved current sensing
07/12/2011US7978484 Flyback constant voltage converter having both a PWFM mode and a PWM mode
07/12/2011US7978483 Power conversion components, systems and methods
07/12/2011US7977890 Direct current power supply device, power supply device for driving LED and semiconductor integrated circuit for controlling power supply
07/07/2011WO2011081614A1 Synchronous rectifier disabling arrangement
07/07/2011WO2011081391A2 Charge relay enhancer and a solar cell system including the enhancer