| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 08/29/2012 | CN101783590B Boosting clock circuit and charge pump provided with the same |
| 08/29/2012 | CN101777833B Electronic equipment and power supply unit thereof |
| 08/29/2012 | CN101753010B Method for controlling conversion of DC-DC converter between PS mode and PWM mode |
| 08/29/2012 | CN101728948B High-pressure side driving circuit |
| 08/29/2012 | CN101651417B Electric power converting circuit with wide range variable transmission gain |
| 08/29/2012 | CN101647181B High-efficiency dc/dc voltage converter including down inductive switching pre-regulator and capacitive switching post-converter |
| 08/29/2012 | CN101622777B Load current detection in electrical power converters |
| 08/29/2012 | CN101507090B Multiple output multiple topology voltage converter |
| 08/29/2012 | CN101409505B High power switch mode voltage regulator circuit and collocation method thereof |
| 08/29/2012 | CN101404452B Control circuit of electric power converter |
| 08/29/2012 | CN101079575B DC-DC converters having improved current sensing and related methods |
| 08/28/2012 | US8254149 Power supply module providing feedback voltage stabilization to eliminate inductor spike |
| 08/28/2012 | US8253394 Snubber circuit |
| 08/28/2012 | US8253366 Signal status diagnosing device for control actuator as driven object |
| 08/28/2012 | DE202012102488U1 Hocheffizienter Schaltstromrichter Highly efficient switching power converters |
| 08/23/2012 | WO2012112429A1 Oscillator for an electrostatic powder spray coating device |
| 08/23/2012 | WO2012111070A1 Power factor correction circuit |
| 08/23/2012 | WO2012110662A1 An apparatus and a method for supplying an electric component with a constant supply voltage |
| 08/23/2012 | WO2012109804A1 Step-down stabilization circuit |
| 08/23/2012 | WO2012109783A1 Isolated boost dc/dc converter |
| 08/23/2012 | WO2012086975A3 Direct current/ direct current converter for reducing switching loss, wireless power receiver including direct current/ direct current converter |
| 08/23/2012 | WO2012042050A3 Power management unit comprising a single inductor multi output (simo) dc-dc converter |
| 08/23/2012 | WO2012004647A3 Charging device for electromotive vehicle |
| 08/23/2012 | US20120212981 Power converter with zero voltage switching and related control method thereof |
| 08/23/2012 | US20120212980 Power supply apparatus and image forming apparatus |
| 08/23/2012 | US20120212979 Feedback circuit for zero-voltage-switching converter |
| 08/23/2012 | US20120212978 Low Power Switch Mode Power Supply |
| 08/23/2012 | US20120212147 Flyback Energy Converter |
| 08/22/2012 | EP2490327A1 Method and apparatus to regulate an output voltage of a flyback converter at light/no load conditions |
| 08/22/2012 | EP2490326A1 DC/DC converter with standby mode operation |
| 08/22/2012 | EP2490325A2 System and method for improving regulation accuracy of switch mode regulator during discontinuous conduction mode |
| 08/22/2012 | EP1397856B1 A high voltage converter system |
| 08/22/2012 | CN202396059U Led driving power supply |
| 08/22/2012 | CN202395671U High-power adjustable stabilized voltage supply manufactured by TL431 (bypass flow reference voltage source with high accuracy and three adjustable ends) |
| 08/22/2012 | CN202395662U Primary current sampling circuit of push-pull converter |
| 08/22/2012 | CN202395661U Switching stabilized-voltage power supply device based on full-bridge inversion technology |
| 08/22/2012 | CN202395660U Direct current (DC)-high voltage DC inverter circuit |
| 08/22/2012 | CN202395659U Power switch voltage stabilizing control circuit |
| 08/22/2012 | CN202395658U 电源电路 The power supply circuit |
| 08/22/2012 | CN202395657U Power supply circuit of digital multimeter |
| 08/22/2012 | CN202395654U AC-DC switch power source having power factor correcting function |
| 08/22/2012 | CN202395478U Portable wireless chargeable tattooing machine power supply |
| 08/22/2012 | CN102648575A Circuit arrangement for operating at least one LED |
| 08/22/2012 | CN102648574A Apparatus for removal of ions, bi-directional power converter and method of operating an apparatus for removal of ions |
| 08/22/2012 | CN102648108A Power supply apparatus activating method |
| 08/22/2012 | CN102647150A Compound power supply control system based on synchronous rectification Buck-Boost bidirectional DC (Direct Current)/DC (Direct Current) convertor |
| 08/22/2012 | CN102647100A Integrated Buck-flyback high power factor converter |
| 08/22/2012 | CN102647096A Power supply apparatus and image forming apparatus |
| 08/22/2012 | CN102647094A Low-power consumption dual-path double-power supply energy-saving circuit |
| 08/22/2012 | CN102647089A 15V direct current booster device of pointer multimeter |
| 08/22/2012 | CN102647088A Electronic transformer |
| 08/22/2012 | CN102647087A Pulse-width modulation controller and method for reducing output ripple |
| 08/22/2012 | CN102647086A DC-DC power conversion device |
| 08/22/2012 | CN102647085A System and method for improving regulation accuracy of switch mode regulator during dcm |
| 08/22/2012 | CN102647084A Buck-boost conversion circuit capable of identifying in-phase control voltage |
| 08/22/2012 | CN102647083A Boost two-way voltage balance converter |
| 08/22/2012 | CN102647082A Negative voltage generation circuit |
| 08/22/2012 | CN102647078A Synchronous switching type voltage-reducing chip |
| 08/22/2012 | CN102647077A RCD (Resistance Capacitor Diode) absorption circuit, dimmable LED (Light-Emitting Diode) power supply system and dimming method |
| 08/22/2012 | CN102646609A Semiconductor device, manufacturing method of semiconductor device, and power source device |
| 08/22/2012 | CN101976946B Circuit and method for transforming negative voltage between direct currents |
| 08/22/2012 | CN101944858B Power inverter |
| 08/22/2012 | CN101860211B Control device for controlling switch-type adapter of adaptive movable power system |
| 08/22/2012 | CN101860206B Three-level buck convertor |
| 08/22/2012 | CN101841167B Flyback converter leakage inductance energy absorption feedback circuit of photovoltaic grid-connected inverter |
| 08/22/2012 | CN101800475B Link logic control (LLC) resonant converter control method and control device |
| 08/22/2012 | CN101771343B Driving circuit of high-voltage frequency converter |
| 08/22/2012 | CN101743526B A current mode boost converter using slope compensation |
| 08/22/2012 | CN101741267B 50A-grade low-voltage high-current power source suitable for integrated circuits |
| 08/22/2012 | CN101611533B Boosting system failure diagnosis device, boosting circuit control device, and vehicle |
| 08/22/2012 | CN101569238B A method and device for driving a circuit element |
| 08/22/2012 | CN101529703B Converter control device |
| 08/22/2012 | CN101523709B Power supply and vehicle having same |
| 08/22/2012 | CN101479917B A zero voltage zero current switching converter |
| 08/22/2012 | CN101431295B Linear charger and method for controlling charging current |
| 08/22/2012 | CN101305513B Switching power supply circuit and surge absorbing circuit |
| 08/22/2012 | CN101247051B Power supply circuit, power supply control circuit, and power supply control method |
| 08/22/2012 | CN101087104B Power supply circuit |
| 08/21/2012 | US8250358 Data diode system |
| 08/21/2012 | US8248827 Circuit for output current detect, circuit for output current feedback, and SMPS which limits output current by primary side feedback |
| 08/21/2012 | US8248826 Method for controlling a switching regulator and related switching regulator |
| 08/21/2012 | US8248825 Power factor control circuit and mains power supply |
| 08/21/2012 | US8248824 DC power source apparatus |
| 08/21/2012 | US8248053 Off-line converter with digital control |
| 08/21/2012 | US8247922 Power supply device with low standby power consumption |
| 08/16/2012 | WO2012109321A2 Reset and resettable circuits |
| 08/16/2012 | WO2012108658A2 Power converter having hybrid switching structure |
| 08/16/2012 | WO2012108221A1 Isolated switching power supply apparatus |
| 08/16/2012 | WO2012107423A1 Control arrangement and method for regulating the output voltage of a dc source power converter connected to a multi-source dc system |
| 08/16/2012 | WO2012107270A1 Microphone arrangement |
| 08/16/2012 | WO2012107190A1 Hysteretic control of an electronic device using a pulse-width modulated signal |
| 08/16/2012 | WO2012106967A1 Bridge current detection circuit |
| 08/16/2012 | WO2012106965A1 Parallel resonant converter circuit |
| 08/16/2012 | WO2012106870A1 Method for improving efficiency of dc-dc conversion circuit and control apparatus for dc-dc conversion circuit |
| 08/16/2012 | WO2012066143A3 Power electronic converter stage |
| 08/16/2012 | WO2012064409A3 Reconfigurable microgrid direct current interface |
| 08/16/2012 | US20120206944 Control circuit for burst switching of power converter and method thereof |
| 08/16/2012 | US20120206943 Very high frequency switching resonant synchronous rectification |
| 08/16/2012 | US20120206116 Active voice band noise filter |
| 08/16/2012 | US20120205989 Adaptive inductive power supply with communication |