| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 03/06/2013 | CN102055344B 开关电源 Switching Power Supply |
| 03/06/2013 | CN102055318B Charge pump device and voltage-stabilizing method thereof |
| 03/06/2013 | CN101931316B LLC (Liquid Level Control) topology and current limiting circuit thereof |
| 03/06/2013 | CN101882874B Power supply system and apparatus |
| 03/06/2013 | CN101860216B Inductively coupled current doubler rectifying mode full-bridge DC converter |
| 03/06/2013 | CN101854115B Time retention circuit for preventing current from back pumping and power inverter |
| 03/06/2013 | CN101834523B High pressure pulse generating system for obtaining random-wave-form forced response and working procedure thereof |
| 03/06/2013 | CN101777831B DC-DC converter and manufacture method thereof |
| 03/06/2013 | CN101771344B Average current mode controlled converter having a buck mode, a boost mode, and a partial four-switch mode |
| 03/06/2013 | CN101730340B Light-emitting diode lighting device |
| 03/06/2013 | CN101656470B Power supply inverter with fixed working time and control method thereof |
| 03/06/2013 | CN101651405B Method of controlling a rectifying bridge in a diode mode and a circuit for the control |
| 03/06/2013 | CN101499671B Cell voltage conversion system, method and cell management system |
| 03/06/2013 | CN101462197B High-frequency inversion stud welding equipment and controlling means thereof |
| 03/06/2013 | CN101093955B Circuit and method for reducing electromagnetic interference |
| 03/06/2013 | CN101055988B Amplification apparatus |
| 03/05/2013 | US8391035 Integrated-type high step-up ratio DC-AC conversion circuit with auxiliary step-up circuit |
| 03/05/2013 | US8391033 Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance |
| 03/05/2013 | US8391030 Switching mode power supplies and associated methods of control |
| 03/05/2013 | US8391029 DC-DC converter |
| 03/05/2013 | US8391028 Control methods for switching power supplies |
| 03/05/2013 | US8391027 Quasi-resonant power supply controller and method therefor |
| 03/05/2013 | US8391026 Method and circuit for avoiding hard switching in resonant converters |
| 03/05/2013 | US8390365 Charge pump system for low-supply voltage |
| 02/28/2013 | WO2013026477A1 Bidirectional unisolated dc-dc converter based on cascaded cells |
| 02/28/2013 | WO2013003776A3 Primary voltage sensing and control for converter |
| 02/28/2013 | WO2013002924A3 Power converters having capacitive energy transfer elements and arrangements of energy storage elements for power converters |
| 02/28/2013 | WO2012151466A3 Dc-dc converter with modular stages |
| 02/28/2013 | US20130051090 Current reference generating circuit and a constant current switch mode power supply control circuit and method thereof |
| 02/28/2013 | US20130051089 Frequency jittering control circuit and method for a pfm power supply |
| 02/28/2013 | US20130051088 Switching power supply device and semiconductor device |
| 02/28/2013 | US20130051087 Method and apparatus for input charge control of a power supply |
| 02/28/2013 | US20130051086 Control circuits and control methods for over voltage protection in power suppliers |
| 02/28/2013 | US20130051085 Power supply, controller thereof and control method thereof |
| 02/28/2013 | US20130051084 Dc-dc converter |
| 02/28/2013 | US20130051083 Magnetic coupling and contactless power transmission apparatus |
| 02/28/2013 | US20130051082 Switching power supply |
| 02/28/2013 | US20130049730 Dc-dc converter |
| 02/28/2013 | US20130049726 Manufacturing method for chopper circuit, chopper circuit, dc/dc converter, fuel cell system, and control method |
| 02/28/2013 | DE102012201325A1 Energieversorgungsvorrichtung Power supply apparatus |
| 02/28/2013 | DE102012107698A1 Gleichspannungswandler DC voltage converter |
| 02/28/2013 | DE102012107414A1 Energieverteilung in einem Flugzeug Energy distribution in a plane |
| 02/28/2013 | DE102011081877A1 Haushaltsgerät mit einer elektrischen Schaltungsanordnung mit einem Standby-Modus und einem Betriebsmodus sowie Verfahren zum Betreiben einer Schaltungsanordnung eines Haushaltsgeräts Domestic appliance with an electric circuit arrangement having a standby mode and an operating mode as well as methods for operating a circuit arrangement of a household appliance |
| 02/28/2013 | DE102011081720A1 Wandlerschaltung und Verfahren zum Übertragen von elektrischer Energie Converter circuit and method for transferring electric energy |
| 02/28/2013 | DE102011081719A1 Anordnung mit potenzialgetrennter Stromversorgungseinrichtung Arrangement with electrically isolated power supply device |
| 02/28/2013 | DE102011081448A1 Schaltungsanordnung mit elektronischem Schalter und Induktivität Circuitry with electronic switch and inductance |
| 02/27/2013 | EP2562921A2 Detector Circuit and Method |
| 02/27/2013 | EP2562920A2 System power integrated circuit and architecture, management circuit, power supply arrangement, and portable apparatus |
| 02/27/2013 | EP2561611A1 Pseudo-envelope following power management system |
| 02/27/2013 | EP2561605A1 A power supply and method of operation |
| 02/27/2013 | EP2561604A1 Two stage resonant converter |
| 02/27/2013 | EP2561592A2 Current balancing multiphase power converters, controllers and mehtods |
| 02/27/2013 | CN202759387U Symmetrical output boost type DC/DC circuit for automobile |
| 02/27/2013 | CN202759386U Flyback switch power supply circuit and flyback switch power supply |
| 02/27/2013 | CN202759385U Power supply adapter |
| 02/27/2013 | CN202759384U Non-contact electric energy transmission system for vertical drilling system |
| 02/27/2013 | CN202759383U Switch power supply with high power factor |
| 02/27/2013 | CN202759382U Heavy-current high-frequency isolated DC-DC converter |
| 02/27/2013 | CN202759381U A switching power supply with reduced voltage |
| 02/27/2013 | CN202759380U Power supply circuit, LED backlight driving power supply and television set |
| 02/27/2013 | CN202759379U Voltage stabilizing circuit |
| 02/27/2013 | CN202759378U Overvoltage turn-off power supply circuit |
| 02/27/2013 | CN202759372U Active filter circuit and power supply circuit |
| 02/27/2013 | CN202759234U Isolated-type DC micro-grid |
| 02/27/2013 | CN102948257A Fault protected current source for lighting element testing |
| 02/27/2013 | CN102948062A 多相转换器 Multiphase converter |
| 02/27/2013 | CN102948060A Integrated circuit for controlling a switch of a current path with leading edge blanking device of the current signal |
| 02/27/2013 | CN102948059A DC- DC converter with an auxiliary circuit for performing soft-switching |
| 02/27/2013 | CN102948058A Switching regulator with input current limiting capabilities |
| 02/27/2013 | CN102948057A Two stage resonant converter |
| 02/27/2013 | CN102948033A Battery-cell converter management systems |
| 02/27/2013 | CN102946674A Controllable silicon dimming circuit with nondestructive leakage circuit and method thereof |
| 02/27/2013 | CN102946206A High-frequency isolating type inverse control integrated machine |
| 02/27/2013 | CN102946201A Self-excited negative small-power high-voltage module power source composed of voltage regulator LM723 |
| 02/27/2013 | CN102946200A Wide-load-range low-voltage flyback power factor correction converter control method and device for realizing method |
| 02/27/2013 | CN102946199A Direct current insulation buck converter and matrix voltage detection circuit thereof |
| 02/27/2013 | CN102946198A Drive power supply circuit of IGBT (Insulated Gate Bipolar Translator) for automobile, forming method and electric drive system circuit thereof |
| 02/27/2013 | CN102946197A System and method for controlling voltage and current of power conversion system |
| 02/27/2013 | CN102946196A High-power factor constant-current drive circuit and constant-current device |
| 02/27/2013 | CN102946195A Switching regulator and control method thereof |
| 02/27/2013 | CN102946194A High-gain interleaving boost converter |
| 02/27/2013 | CN102946193A Method for increasing comparison speed of comparator circuit and comparator circuit |
| 02/27/2013 | CN102946192A Energy-saving power supply for automobile buses |
| 02/27/2013 | CN102946191A Digital boost switching mode power supply device based on DSP (digital signal processor) |
| 02/27/2013 | CN102946190A Positive and negative voltage generating circuit |
| 02/27/2013 | CN102946189A Method for controlling digital power supply control system |
| 02/27/2013 | CN102946131A Adaptive input power charger and method for controlling input current of charger |
| 02/27/2013 | CN102946129A Battery charging circuit and control circuit and control method thereof |
| 02/27/2013 | CN102223063B Soft current conversion main circuit of bidirectional DC/DC (Direct Current/Direct Current) convertor for battery energy storage system |
| 02/27/2013 | CN102214989B Method for inhibiting thermal run-away |
| 02/27/2013 | CN102130610B Method for controlling constant-voltage discharging of energy storage system of flywheel |
| 02/27/2013 | CN102130600B Serial resonant switching power supply |
| 02/27/2013 | CN102130599B Intersected rectification input-parallel and output-parallel combined converter |
| 02/27/2013 | CN102111073B Flyback voltage converting circuit |
| 02/27/2013 | CN102075091B Power supply device with extremely low harmonic interference |
| 02/27/2013 | CN102064707B Input parallel and output parallel combination converter under control of common phase-shifting angle |
| 02/27/2013 | CN102055317B Charge pump device and voltage stabilizing method thereof |
| 02/27/2013 | CN102035392B Forward switch power supply with wide input voltage range |
| 02/27/2013 | CN101951149B Frequency control circuit suitable for fixed off time control mode boost converter |
| 02/27/2013 | CN101882875B Power supply device with adjustable switching frequency |