| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 04/10/2013 | CN102237799B Three-level resonant converter clamped by resonant capacitor and transformer primary side |
| 04/10/2013 | CN102185482B Switch power controller and valley bottom switching method thereof |
| 04/10/2013 | CN102183683B Switch power supply-based single-phase low power consumption intelligent electric energy meter |
| 04/10/2013 | CN102111074B Method and device for reducing switching loss of phase-shifting full-bridge converter |
| 04/10/2013 | CN101997415B Switching power supply and over-temperature protection method |
| 04/10/2013 | CN101964587B Direct current converter and control circuit and method for the direct current converter |
| 04/10/2013 | CN101926087B Rotating electric device control system and vehicle drive system |
| 04/10/2013 | CN101926086B Rotating electric device control system and vehicle drive system |
| 04/10/2013 | CN101814835B Control circuit suitable for DCM mode of Buck DC-DC converter |
| 04/10/2013 | CN101770271B Device capable of automatically adjusting input source of driver |
| 04/10/2013 | CN101728954B Control circuit for DC-DC current transformer and method thereof |
| 04/10/2013 | CN101669271B Self-oscillating switch circuit and a driver circuit comprising such a switch circuit |
| 04/10/2013 | CN101478240B Digital DC-DC voltage boosting converter |
| 04/10/2013 | CN101345471B Monolithic microwave integrated circuit power converter and gate driver circuit |
| 04/09/2013 | USRE44136 Energy storage and hold-up method and apparatus for high density power conversion |
| 04/09/2013 | US8417980 Dual-mode power supply |
| 04/09/2013 | US8416596 Switching power controller and system |
| 04/09/2013 | US8416592 Control method for soft switch circuit in switch power supply |
| 04/09/2013 | US8416589 Method for operating a DC-DC converter in current-mode control |
| 04/09/2013 | US8416588 Control circuit and bulk DC/DC converter in constant on-time mode |
| 04/09/2013 | US8416587 Synchronous rectifier control circuits and methods of controlling synchronous rectifiers |
| 04/09/2013 | US8416586 Flyback converter with forward converter reset clamp |
| 04/09/2013 | US8416585 Power system with shared clamp reset |
| 04/09/2013 | US8416584 Power supply with low power consumption hiccup standby operation |
| 04/09/2013 | US8416583 Energy output circuit and its control method |
| 04/09/2013 | US8416582 DC-DC converter |
| 04/09/2013 | US8416011 Circuit and method for generating body bias voltage for an integrated circuit |
| 04/04/2013 | WO2013049548A1 Interleaved boost converter for photovoltaic power systems |
| 04/04/2013 | WO2013047543A1 Power controller |
| 04/04/2013 | WO2013047401A1 Led driving circuit |
| 04/04/2013 | WO2013047119A1 Insulation-type switching power supply apparatus |
| 04/04/2013 | WO2013046894A1 Power supply device and method for controlling same |
| 04/04/2013 | WO2013046739A1 Power converter |
| 04/04/2013 | WO2013046530A1 Dc/dc converter, ion generation device, and electrostatic atomizing device |
| 04/04/2013 | WO2013046314A1 Power supply system and method for controlling same |
| 04/04/2013 | WO2013046259A1 Light source lighting device |
| 04/04/2013 | WO2013045656A1 Power supply apparatus |
| 04/04/2013 | WO2013045141A1 Activation apparatus and method for activating a direct voltage converter |
| 04/04/2013 | WO2012171788A3 Switched-mode power supply unit, method of operation and use of a switched-mode power supply unit in a computer |
| 04/04/2013 | WO2012028390A3 Control circuit for an electric motor having an electrical power supply control unit |
| 04/04/2013 | US20130083573 Regulator and high voltage generator |
| 04/04/2013 | US20130083566 Multi-stage sampling circuit for a power converter controller |
| 04/04/2013 | US20130083565 On time sampling prevention |
| 04/04/2013 | US20130083564 Resonant power conversion apparatus |
| 04/04/2013 | US20130083563 System and methods for high power dc/dc converter |
| 04/04/2013 | US20130083562 Power supply, power management device applied to a power supply, and method for performing brown-out protection and overheat protection of a power management device |
| 04/04/2013 | US20130083561 Integrated switching power supply device and electric apparatus |
| 04/04/2013 | US20130083560 Power supply device |
| 04/04/2013 | DE102011083763A1 Ansteuervorrichtung und Verfahren zum Ansteuern eines Gleichspannungswandlers Drive apparatus and method for driving a DC-DC converter |
| 04/04/2013 | DE102011083680A1 Power switch, has regulation unit that regulates voltage tapped at tap at rectifier, and regulation unit tapping point provided between diode and resistor-capacitor combination and coupled with capacitor |
| 04/03/2013 | EP2575248A1 Polarity independent step-up converter capable of operating under ultra-low input voltage condition |
| 04/03/2013 | EP2575247A1 Method for DC-DC conversion with phase-shift modulation, and corresponding conversion apparatus |
| 04/03/2013 | EP2575246A1 Method for discharging a DC-link capacitor in a DC-DC converter apparatus, and corresponding DC-DC converter apparatus |
| 04/03/2013 | EP2575245A2 Integrated switching power supply device and electric apparatus |
| 04/03/2013 | EP2517344B1 Bidirectional dc converter with buffer capacitor and controllable voltage at the capacitor |
| 04/03/2013 | CN202857065U Novel LED isolation constant-current drive circuit having active power factor correction function |
| 04/03/2013 | CN202856640U Switch power supply provided with high-precision overvoltage protection function |
| 04/03/2013 | CN202856623U Switching power supply regulation circuit and switching power supply |
| 04/03/2013 | CN202856622U Three-level direct current converter |
| 04/03/2013 | CN202856621U Crystal oscillator drive circuit |
| 04/03/2013 | CN202856620U 升压功率变换器系统 Boost power converter system |
| 04/03/2013 | CN202856619U Power supply circuit of telephone display device |
| 04/03/2013 | CN202856618U Internal power supply reserved circuit of photovoltaic MPPT controller |
| 04/03/2013 | CN202856617U DC-DC conversion equipment and DC-DC conversion system |
| 04/03/2013 | CN202856616U DC/DC power supply circuit of photovoltaic MPPT controller |
| 04/03/2013 | CN202856614U Intelligent power-factor corrector realized in embedded manner |
| 04/03/2013 | CN202856607U Control circuit and switch converter |
| 04/03/2013 | CN1518201B Power-supply device for power supplying to discharge lamp |
| 04/03/2013 | CN103026604A Digital device with boot strap circuit stimulator |
| 04/03/2013 | CN103025021A Step-down light emitting diode (LED) drive circuit based on electrical inductance discharge time modulation |
| 04/03/2013 | CN103023357A Adaptive slope compensation programmable by input voltage of power converter |
| 04/03/2013 | CN103023354A Power supply device and luminaire |
| 04/03/2013 | CN103023353A Multi-output digital display power source |
| 04/03/2013 | CN103023352A Alternative current-direct current power converter |
| 04/03/2013 | CN103023351A Electric automobile charging/discharging/storing integral station power flow three-level converter |
| 04/03/2013 | CN103023350A Asymmetric capacitor energy storage type AC (Alternating Current)-DC (Direct Current) power source |
| 04/03/2013 | CN103023340A Power circuit and method for increasing load capacity of two-wire system instrument |
| 04/03/2013 | CN103023339A Push-pull circuit, DC/DC converter, solar charging system, and movable body |
| 04/03/2013 | CN103023338A Switching power supply and luminaire |
| 04/03/2013 | CN103023337A Power circuit of switching power converter |
| 04/03/2013 | CN103023336A Handheld high-tension flyswatter |
| 04/03/2013 | CN103023335A LLC (logical link control) converter synchronous rectification method and device |
| 04/03/2013 | CN103023334A Multi-redundance aircraft electric power source and starting method thereof |
| 04/03/2013 | CN103023333A Power supply controller with minimum-sum multi-cycle modulation |
| 04/03/2013 | CN103023332A Switching power supply and luminaire |
| 04/03/2013 | CN103023331A Isolated voltage/current detection control circuit for high-voltage switching power supply |
| 04/03/2013 | CN103023330A Switching power supply and self-adaption multi-mode control circuit |
| 04/03/2013 | CN103023329A A circuit for providing an operating voltage |
| 04/03/2013 | CN103023328A Isolated voltage/current detection control circuit for high-voltage switching power supply |
| 04/03/2013 | CN103023327A Fast hysteresis control circuit self-adapting ring width |
| 04/03/2013 | CN103023326A Constant time control method, control circuit and switching regulator using same |
| 04/03/2013 | CN103023325A Low-power-consumption control method and circuit |
| 04/03/2013 | CN103023324A Fast transient response DC-DC (direct-current to direct-current) switching converter with high load regulation rate |
| 04/03/2013 | CN103023323A Average inductive current type voltage control method and variable reference voltage generating device used by method |
| 04/03/2013 | CN103023322A Buck conversion circuit and control strategy thereof for soft switch |
| 04/03/2013 | CN103023321A Buck type switching power supply converter controlled by digital sliding mode variable structure |
| 04/03/2013 | CN103023320A High-efficiency bidirectional direct current converter and control method thereof |
| 04/03/2013 | CN103023319A Large-ration voltage-reduction Cuk circuit with tap inductors |
| 04/03/2013 | CN103023318A Low-voltage power supply generating circuit for inside of high-voltage chip |
| 04/03/2013 | CN103023317A Dc/dc converter |