| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 07/07/2011 | WO2011081255A1 Switching mode power supply |
| 07/07/2011 | WO2011081116A1 Primary-side controlling semiconductor integrated circuit and direct-current power supply device |
| 07/07/2011 | WO2011080841A1 Power-source control device and power-source control method |
| 07/07/2011 | WO2011080818A1 Power supply device |
| 07/07/2011 | WO2011080011A1 Multi-phase direct voltage converter and method for controlling a multi-phase direct voltage converter |
| 07/07/2011 | WO2011079629A1 Switching power supply and inductive current peak compensation device |
| 07/07/2011 | WO2010122086A3 Method and apparatus for discharging the capacitors of a boost converter composed of plural bridge devices |
| 07/07/2011 | US20110164439 High voltage controller with improved monitoring and diagnostics |
| 07/07/2011 | US20110164438 Switch Mode Converter and a Method of Starting a Switch Mode Converter |
| 07/07/2011 | US20110164437 LLC Soft Start By Operation Mode Switching |
| 07/07/2011 | US20110163816 Oscillating circuit, dc-dc converter, and semiconductor device |
| 07/07/2011 | US20110163612 Load devices with linearization technique employed therein |
| 07/07/2011 | US20110163599 High voltage gain power converter |
| 07/07/2011 | DE102010035388A1 Induktor und DC-DC Konverter Inductor and DC-DC Converter |
| 07/07/2011 | DE102009042890A1 Elektronische Vorrichtung und Verfahren zur DC-DC-Umwandlung Electronic device and method for DC-DC conversion |
| 07/07/2011 | CA2786173A1 Electrical charge relay enhancer and solar cell system including the enhancer |
| 07/06/2011 | EP2341605A2 A power factor correction stage |
| 07/06/2011 | EP2341604A1 A power factor correction stage |
| 07/06/2011 | EP2341603A1 Charge pump stage of radio-frequency identification transponder |
| 07/06/2011 | EP2340957A1 Propulsion control device for electric car |
| 07/06/2011 | CN201893980U Multipath dimming light-emitting diode drive power supply |
| 07/06/2011 | CN201893723U Simple inverter circuit |
| 07/06/2011 | CN201893714U Multiplexed output switching power supply |
| 07/06/2011 | CN201893713U Switch power supply logic control circuit |
| 07/06/2011 | CN201893711U Multi-output regulated power supply |
| 07/06/2011 | CN201893707U Logical link control (LLC) resonant-type vehicle direct current-direct current (DC-DC) power supply with single chip computer control resonant frequency |
| 07/06/2011 | CN201893706U Asymmetric half-bridge magnetic coupling drive circuit |
| 07/06/2011 | CN201893705U High-frequency direct current stabilized power supply |
| 07/06/2011 | CN201893704U Device for amending resonance drifting of series resonance switch converter by using table lookup method |
| 07/06/2011 | CN201893703U Vehicle direct current-direct current (DC-DC) conversion power supply with controllable energy storage current-limiting inductance |
| 07/06/2011 | CN201893702U Vehicle direct current-direct current (DC-DC) conversion power supply of replacing fly-wheel diode by electronic switch |
| 07/06/2011 | CN201893701U Vehicle direct current-direct current (DC-DC) conversion power supply controlled by single chip computer |
| 07/06/2011 | CN201893700U 5V-3.3V level conversion and communication circuit |
| 07/06/2011 | CN201893699U DC/DC converter capable of single-ended and two-way inputting and single-ended and two-way outputting |
| 07/06/2011 | CN201893698U High-voltage wide-output DC conversion device |
| 07/06/2011 | CN201893697U Wide-range multilevel adapter |
| 07/06/2011 | CN201893696U Multimode compatible level output circuit |
| 07/06/2011 | CN201893693U Switching power circuit with restorable overvoltage protection |
| 07/06/2011 | CN1559103B Sputtering power-supply unit |
| 07/06/2011 | CN102119479A Temperature compensated voltage pump |
| 07/06/2011 | CN102118909A Step up circuit for driving light emitting diode |
| 07/06/2011 | CN102118516A Control method and system for output voltage of power management chip |
| 07/06/2011 | CN102118115A Direct current-alternating current conversion circuit within range of wide input voltage value |
| 07/06/2011 | CN102118114A Power supply device and power supply control method thereof |
| 07/06/2011 | CN102118112A DC-DC converter based on coupling inductors |
| 07/06/2011 | CN102118111A Integrated control circuit, method and switch power supply of primary side regulator |
| 07/06/2011 | CN102118110A Parallel-connection closed-loop control circuit of high-power direct-current switch power supply |
| 07/06/2011 | CN102118109A Voltage reduction-boosting type DC (Direct Current)-DC controller in current mode |
| 07/06/2011 | CN102118106A Surge protection circuit |
| 07/06/2011 | CN102118066A On-line arrester monitoring device with self-energy-taking function |
| 07/06/2011 | CN101789689B Power supply changeover device as well as controller and method for controlling transformer in power supply changeover device |
| 07/06/2011 | CN101666824B High-side current detection circuit |
| 07/06/2011 | CN101582634B Power converter, controller for output current of power converter and control method thereof |
| 07/06/2011 | CN101567627B Power supply module |
| 07/06/2011 | CN101546932B Rotating electrical machine having high-voltage magnetic circuit and method for manufacturing the same |
| 07/06/2011 | CN101483390B Electric power supply apparatus capable of regulating output voltage |
| 07/06/2011 | CN101453169B Self-oscillation starting output end controlled anti exciting converter |
| 07/06/2011 | CN101453164B Unidirectional DC-DC converter |
| 07/06/2011 | CN101204002B Multi phase voltage regulator |
| 07/06/2011 | CN101164384B Self-exciting step-up converter |
| 07/06/2011 | CN101145731B Control circuit of power supply unit, power supply unit and control method thereof |
| 07/05/2011 | US7974113 Electric power unit for induction heating |
| 07/05/2011 | US7974112 Off-line converter with digital control |
| 07/05/2011 | US7974109 Digital compensation for cable drop in a primary side control power supply controller |
| 07/05/2011 | US7974108 Synchronous rectifying circuit for offline power converter |
| 07/05/2011 | US7974107 System and method for controlling a current limit with primary side sensing using a hybrid PWM and PFM control |
| 07/05/2011 | US7974106 Ripple cancellation |
| 06/30/2011 | WO2011079155A2 Over voltage protection of a switching converter |
| 06/30/2011 | WO2011079049A1 Efficiency measuring circuit for dc-dc converter which calculates internal resistance of switching inductor based on duty cycle |
| 06/30/2011 | WO2011078798A2 Dc-dc converters with pulse generators shared between pwm and pfm modes |
| 06/30/2011 | WO2011078577A2 Power-converting apparatus for a hybrid industrial vehicle |
| 06/30/2011 | WO2011077583A1 High-voltage power supply |
| 06/30/2011 | WO2011076849A1 Groundable dc/dc converter |
| 06/30/2011 | WO2011076707A2 Voltage compensation |
| 06/30/2011 | WO2011055285A3 Feedback circuit for zero-voltage-switching converter |
| 06/30/2011 | WO2011054962A3 Buck converter and inverter comprising the same |
| 06/30/2011 | US20110157949 Highly Efficient III-Nitride Power Conversion Circuit |
| 06/30/2011 | US20110157933 High voltage power supply |
| 06/30/2011 | US20110157927 Charge-mode control device for a resonant converter |
| 06/30/2011 | US20110157926 Integrated circuit for an oscillator structured to drive a control device of a switching resonant converter |
| 06/30/2011 | US20110157925 Energy-saving power converter having suspend mode |
| 06/30/2011 | US20110157924 Using output drop detection pulses to achieve fast transient response from a low-power mode |
| 06/30/2011 | US20110157923 Circuits and methods for controlling power converters including transformers |
| 06/30/2011 | US20110157922 Primary side sensing for isolated fly-back converters |
| 06/30/2011 | US20110157921 Multi-output dc-to-dc conversion apparatus with voltage-stabilizing function |
| 06/30/2011 | US20110157920 Charge-mode control device for a resonant converter |
| 06/30/2011 | US20110157919 Vcc generator for switching regulator |
| 06/30/2011 | US20110156787 Enable pin using programmable hysteresis improvement |
| 06/30/2011 | US20110156682 Voltage converter with integrated schottky device and systems including same |
| 06/30/2011 | US20110156670 Passive bootstrapped charge pump for nmos power device based regulators |
| 06/30/2011 | US20110156481 Post regulation control circuit |
| 06/30/2011 | DE10214190B4 Stromversorgung mit mehreren parallel geschalteten Schaltnetzteilen Power supply with multiple parallel switching power supplies |
| 06/30/2011 | DE102010042429A1 Adaptive Frequenzschwankung für eine Steuerschaltung Adaptive frequency variation of a control circuit |
| 06/30/2011 | DE102009051830B3 Kapazitiver Spannungsteiler Capacitive voltage divider |
| 06/30/2011 | CA2784759A1 Groundable dc/dc converter |
| 06/29/2011 | EP2339736A1 Charge-mode control device for a resonant converter |
| 06/29/2011 | EP2339735A1 Integrated circuit for an oscillator adapted to drive a control device of a switching resonant converter |
| 06/29/2011 | EP2339734A1 Charge-mode control device for a resonant converter |
| 06/29/2011 | EP2339733A2 Method and apparatus for a switch mode power supply that genarates a high pulse width modulation gain while maintaining low noise sensitivity |
| 06/29/2011 | EP2339732A1 Multiple-output power supply unit and image forming apparatus having the power supply unit |