| Patents for H02M 3 - Conversion of dc power input into dc power output (54,461) |
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| 05/25/2011 | CN102075089A Power converter with digital calibration function |
| 05/25/2011 | CN102075088A Method for cascade connection of switch voltage converter and linear voltage regulator |
| 05/25/2011 | CN102075087A System and method for delaying phase shift in DC/DC |
| 05/25/2011 | CN102075086A Capacitor test method and circuit therefor |
| 05/25/2011 | CN102075085A Automatic-tracking current type charge pump for phase-locking loop |
| 05/25/2011 | CN102075084A Precise digital power supply |
| 05/25/2011 | CN102075083A Power switching circuit |
| 05/25/2011 | CN102075082A Power supply plug-in connector for electronic device of locomotive network control system |
| 05/25/2011 | CN102075081A Power supper and power supply system |
| 05/25/2011 | CN102075075A Bias and discharge system for low power loss start up and input capacitance discharge |
| 05/25/2011 | CN102075074A Method and apparatus to limit maximum switch current in switch of switching power supply |
| 05/25/2011 | CN102075070A Direct current power supply with input interface shared by alternating current and direct current |
| 05/25/2011 | CN102074971A Feedback load energy-saving circuit for aging test and control method thereof |
| 05/25/2011 | CN101635510B Complex forward DC converter |
| 05/25/2011 | CN101572486B Voltage adjustor with low quiescent current |
| 05/25/2011 | CN101552558B Synchronous rectification driving circuit of flyback circuit |
| 05/25/2011 | CN101299546B Solar power plant |
| 05/25/2011 | CN101277066B Multipath voltage regulation insulation type digital DC/DC power supply as well as control method |
| 05/25/2011 | CN101262226B Delta sigma-type AD converter, class-D amplifier, and DC-DC converter |
| 05/25/2011 | CN101232237B Multiple output power supply |
| 05/25/2011 | CN101090236B Method for inhibiting thermal run-away |
| 05/24/2011 | US7949393 Implantable pulse generator comprising fractional voltage converter |
| 05/24/2011 | US7948780 Semiconductor device for switching power supply control, startup circuit, and startup method for switching power supply device |
| 05/24/2011 | US7948777 Switching mode power supply and a method of operating the power supply in a power save mode |
| 05/24/2011 | US7948776 Zero voltage switching high-frequency inverter |
| 05/24/2011 | US7948775 Duty-cycle-controlled half-bridge resonant converter |
| 05/24/2011 | US7948774 Resonant DC/DC converter with zero current switching |
| 05/24/2011 | US7948300 Negative supply voltage generating circuit and semiconductor integrated circuit having the same |
| 05/24/2011 | US7948299 Power supply apparatus |
| 05/24/2011 | US7948296 Method and apparatus for driving a power MOS device as a synchronous rectifier |
| 05/24/2011 | CA2646226C Bidirectional buck boost dc-dc converter, railway coach drive control system, and railway feeder system |
| 05/19/2011 | WO2011058892A1 Switching power supply circuit |
| 05/19/2011 | WO2011058407A2 Soft-switching converter and fuel cell system with same |
| 05/19/2011 | WO2011057523A1 Method for controlling logical link control resonant converter, method for controlling synchronous rectification and devices thereof |
| 05/19/2011 | WO2011033362A3 Power converter and fuel cell vehicle with power converter |
| 05/19/2011 | WO2011016341A3 Voltage conversion apparatus and electrical load driving apparatus |
| 05/19/2011 | US20110116287 Switching controller having switching frequency hopping for power converter |
| 05/19/2011 | US20110115462 Supply Architecture for Inductive Loads |
| 05/19/2011 | US20110115461 Semiconductor circuit device and data processing system |
| 05/19/2011 | US20110115450 System and method for controlling start up of a voltage regulator system with independent voltage regulation |
| 05/19/2011 | US20110115304 Power supply structure of printer |
| 05/19/2011 | DE102010044063A1 Nichtlinearer Regelkreis für DC/DC-Wandler Nonlinear control circuit for DC / DC converter |
| 05/19/2011 | DE102010043282A1 Verfahren und Systeme zum Steuern von Aufwärtswandlern Methods and systems for controlling boost converters |
| 05/19/2011 | DE102010038232A1 Hysteretic controlled buck-boost conversion apparatus for e.g. portable electronic device, has control circuit which switches pairs of transistors using PWM signals responsive to sensed current through inductor and offset error voltages |
| 05/19/2011 | DE102004053144B4 Hochsetzsteller mit verbessertem dynamischem Verhalten Up converter with improved dynamic behavior |
| 05/18/2011 | EP2323247A1 A controller for a switched mode power supply (smps), a smps, and a method of controlling a smps |
| 05/18/2011 | EP2323246A2 Dc/dc converter having a fast and accurate average current limit |
| 05/18/2011 | EP2323245A1 Voltage conversion device and electrical load drive device |
| 05/18/2011 | EP2321894A1 Generalized ac-dc synchronous rectification techniques for single- and multi-phase systems |
| 05/18/2011 | EP2321893A1 System for charge recycling |
| 05/18/2011 | EP2321892A1 Switched-mode power supply having self-optimizing efficiency |
| 05/18/2011 | EP1397855B1 Power converter |
| 05/18/2011 | CN201839224U Power supply and distribution system for building |
| 05/18/2011 | CN201839210U Three-way isolating output power supply of vehicle-mounted sensor |
| 05/18/2011 | CN201839209U Output voltage controller |
| 05/18/2011 | CN201839208U PFC/PWM two-in-one switching power supply circuit |
| 05/18/2011 | CN201839207U Preceding-stage inversion high-frequency chain isolating type DC-DC converter based on double-Boost circuit |
| 05/18/2011 | CN201839206U Improved alternating current and direct current switching power supply circuit structure |
| 05/18/2011 | CN201839205U Isolation-transformation circuit |
| 05/18/2011 | CN201839204U Switch power supply |
| 05/18/2011 | CN201839203U Three-level voltage dropping conversion circuit |
| 05/18/2011 | CN201839202U Direct current input circuit of all-weather high-efficiency photovoltaic grid inverter |
| 05/18/2011 | CN201839201U Charge pump circuit with voltage detection function |
| 05/18/2011 | CN201839015U Power converter component for solar power station |
| 05/18/2011 | CN201833893U Electric transmission system for subway shunting |
| 05/18/2011 | CN201833102U Inverter type welding-cutting machine with half-bridge soft switch |
| 05/18/2011 | CN1992493B Resonance DC/DC converter and control method thereof |
| 05/18/2011 | CN1929274B Controller and control method for dc-dc converter |
| 05/18/2011 | CN1909754B Illuminating source apparatus and light-adjustable light-emitting diode control circuit |
| 05/18/2011 | CN102067428A A drive circuit for a synchronous rectifier and a method for controlling it |
| 05/18/2011 | CN102067427A A power converter |
| 05/18/2011 | CN102067426A Isolated switching power supply device |
| 05/18/2011 | CN102067425A DC-DC converter with snubber circuit |
| 05/18/2011 | CN102067424A Step-up circuit and step-up circuit device |
| 05/18/2011 | CN102067423A A switch mode converter and a method of starting a switch mode converter |
| 05/18/2011 | CN102066224A Safe control of a brake using low power control devices |
| 05/18/2011 | CN102065602A Power supply circuit for led |
| 05/18/2011 | CN102064732A Piezoelectric ceramic driving power supply and control method thereof |
| 05/18/2011 | CN102064729A Half-bridge drive circuit |
| 05/18/2011 | CN102064720A Automatic energy obtaining power supply with online monitoring function |
| 05/18/2011 | CN102064709A Two-path two-transistor forward DC (Direct Current) converter with serially-connected transformers |
| 05/18/2011 | CN102064708A Current-input parallel resonance direct-current/ direct-current converter and method |
| 05/18/2011 | CN102064707A Input parallel and output parallel combination converter under control of common phase-shifting angle |
| 05/18/2011 | CN102064706A Single-primary winding voltage source type multi-input full-bridge converter |
| 05/18/2011 | CN102064705A Current-source-type multi-input full-bridge converter with single primary winding |
| 05/18/2011 | CN102064704A Single-path multiple-voltage output power supply control method and device |
| 05/18/2011 | CN102064703A Constant current output control device and method of switching power source |
| 05/18/2011 | CN102064702A Bidirectionally isolating type series resonance DC/DC converter |
| 05/18/2011 | CN102064701A Method and apparatus to limit maximum switch current in a switching power supply |
| 05/18/2011 | CN102064700A Circuit capable of realizing PFC (Power Factor Correction) flow-equalization parallel connection and control method thereof |
| 05/18/2011 | CN102064699A Integrated magnetic component |
| 05/18/2011 | CN102064698A Information device |
| 05/18/2011 | CN102064697A System and method for providing linear buck boost transitions within a buck boost converter |
| 05/18/2011 | CN102064696A Hysteretic current control circuit |
| 05/18/2011 | CN102064695A Electronic voltage stabilizer of semiconductor temperature difference power generation device |
| 05/18/2011 | CN102064694A Input circuit |
| 05/18/2011 | CN102064693A Driving method of switching element and power supply unit |
| 05/18/2011 | CN102064692A Output current detecting circuit and transmission circuit |
| 05/18/2011 | CN102064691A Switching power supply circuit and control method therefor |
| 05/18/2011 | CN102064690A Dc to dc converter method and circuitry |