Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
02/2012
02/29/2012EP2424098A1 Primary side sensing of an isolated converter
02/29/2012EP2424097A2 System and method for current limiting a DC-DC converter
02/29/2012EP2424096A2 Switching regulator control circuit, switching regulator, and electronic instrument
02/29/2012EP2424095A2 Switching device compensation circuit
02/29/2012EP2424094A2 Charge pump having ramp rate control
02/29/2012EP2424093A1 Dual output charge pump generating two voltage values with two distinctive levels and control method thereof
02/29/2012EP2424092A1 High efficiency charge pump
02/29/2012EP2424091A1 Switching device and method for controlling same
02/29/2012EP2424090A2 Soft start method and apparatus for a bidirectional DC to DC converter
02/29/2012EP2424089A2 Power supply circuit and power conversion device
02/29/2012EP2422445A1 Power supply with adapted output voltage
02/29/2012EP2422439A1 Method and an apparatus for controlling the output voltage of a boost converter composed of plural bridge devices
02/29/2012EP2422438A2 Method and apparatus for discharging the capacitors of a boost converter composed of plural bridge devices
02/29/2012EP2422437A2 Method and an apparatus for controlling the output voltage of a boost converter
02/29/2012EP2422436A1 Method and an apparatus for controlling the switches of a boost converter composed of plural bridge devices
02/29/2012EP2245725B1 H-bridge circuit and method for operating such circuit
02/29/2012CN202153708U 多通道直流升压控制器 Multi-channel DC boost controller
02/29/2012CN102365803A Magnetic inductive charging with low far fields
02/29/2012CN102364991A Switching power supply controller for constant current driving of LED by primary side control and method for constant current driving of LED
02/29/2012CN102364990A Switching power supply controller for constant current driving of LED by primary side control and method for constant current driving of LED
02/29/2012CN102364861A Control device and method for interleaved parallel LLC (Logical Link Control) resonant converter
02/29/2012CN102364860A Secondary side phase-shifting controlled full-bridge converter
02/29/2012CN102364859A Switching power supply control device and flyback switching power supply with same
02/29/2012CN102364858A Constant-current switching power supply controller capable of controlling through primary side and method
02/29/2012CN102364857A Primary side constant current switching power controller and method
02/29/2012CN102364856A Switching power supply and no-load control circuit and no-load control method thereof
02/29/2012CN102364855A Switching converter, and control circuit and control method thereof
02/29/2012CN102364854A Quasifixed conducting time control circuit and step-down type switch adjusting circuit
02/29/2012CN102364853A Switch type resistance capacitance voltage reducing device and method
02/29/2012CN102364852A Single switching tube high-grain converter based on coupling inductance voltage-multiplying unit
02/29/2012CN102364851A Circuit converting high-voltage power supply into low-voltage power supply for enabling zero switching current of chip
02/29/2012CN102364850A Method for inhibiting overvoltage and overcurrent of resonant transformation circuit and resonant transformation circuit
02/29/2012CN102364848A Primary side-controlled constant current switch power supply controller and primary side-controlled constant current switch power supply control method
02/29/2012CN101867297B Single-phase soft-switching and high-gain boost converter for distributed photovoltaic power generation
02/29/2012CN101814848B Constant output current control circuit and control method for fly-back switch power supply
02/29/2012CN101674015B Control circuit, voltage regulator and control method thereof
02/29/2012CN101626195B Micropower power supply converting circuit
02/29/2012CN101529704B Electronic circuit
02/29/2012CN101419255B Detection circuit for duty ratio of switching power supply, detection method and applications
02/29/2012CN101197535B Multiple output voltage regulator
02/29/2012CN101183831B DC-DC converter, liquid crystal display device, aging test apparatus of liquid crystal display device, and method thereof
02/28/2012US8125806 Multi-stage switching power supply
02/28/2012US8125802 Systems and methods for reducing EMI in switch mode converter systems
02/28/2012US8125801 Method and apparatus for increasing the power capability of a power supply
02/28/2012US8125800 Secondary-side amplifier with soft start
02/28/2012US8125799 Control circuits and methods for switching mode power supplies
02/28/2012US8125798 Constant current and voltage controller in a three-pin package operating in critical conduction mode
02/28/2012US8125797 Radiation tolerant electrical component with non-radiation hardened FET
02/28/2012US8125304 Power electronic module with an improved choke and methods of making same
02/28/2012US8125208 Transformer device utilizing an air gap for non-contact energy transmission from the primary side to the secondary side
02/28/2012US8125198 Multi-function modulator for low-powered, wired and wireless command, control, and communications applications
02/23/2012WO2012024542A2 Very high frequency switching cell-based power converter
02/23/2012WO2012024540A2 Switching circuits for extracting power from an electric power source and associated methods
02/23/2012WO2012024538A2 Switching circuits for extracting power from an electric power source and associated methods
02/23/2012WO2012024537A2 Switching circuits for extracting power from an electric power source and associated methods
02/23/2012WO2012024536A2 System, method, module, and energy exchanger for optimizing output of series-connected photovoltaic and electrochemical devices
02/23/2012WO2012024250A1 Off-resonance frequency operation for power transfer in a loosely coupled air core transformer
02/23/2012WO2012023276A1 Direct current power supply device
02/23/2012WO2012023154A1 Converter and converter control method
02/23/2012WO2012022790A1 Switching regulator with fast transient response
02/23/2012WO2012021986A1 Device and method for providing power to a microcontoller
02/23/2012WO2011139975A3 Hybrid rectifier
02/23/2012WO2011083366A3 Electrical power conditioning unit and system
02/23/2012US20120044726 Method and an apparatus for controlling the output voltage of a boost converter
02/23/2012US20120044724 Switching power supply apparatus
02/23/2012US20120044723 Systems and methods for reducing standby power consumption of switch-mode power converters
02/23/2012US20120044722 Isolated switching converter
02/23/2012US20120044721 Series resonant converter using power switches with relatively low rated voltages and currents
02/23/2012US20120044720 Semiconductor device and method of forming low voltage mosfet for portable electronic devices and data processing centers
02/23/2012US20120044719 Control device for the voltage- absent switching of a switching element of a voltage converter
02/23/2012US20120044718 Power converters
02/23/2012US20120044717 Transformer-isolated switching converter
02/23/2012US20120043827 Adaptive inductive power supply with communication
02/23/2012US20120042588 Integrated photovoltaic module
02/23/2012DE19946025B4 Vorrichtung zur Stromversorgung einer Ansteuerschaltung für ein getaktetes Schaltnetzteil Device for supplying power to a drive circuit for a switched mode power supply
02/22/2012EP2421138A1 Transformer-isolated switching converter
02/22/2012EP2421137A1 Switching power supply unit
02/22/2012EP2421136A1 Switching power supply unit
02/22/2012EP2421135A2 Step-down-converter, DC-AC-converter assembly and method for operating the same
02/22/2012EP2421134A1 Current-fed quadratic buck converter
02/22/2012EP2421133A1 Switching converter
02/22/2012EP2421132A2 Charge pump with a plurality of transfer control switches
02/22/2012EP2420958A2 Voltage multiplier powering RFID tags
02/22/2012EP2419832A1 Voltage conversion and integrated circuits with stacked voltage domains
02/22/2012CN202150807U 一种静电除尘用高频高压大功率电源 An electrostatic precipitator with high frequency high voltage power supply
02/22/2012CN202150806U 交流输入小功率隔离固定输出高压电源电路 AC input low-power fixed-output isolation voltage power supply circuit
02/22/2012CN202150800U 一种特殊的boost电路 A special boost circuit
02/22/2012CN202150799U 一种高压输出模块电源电路装置 A high voltage power supply circuit means output module
02/22/2012CN202150798U 超薄封装极低纹波开关型dc/dc变换器 Ultra-thin package very low ripple switching dc / dc converter
02/22/2012CN202150797U 小型高压隔离vv变换器的性能改进电路 Small high-voltage isolation transformer performance improved circuit vv
02/22/2012CN202150796U 升压型dc/dc转换器以及包括该转换器的电子设备 Step-up dc / dc converter and the converter includes an electronic device
02/22/2012CN202150795U 一种模拟屏及其电压转换电路 An analog screen and voltage conversion circuit
02/22/2012CN1992489B 电荷泵电路及具有其的半导体装置 The charge pump circuit and a semiconductor device having the same
02/22/2012CN1647337B 用于产生dc电压的电路结构 For generating a dc voltage, the circuit configuration
02/22/2012CN102362550A Supply circuit
02/22/2012CN102362421A DC power supply device
02/22/2012CN102362419A Control device for transformer coupling type booster
02/22/2012CN102362418A Comparator and dc/dc converter
02/22/2012CN102361403A Staggered series direct current (DC)/DC converter circuit
02/22/2012CN102361402A Switching power supply circuit