Patents for H02M 3 - Conversion of dc power input into dc power output (54,461)
08/2013
08/21/2013CN103259407A Multifunctional drmos
08/21/2013CN103259406A Integrated switch with internally adjusted conduction time
08/21/2013CN103259405A Direct-current-to-direct-current (DCDC) converter
08/21/2013CN103259404A Control circuit of synchronous direct-current converter
08/21/2013CN103259403A Switching power supply circuit
08/21/2013CN103259402A Switched capacitor voltage-multiplying type direct current source based on symmetrical structure
08/21/2013CN103259401A High-efficiency supercharger for batteries of electric vehicle
08/21/2013CN103259400A Voltage converting apparatus
08/21/2013CN103259397A Switching power supply device
08/21/2013CN103259391A Load driving circuit, power converter and controller
08/21/2013CN103259278A Low voltage line voltage regulating device
08/21/2013CN103259244A Fail protected pulse generator and system
08/21/2013CN103258179A Method for improving sensitivity of charge pump
08/21/2013CN102315785B Reverse transformation system and feedback control device and method thereof
08/21/2013CN102215000B Isolated primary circuit regulator
08/21/2013CN102195488B Serial flyback switch power supply
08/21/2013CN102142778B Series flyback switch power supply
08/21/2013CN102130597B Switching power supply with single-stage high wide input voltage
08/21/2013CN102126444B Power supply system and vehicle including the same
08/21/2013CN102055346B Switch power supply circuit
08/21/2013CN102055338B Constant voltage output circuit
08/21/2013CN102013805B Full bridge converter with passive and lossless clamping circuit
08/21/2013CN102006710B Power supply changeover drive circuit and fluorescent lamp drive circuit
08/21/2013CN101969188B Resistor short-circuit protective device and protective method used for switching power supply
08/21/2013CN101908829B Power controller
08/21/2013CN101741403B Wireless communication apparatus and power-supply apparatus
08/21/2013CN101669280B Power supply providing ultrafast modulation of output voltage
08/21/2013CN101656473B PWM power supply inverter for improving dynamic reaction and control method thereof
08/21/2013CN101546955B 电荷泵电路 The charge pump circuit
08/21/2013CN101364768B Power supply device and electronic appliance provided therewith
08/21/2013CN101232248B Method, circuit and synchronous rectification device of flexible switching power supply converter
08/20/2013US8514594 Method and apparatus for controlling power converter output characteristics
08/20/2013US8514593 Power converter employing a variable switching frequency and a magnetic device with a non-uniform gap
08/20/2013US8514592 System and method for power conversion
08/20/2013US8514591 Power supply device and driving method thereof
08/20/2013CA2458137C Zero voltage switched full bridge dc/dc converter
08/15/2013WO2013092286A3 Commutation cell having a statically relieved diode
08/15/2013WO2013063021A3 Hysteresis control for step-down dc/dc converter
08/15/2013WO2013056276A4 Uninterruptible computer power supply
08/15/2013US20130209133 Technology for reducing circuit oscillations and ripple in a high-voltage power supply using a piezoelectric transformer
08/15/2013US20130208513 Circuit for a Switched Mode Power Supply
08/15/2013US20130208512 Method for controlling a series resonant DC/DC converter
08/15/2013US20130208511 Switch mode power supply module and associated hiccup control method
08/15/2013US20130207637 Power conversion device
08/15/2013US20130207470 Bidirectional DC-to-DC Converter
08/14/2013EP2626993A1 Switch mode power supply module and associated hiccup control method
08/14/2013EP2626992A2 Power supply device and lighting device and lighting fixture using the same
08/14/2013EP2626991A1 Power transformer device
08/14/2013EP2625776A2 Method and device to protect an esp power supply from transient over-voltages on the power grid
08/14/2013DE112011103253T5 DC/DC-Wandler DC / DC converter
08/14/2013DE10339025B4 Stromversorgungssystem Power supply system
08/14/2013DE102012214371A1 An einem Fahrzeug angeordnete Umwandlungsvorrichtung für elektrische Leistung Arranged on a vehicle electric power conversion device
08/14/2013DE102012000683B4 Mehrkanalig geregelter DC/DC-Wandler zur redundanten Spannungsversorgung in der Sicherheitstechnik Multi-Channel controlled DC / DC converter for the redundant power supply in security technology
08/14/2013CN203135744U Direct current / alternating current conversion system
08/14/2013CN203135738U Structure of LC resonant power supply
08/14/2013CN203135737U Switching power supply constant current control circuit of built-in line voltage compensating circuit
08/14/2013CN203135729U Universal meter single cell booster circuit
08/14/2013CN203135728U 电压切换电路及开关电路 Voltage switching circuit and the switching circuit
08/14/2013CN203135727U An auxiliary switching power supply dedicated to a grid-connected inverter
08/14/2013CN203135726U 开关电源电路及电源装置 Switching power supply circuit and the power supply device
08/14/2013CN203135725U Power circuit and vidicon using power circuit
08/14/2013CN203135724U Switching converter and slope compensation circuit thereof
08/14/2013CN203135723U Adjustable switch power supply
08/14/2013CN203135722U Automobile voltage converting circuit
08/14/2013CN203135721U Switch converter double-rim pulse frequency modulation C type control device
08/14/2013CN203135720U Switching regulator and control circuit thereof
08/14/2013CN203135719U A DC power generator set
08/14/2013CN203135718U Mini-sized on-board voltage reduction power supply
08/14/2013CN203135717U Voltage-stabilizing device
08/14/2013CN203135716U Output voltage stabilizing and adjustable circuit
08/14/2013CN203135715U Power-supply management circuit
08/14/2013CN203135714U Uniform-current system
08/14/2013CN203135713U Power system of insulator detection intelligent robot for overhead transmission line
08/14/2013CN203135543U Cell phone adapter
08/14/2013CN203135463U DC-AC grid-connected power conversion system
08/14/2013CN203134107U Code table communication connection device
08/14/2013CN103250466A Ramp controlled driver for series/parallel solid state lighting devices
08/14/2013CN103250337A Switching power-supply circuit
08/14/2013CN103250336A Power supply circuit
08/14/2013CN103249196A Boosted type pocket-size LED flashlight
08/14/2013CN103248246A Off-line AC-DC (alternating current-direct current) control circuit and switching circuit comprising control circuit
08/14/2013CN103248245A Power supply control circuit and power supply control method
08/14/2013CN103248242A Grid-controlled electron gun digital power supply for medical electron linear accelerator
08/14/2013CN103248238A Ringing choke converter
08/14/2013CN103248237A Method and apparatus for power converter fault condition detection
08/14/2013CN103248236A Ringing choke converter
08/14/2013CN103248235A Switch mode power supply module and associated hiccup control method
08/14/2013CN103248234A Control method applied to bidirectional isolation full-bridge current transformer for battery energy storage
08/14/2013CN103248233A Method for realizing power isolation
08/14/2013CN103248232A High-efficiency multi-output DC/DC converter and control method thereof
08/14/2013CN103248231A Multiphase current-sharing controlled parallel-connection adjusting circuit and control method
08/14/2013CN103248230A Switching regulator
08/14/2013CN103248229A Circuit arrangement with a swtiching converter
08/14/2013CN103248228A Dc/dc converter
08/14/2013CN103248227A Switching power supply and switching power supply controller for realizing constant output current
08/14/2013CN103248226A Switching power supply controller of average current lagging mode
08/14/2013CN103248225A Power conversion device, switching method of power conversion units and electronic equipment
08/14/2013CN103248224A UC3843 based and 12 V to 20 V efficient boost circuit
08/14/2013CN103248223A Clock circuit and boost regulator
08/14/2013CN103248222A Boost voltage converter
1 ... 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 ... 545