[go: up one dir, main page]

AU2001259439A1 - Switching dc-to-dc converter - Google Patents

Switching dc-to-dc converter

Info

Publication number
AU2001259439A1
AU2001259439A1 AU2001259439A AU5943901A AU2001259439A1 AU 2001259439 A1 AU2001259439 A1 AU 2001259439A1 AU 2001259439 A AU2001259439 A AU 2001259439A AU 5943901 A AU5943901 A AU 5943901A AU 2001259439 A1 AU2001259439 A1 AU 2001259439A1
Authority
AU
Australia
Prior art keywords
converter
switching
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU2001259439A
Inventor
Slobodan Cuk
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of AU2001259439A1 publication Critical patent/AU2001259439A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H02M1/34—Snubber circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/02—Conversion of DC power input into DC power output without intermediate conversion into AC
    • H02M3/04—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters
    • H02M3/10—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H02M3/158—Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of DC power input into DC power output
    • H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
    • H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
    • H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
    • H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33576—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0064—Magnetic structures combining different functions, e.g. storage, filtering or transformation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection
    • H02M1/34—Snubber circuits
    • H02M1/342—Active non-dissipative snubbers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
AU2001259439A 2000-05-05 2001-05-02 Switching dc-to-dc converter Abandoned AU2001259439A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/566,045 US6304460B1 (en) 2000-05-05 2000-05-05 Switching DC-to-DC converter utilizing a soft switching technique
US09566045 2000-05-05
PCT/US2001/014334 WO2001086792A1 (en) 2000-05-05 2001-05-02 Switching dc-to-dc converter

Publications (1)

Publication Number Publication Date
AU2001259439A1 true AU2001259439A1 (en) 2001-11-20

Family

ID=24261227

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001259439A Abandoned AU2001259439A1 (en) 2000-05-05 2001-05-02 Switching dc-to-dc converter

Country Status (5)

Country Link
US (1) US6304460B1 (en)
JP (2) JP3665023B2 (en)
CN (1) CN1248400C (en)
AU (1) AU2001259439A1 (en)
WO (1) WO2001086792A1 (en)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002083722A (en) * 2000-09-08 2002-03-22 Tokin Corp Inductor and transformer
US6462962B1 (en) * 2000-09-08 2002-10-08 Slobodan Cuk Lossless switching DC-to-DC converter
JP2002158124A (en) * 2000-11-20 2002-05-31 Tokin Corp Inductance component
US6388896B1 (en) * 2001-03-22 2002-05-14 Slobodan Cuk Lossless switching converter with DC transformer
US6807073B1 (en) 2001-05-02 2004-10-19 Oltronics, Inc. Switching type power converter circuit and method for use therein
JP2004201482A (en) * 2002-05-08 2004-07-15 Fiderikkusu:Kk Switching power supply device
JP4017490B2 (en) * 2002-10-02 2007-12-05 株式会社デンソー DC / DC converter
US8299885B2 (en) 2002-12-13 2012-10-30 Volterra Semiconductor Corporation Method for making magnetic components with M-phase coupling, and related inductor structures
TW563885U (en) * 2003-02-14 2003-11-21 Micro Star Int Co Ltd Integrated inductor
GB2418304B (en) * 2003-06-13 2006-11-08 Shell Int Research System and method for transmitting electric power into a bore hole
US7291938B2 (en) * 2003-06-17 2007-11-06 Honeywell International Inc. Power supply apparatus and method based on parasitic power extraction
US7193397B2 (en) * 2003-06-30 2007-03-20 Intel Corporation Voltage converter
DE102004033994B4 (en) * 2003-07-16 2017-07-27 Denso Corporation DC-DC converter
US7110897B2 (en) 2003-09-22 2006-09-19 Tektronix, Inc. Identification of average total loss and switching loss in duty cycle and/or frequency variation signals acquired across a switching device using a DSO
WO2005112243A1 (en) * 2004-05-17 2005-11-24 Fidelix Y.K. Switching power supply device
TWI249682B (en) * 2004-05-19 2006-02-21 Quanta Comp Inc Blade server system
US7304461B2 (en) * 2004-11-18 2007-12-04 Honda Motor Co., Ltd. DC/DC converter
JP4124814B2 (en) * 2004-12-06 2008-07-23 株式会社デンソー Input / output isolated DC-DC converter
JP4553881B2 (en) * 2005-11-18 2010-09-29 株式会社デンソー Control method of DC / DC converter
US9197132B2 (en) 2006-12-01 2015-11-24 Flextronics International Usa, Inc. Power converter with an adaptive controller and method of operating the same
US7675759B2 (en) 2006-12-01 2010-03-09 Flextronics International Usa, Inc. Power system with power converters having an adaptive controller
JP2008153748A (en) * 2006-12-14 2008-07-03 Matsushita Electric Ind Co Ltd Bidirectional switch and bidirectional switch driving method
US7468649B2 (en) 2007-03-14 2008-12-23 Flextronics International Usa, Inc. Isolated power converter
US8077490B1 (en) * 2007-03-16 2011-12-13 Maxim Integrated Products, Inc. Limit-cycle oscillation (LCO) generation by altering a digital transfer function of a feedback loop element
US9349528B2 (en) * 2007-06-01 2016-05-24 Landis+Gyr, Inc. Power supply arrangement having a boost circuit for an electricity meter
JP4839468B2 (en) * 2007-06-20 2011-12-21 国立大学法人 大分大学 Multi-stage DC-DC converter
US8040704B2 (en) * 2007-06-30 2011-10-18 Cuks, Llc Integrated magnetics switching converter with zero inductor and output ripple currents and lossless switching
US8169796B2 (en) * 2007-12-21 2012-05-01 Murata Manufacturing Co., Ltd. Isolated switching power supply apparatus
KR20100134650A (en) * 2008-03-10 2010-12-23 테크티움 엘티디. Green power supply for converting alternating current into regulated direct current output
WO2009114872A1 (en) 2008-03-14 2009-09-17 Volterra Semiconductor Corporation Magnetic components with m-phase coupling, and related inductor structures
CN102057561B (en) * 2008-07-23 2014-01-01 株式会社村田制作所 Insulating type switching power source device
CN102217181B (en) 2008-11-14 2014-09-03 伟创力国际美国公司 Driver for a synchronous rectifier and power converter employing the same
US20110260635A1 (en) * 2008-12-31 2011-10-27 Nxp B.V. Method of igniting a lamp, controller for a lamp, and a lamp controlled by a controller
US9088216B2 (en) * 2009-01-19 2015-07-21 Power Systems Technologies, Ltd. Controller for a synchronous rectifier switch
WO2010083511A1 (en) 2009-01-19 2010-07-22 Flextronics International Usa, Inc. Controller for a power converter
US9019061B2 (en) 2009-03-31 2015-04-28 Power Systems Technologies, Ltd. Magnetic device formed with U-shaped core pieces and power converter employing the same
US8350538B2 (en) * 2009-04-11 2013-01-08 Cuks, Llc Voltage step-down switching DC-to-DC converter
DE102009019904A1 (en) * 2009-05-04 2010-11-25 Osram Gesellschaft mit beschränkter Haftung Circuit arrangement and method for operating discharge lamps
US8643222B2 (en) * 2009-06-17 2014-02-04 Power Systems Technologies Ltd Power adapter employing a power reducer
US8514593B2 (en) * 2009-06-17 2013-08-20 Power Systems Technologies, Ltd. Power converter employing a variable switching frequency and a magnetic device with a non-uniform gap
US9077248B2 (en) 2009-06-17 2015-07-07 Power Systems Technologies Ltd Start-up circuit for a power adapter
JP5640464B2 (en) * 2009-07-29 2014-12-17 Tdk株式会社 Switching power supply
US9019063B2 (en) 2009-08-10 2015-04-28 Volterra Semiconductor Corporation Coupled inductor with improved leakage inductance control
US8638578B2 (en) 2009-08-14 2014-01-28 Power System Technologies, Ltd. Power converter including a charge pump employable in a power adapter
US8976549B2 (en) 2009-12-03 2015-03-10 Power Systems Technologies, Ltd. Startup circuit including first and second Schmitt triggers and power converter employing the same
US8520420B2 (en) 2009-12-18 2013-08-27 Power Systems Technologies, Ltd. Controller for modifying dead time between switches in a power converter
US8674802B2 (en) 2009-12-21 2014-03-18 Volterra Semiconductor Corporation Multi-turn inductors
US9246391B2 (en) 2010-01-22 2016-01-26 Power Systems Technologies Ltd. Controller for providing a corrected signal to a sensed peak current through a circuit element of a power converter
US8787043B2 (en) 2010-01-22 2014-07-22 Power Systems Technologies, Ltd. Controller for a power converter and method of operating the same
WO2011116225A1 (en) 2010-03-17 2011-09-22 Power Systems Technologies, Ltd. Control system for a power converter and method of operating the same
US8699238B1 (en) 2010-03-29 2014-04-15 Sedona International, Inc. Method and apparatus for stabilizing power converters
FR2963508B1 (en) * 2010-07-30 2012-08-31 IFP Energies Nouvelles QUADRATIC DC / DC CONVERTER DOUBLE BOOST BIDIRECTIONAL CURRENT
KR101809099B1 (en) 2010-12-27 2018-01-19 엘지디스플레이 주식회사 DC-DC converter and display device including the same
US9767947B1 (en) 2011-03-02 2017-09-19 Volterra Semiconductor LLC Coupled inductors enabling increased switching stage pitch
US8772967B1 (en) * 2011-03-04 2014-07-08 Volterra Semiconductor Corporation Multistage and multiple-output DC-DC converters having coupled inductors
US8792257B2 (en) 2011-03-25 2014-07-29 Power Systems Technologies, Ltd. Power converter with reduced power dissipation
CN102158096B (en) * 2011-05-11 2013-11-20 南京博兰得电子科技有限公司 Non-isolated resonant converter
KR20130078181A (en) * 2011-12-30 2013-07-10 주식회사 실리콘웍스 Testing circuit for dc to dc converter
US8792256B2 (en) 2012-01-27 2014-07-29 Power Systems Technologies Ltd. Controller for a switch and method of operating the same
US20130200815A1 (en) * 2012-02-06 2013-08-08 David Schie Energy storage means for last gasp / impedance limited applications
EP2677526B1 (en) * 2012-06-22 2017-09-27 DET International Holding Limited Integrated magnetics for switched mode power converter
US9190898B2 (en) 2012-07-06 2015-11-17 Power Systems Technologies, Ltd Controller for a power converter and method of operating the same
US9099232B2 (en) 2012-07-16 2015-08-04 Power Systems Technologies Ltd. Magnetic device and power converter employing the same
US9214264B2 (en) 2012-07-16 2015-12-15 Power Systems Technologies, Ltd. Magnetic device and power converter employing the same
US9106130B2 (en) 2012-07-16 2015-08-11 Power Systems Technologies, Inc. Magnetic device and power converter employing the same
US9379629B2 (en) 2012-07-16 2016-06-28 Power Systems Technologies, Ltd. Magnetic device and power converter employing the same
US9691538B1 (en) 2012-08-30 2017-06-27 Volterra Semiconductor LLC Magnetic devices for power converters with light load enhancers
CN103780081B (en) * 2012-10-22 2019-09-13 山特电子（深圳）有限公司 The equal current converter of alternating expression LLC
US9240712B2 (en) 2012-12-13 2016-01-19 Power Systems Technologies Ltd. Controller including a common current-sense device for power switches of a power converter
US9287038B2 (en) 2013-03-13 2016-03-15 Volterra Semiconductor LLC Coupled inductors with non-uniform winding terminal distributions
US9300206B2 (en) 2013-11-15 2016-03-29 Power Systems Technologies Ltd. Method for estimating power of a power converter
US10298071B2 (en) * 2014-03-05 2019-05-21 Ricoh Co., Ltd DC-DC boost converter
US10243482B2 (en) * 2014-07-14 2019-03-26 Hamilton Sundstrand Corporation Solid-state power converters
US9825521B2 (en) * 2014-08-22 2017-11-21 Texas Instruments Incorporated Method and apparatus for inductive-kick protection clamp during discontinuous conduction mode operation
CN104518672B (en) * 2014-11-21 2017-06-06 深圳市航天新源科技有限公司 A kind of integrated three Port Translation devices with zero port current ripple of magnetic
DE102014224169A1 (en) * 2014-11-26 2016-06-02 Robert Bosch Gmbh Method and device for driving parallel-connected power semiconductor switches
US9899928B2 (en) * 2015-07-31 2018-02-20 Denso Corporation Power conversion apparatus having an auxiliary coil functioning as a flyback transformer
CN105071693B (en) * 2015-08-21 2017-05-31 西安空间无线电技术研究所 A kind of supersonic motor drives match circuit and adapts to the driving method of wide temperature range
US10193442B2 (en) 2016-02-09 2019-01-29 Faraday Semi, LLC Chip embedded power converters
GB2553367B (en) * 2016-09-06 2019-03-06 Trameto Ltd Electrical energy conversion
CN106992688A (en) * 2017-06-10 2017-07-28 张炳耀 Super high power ZVS+ZCS integrates Sofe Switch DC/DC converters
US10298134B1 (en) 2018-03-19 2019-05-21 Dialog Semiconductor (Uk) Limited Switching converter soft start method using scaled switch size
CN108712065A (en) * 2018-05-22 2018-10-26 哈尔滨工业大学深圳研究生院 The magnetic integrated switch power of low input/output current ripples can be achieved
US10693373B2 (en) 2018-08-24 2020-06-23 Linear Technology Holding Llc Current sensing method for hybrid converters
TWI696340B (en) * 2018-10-26 2020-06-11 財團法人工業技術研究院 Power converter system and coupled two-stage inductor
US11764689B2 (en) 2019-02-01 2023-09-19 Chicony Power Technology Co., Ltd. Flyback power-converting device with zero-voltage switching and method for flyback converting power with zero-voltage switching
US10504848B1 (en) 2019-02-19 2019-12-10 Faraday Semi, Inc. Chip embedded integrated voltage regulator
US11069624B2 (en) 2019-04-17 2021-07-20 Faraday Semi, Inc. Electrical devices and methods of manufacture
US11424691B2 (en) * 2019-07-03 2022-08-23 Rohm Co., Ltd. Switch driving device and switching power supply using the same
US11538626B2 (en) * 2020-01-22 2022-12-27 Richard H. Sherratt and Susan B. Sherratt Revocable Trust Fund High-energy scalable, pulse-power, multimode multifilar-wound inductor
US11165422B2 (en) 2020-04-01 2021-11-02 Delta Electronics, Inc. Gate driver circuit with reduced power semiconductor conduction loss
US11063516B1 (en) 2020-07-29 2021-07-13 Faraday Semi, Inc. Power converters with bootstrap
US11742741B2 (en) 2020-09-08 2023-08-29 Analog Devices International Unlimited Company Spurious noise reduction by monotonic frequency stepping with compensation of error amplifier's output in peak current mode switching regulator
US11973424B2 (en) 2020-09-08 2024-04-30 Analog Devices International Unlimited Company Spur free switching regulator with self-adaptive cancellation of coil current ripple
CN115001292A (en) * 2021-03-02 2022-09-02 南京航空航天大学 Non-isolated series compensation pulse load power supply system and control method
US11646665B2 (en) 2021-06-24 2023-05-09 Psemi Corporation Efficient bootstrap supply generators for multi-level power converters
US12040702B2 (en) * 2021-06-24 2024-07-16 Murata Manufacturing Co., Ltd. Multi-level structures and methods for switched-mode power supplies
US11923765B2 (en) 2021-11-01 2024-03-05 Psemi Corporation Multi-level power converters having a top and bottom high-voltage protective switches
US12155301B2 (en) 2021-11-08 2024-11-26 Murata Manufacturing Co., Ltd. Light-load recovery in a multi-level converter
US11936291B2 (en) * 2021-11-08 2024-03-19 Psemi Corporation Controlling charge-balance and transients in a multi-level power converter
US11990839B2 (en) 2022-06-21 2024-05-21 Faraday Semi, Inc. Power converters with large duty cycles

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184197A (en) 1977-09-28 1980-01-15 California Institute Of Technology DC-to-DC switching converter
US4257087A (en) 1979-04-02 1981-03-17 California Institute Of Technology DC-to-DC switching converter with zero input and output current ripple and integrated magnetics circuits
US5027264A (en) * 1989-09-29 1991-06-25 Wisconsin Alumni Research Foundation Power conversion apparatus for DC/DC conversion using dual active bridges
US5038267A (en) * 1990-05-03 1991-08-06 General Electric Company Soft-switching power converter for operation in discrete pulse modulation and pulse width modulation modes
US5166869A (en) 1991-06-20 1992-11-24 Hesterman Bryce L Complementary electronic power converter
US5313382A (en) * 1993-05-18 1994-05-17 At&T Bell Laboratories Reduced voltage/zero current transition boost power converter
US5539630A (en) 1993-11-15 1996-07-23 California Institute Of Technology Soft-switching converter DC-to-DC isolated with voltage bidirectional switches on the secondary side of an isolation transformer
US5416387A (en) * 1993-11-24 1995-05-16 California Institute Of Technology Single stage, high power factor, gas discharge lamp ballast
US5790005A (en) 1996-06-24 1998-08-04 Optimum Power Conversion, Inc. Low profile coupled inductors and integrated magnetics
US5999417A (en) * 1997-01-24 1999-12-07 Fische, Llc High efficiency power converter
US5838552A (en) * 1997-04-01 1998-11-17 Lucent Technologies Inc Asymmetrical power converter and method of operation thereof

Also Published As

Publication number Publication date
JP2003533163A (en) 2003-11-05
JP2005143296A (en) 2005-06-02
CN1440586A (en) 2003-09-03
WO2001086792A1 (en) 2001-11-15
CN1248400C (en) 2006-03-29
JP3665023B2 (en) 2005-06-29
US6304460B1 (en) 2001-10-16

Similar Documents

Publication Publication Date Title
AU2001259439A1 (en) Switching dc-to-dc converter
AU2001288723A1 (en) Lossless switching dc-to-dc converter
AU2001249226A1 (en) Oscillatorless dc-dc power converter
AU3357701A (en) Power converter
AU2002231254A1 (en) Power converter
AU2001289001A1 (en) Intelligent voice converter
AU2002361643A1 (en) Thermotunnel converter
AU2001285008A1 (en) Multiple power converter system using combining transformers
AU2002360779A1 (en) Dc-dc converters providing reduced deadtime
AU2001262507A1 (en) Switching system
AU2002311478A1 (en) Power converter
EP1067658A3 (en) DC-DC converter
GB0003501D0 (en) Voltage converter
AU2001290777A1 (en) Intelligent voice bridging
AU2002241559A1 (en) Switching system
AU2001265965A1 (en) Dc/dc converters
EP1187303A3 (en) PWM Control circuit for DC-DC converter
AU2002320142A1 (en) Current limiting technique for a switching power converter
EP1237268A3 (en) Voltage converter
AU2001255869A1 (en) Electroacoustic converter
AU2002228291A1 (en) A converter
AU2001253453A1 (en) Frequency converter
AU2002334320A1 (en) Voltage converter
AU2002339153A1 (en) Dc-to-dc converters
PL368075A1 (en) Voltage converter