DE60228176D1 - Verfahren und Vorrichtung zum Einstellen der Strombegrenzung und der Frequenz zur Gewährleistung einer konstanten Maximalleistung - Google Patents

Verfahren und Vorrichtung zum Einstellen der Strombegrenzung und der Frequenz zur Gewährleistung einer konstanten Maximalleistung

Info

Publication number
DE60228176D1
DE60228176D1 DE60228176T DE60228176T DE60228176D1 DE 60228176 D1 DE60228176 D1 DE 60228176D1 DE 60228176 T DE60228176 T DE 60228176T DE 60228176 T DE60228176 T DE 60228176T DE 60228176 D1 DE60228176 D1 DE 60228176D1
Authority
DE
Germany
Prior art keywords
ensure
adjusting
frequency
maximum power
current limit
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.)
Expired - Lifetime
Application number
DE60228176T
Other languages
English (en)
Inventor
Balu Balakrishnan
Alex B Djenguerian
David Michael Hugh Matthews
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.)
Power Integrations Inc
Original Assignee
Power Integrations Inc
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 Power Integrations Inc filed Critical Power Integrations Inc
Application granted granted Critical
Publication of DE60228176D1 publication Critical patent/DE60228176D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • H02M3/33507—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 with automatic control of the output voltage or current, e.g. flyback converters
    • 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
    • H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
    • H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/262—Current mirrors using field-effect transistors only
    • 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
    • H02M1/0083—Converters characterised by their input or output configuration
    • H02M1/0093—Converters characterised by their input or output configuration wherein the output is created by adding a regulated voltage to or subtracting it from an unregulated input
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0822—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in field-effect transistor switches
DE60228176T 2001-08-31 2002-08-29 Verfahren und Vorrichtung zum Einstellen der Strombegrenzung und der Frequenz zur Gewährleistung einer konstanten Maximalleistung Expired - Lifetime DE60228176D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31658301P 2001-08-31 2001-08-31
US10/218,763 US6747443B2 (en) 2001-08-31 2002-08-14 Method and apparatus for trimming current limit and frequency to maintain a constant maximum power

Publications (1)

Publication Number Publication Date
DE60228176D1 true DE60228176D1 (de) 2008-09-25

Family

ID=26913228

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60228176T Expired - Lifetime DE60228176D1 (de) 2001-08-31 2002-08-29 Verfahren und Vorrichtung zum Einstellen der Strombegrenzung und der Frequenz zur Gewährleistung einer konstanten Maximalleistung

Country Status (4)

Country Link
US (6) US6747443B2 (de)
EP (1) EP1289107B1 (de)
JP (2) JP4361250B2 (de)
DE (1) DE60228176D1 (de)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6747443B2 (en) * 2001-08-31 2004-06-08 Power Integrations, Inc. Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
US6781357B2 (en) 2001-09-27 2004-08-24 Power Integrations, Inc. Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply
US6897662B2 (en) * 2001-10-26 2005-05-24 Micrel, Incorporated Method and apparatus for optimizing the accuracy of an electronic circuit
KR100554080B1 (ko) * 2002-09-19 2006-02-22 엘지전자 주식회사 고압/편향 분리형 영상표시기기의 전압 안정화 회로
US7656096B2 (en) * 2003-04-30 2010-02-02 International Rectifier Corporation Hybrid ballast control circuit in a simplified package
US7254044B2 (en) * 2005-01-11 2007-08-07 Artesyn Technologies, Inc. Current limit circuit and power supply including same
US7272025B2 (en) * 2005-01-18 2007-09-18 Power Integrations, Inc. Method and apparatus to control either a regulated or an unregulated output of a switching power supply
US7453709B2 (en) 2005-07-08 2008-11-18 Power Integrations, Inc. Method and apparatus for increasing the power capability of a power supply
US7215107B2 (en) * 2005-07-11 2007-05-08 Power Integrations, Inc. Method and apparatus to limit output power in a switching power supply
US7567066B2 (en) 2006-10-04 2009-07-28 Power Integrations, Inc. Integrated switch with internally adjusted conduction time
US7502236B2 (en) * 2006-10-04 2009-03-10 Power Integrations, Inc. Power supply controller responsive to a feedforward signal
US7576528B2 (en) 2006-10-04 2009-08-18 Power Integrations, Inc. Control circuit responsive to an impedance
US7518885B2 (en) 2006-10-04 2009-04-14 Power Integrations, Inc. Method and apparatus for a control circuit with multiple operation modes
US7733073B2 (en) * 2007-09-28 2010-06-08 Infineon Technologies Ag Current regulator with current threshold dependent duty cycle
US8576589B2 (en) 2008-01-30 2013-11-05 Cirrus Logic, Inc. Switch state controller with a sense current generated operating voltage
US9305609B2 (en) * 2008-04-30 2016-04-05 Micron Technology, Inc. System and method of command based and current limit controlled memory device power up
US7995359B2 (en) 2009-02-05 2011-08-09 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode with an event counter in a power converter
US7770039B2 (en) 2008-05-29 2010-08-03 iGo, Inc Primary side control circuit and method for ultra-low idle power operation
US7952895B2 (en) * 2008-05-29 2011-05-31 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode in a power converter
US8385088B2 (en) 2010-12-06 2013-02-26 Power Integrations, Inc. Method and apparatus for implementing an unregulated dormant mode with output reset in a power converter
US7779278B2 (en) 2008-05-29 2010-08-17 Igo, Inc. Primary side control circuit and method for ultra-low idle power operation
US7795759B2 (en) 2008-06-27 2010-09-14 iGo, Inc Load condition controlled power strip
US7800252B2 (en) 2008-06-27 2010-09-21 Igo, Inc. Load condition controlled wall plate outlet system
US7795760B2 (en) 2008-07-25 2010-09-14 Igo, Inc. Load condition controlled power module
WO2010011219A2 (en) * 2008-07-23 2010-01-28 Semiconductor Components Industries, L.L.C. Method of forming a switching regulator and structure therefor
TWI384342B (zh) * 2008-08-01 2013-02-01 Leadtrend Tech Corp 電流控制方法與裝置
US8159204B2 (en) 2008-09-29 2012-04-17 Active-Semi, Inc. Regulating current output from a buck converter without external current sensing
US8284572B2 (en) * 2008-11-20 2012-10-09 Leadtrend Technology Corp. Current control method and apparatus
JP2011062026A (ja) * 2009-09-11 2011-03-24 Panasonic Corp スイッチング電源装置及び半導体装置
US9178415B1 (en) 2009-10-15 2015-11-03 Cirrus Logic, Inc. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter
US8487591B1 (en) 2009-12-31 2013-07-16 Cirrus Logic, Inc. Power control system with power drop out immunity and uncompromised startup time
US8310850B2 (en) * 2009-12-22 2012-11-13 Power Integrations, Inc. Method and apparatus for varying current limit to limit an output power of a power supply
US8912781B2 (en) * 2010-07-30 2014-12-16 Cirrus Logic, Inc. Integrated circuit switching power supply controller with selectable buck mode operation
US8729811B2 (en) 2010-07-30 2014-05-20 Cirrus Logic, Inc. Dimming multiple lighting devices by alternating energy transfer from a magnetic storage element
US9510401B1 (en) 2010-08-24 2016-11-29 Cirrus Logic, Inc. Reduced standby power in an electronic power control system
US9025347B2 (en) 2010-12-16 2015-05-05 Cirrus Logic, Inc. Switching parameter based discontinuous mode-critical conduction mode transition
EP2512021B1 (de) 2011-04-14 2017-07-19 Nxp B.V. Steuerung für einen Schaltstromwandler
EP2715924A1 (de) 2011-06-03 2014-04-09 Cirrus Logic, Inc. Definition von steuerdaten aus primärseitiger messung einer sekundärseitigen spannung bei einem schaltstromwandler
WO2012167161A1 (en) 2011-06-03 2012-12-06 Cirrus Logic, Inc. Primary-side control of a switching power converter with feed forward delay compensation
JP5762205B2 (ja) * 2011-08-04 2015-08-12 ラピスセミコンダクタ株式会社 半導体集積回路
WO2013090852A2 (en) 2011-12-14 2013-06-20 Cirrus Logic, Inc. Adaptive current control timing and responsive current control for interfacing with a dimmer
US9520794B2 (en) 2012-07-25 2016-12-13 Philips Lighting Holding B.V Acceleration of output energy provision for a load during start-up of a switching power converter
EP2965592A1 (de) 2013-03-07 2016-01-13 Koninklijke Philips N.V. Verwendung sekundärseitiger leitungszeitparameter eines schaltleistungswandlers zur erzeugung von energie für eine last
WO2014164740A1 (en) 2013-03-11 2014-10-09 Cirrus Logic, Inc. Reduction of supply current variations using compensation current control
WO2014164755A2 (en) 2013-03-11 2014-10-09 Cirrus Logic, Inc. Quantization error reduction in constant output current control drivers
WO2014186765A1 (en) 2013-05-17 2014-11-20 Cirrus Logic, Inc. Single pin control of bipolar junction transistor (bjt)-based power stage
WO2014186776A1 (en) 2013-05-17 2014-11-20 Cirrus Logic, Inc. Charge pump-based circuitry for bjt power supply
JP5838997B2 (ja) * 2013-05-21 2016-01-06 トヨタ自動車株式会社 電力変換装置及び電力補正方法
CN103280960B (zh) * 2013-05-31 2015-04-15 华为技术有限公司 限流装置及限流方法
WO2015017317A2 (en) 2013-07-29 2015-02-05 Cirrus Logic, Inc. Two terminal drive of bipolar junction transistor (bjt) for switch-mode operation of a light emitting diode (led)-based bulb
US9504106B2 (en) 2013-07-29 2016-11-22 Cirrus Logic, Inc. Compensating for a reverse recovery time period of a bipolar junction transistor (BJT) in switch-mode operation of a light-emitting diode (LED)-based bulb
US9161401B1 (en) 2014-03-20 2015-10-13 Cirrus Logic, Inc. LED (light-emitting diode) string derived controller power supply
US9214862B2 (en) 2014-04-17 2015-12-15 Philips International, B.V. Systems and methods for valley switching in a switching power converter
US9325236B1 (en) 2014-11-12 2016-04-26 Koninklijke Philips N.V. Controlling power factor in a switching power converter operating in discontinuous conduction mode
JP6485047B2 (ja) * 2015-01-08 2019-03-20 富士電機株式会社 スイッチング電源装置
US9504118B2 (en) 2015-02-17 2016-11-22 Cirrus Logic, Inc. Resistance measurement of a resistor in a bipolar junction transistor (BJT)-based power stage
US9603206B2 (en) 2015-02-27 2017-03-21 Cirrus Logic, Inc. Detection and control mechanism for tail current in a bipolar junction transistor (BJT)-based power stage
US9609701B2 (en) 2015-02-27 2017-03-28 Cirrus Logic, Inc. Switch-mode drive sensing of reverse recovery in bipolar junction transistor (BJT)-based power converters
US10069399B1 (en) 2017-04-11 2018-09-04 Infineon Technologies Austria Ag Selecting an aspect ratio for current monitoring

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4823070A (en) * 1986-11-18 1989-04-18 Linear Technology Corporation Switching voltage regulator circuit
KR910008548B1 (ko) * 1987-05-07 1991-10-18 가부시키가이샤 히타치세이사쿠쇼 충전발전기의 전압조정장치
US5390101A (en) 1994-01-04 1995-02-14 Motorola, Inc. Flyback power supply having a VCO controlled switching rate
US5528483A (en) 1994-08-23 1996-06-18 Siliconix, Inc. Voltage converter with frequency shift protection against overload current
GB2298532A (en) * 1995-02-28 1996-09-04 Ibm Switch mode power supply
US5747976A (en) * 1996-03-26 1998-05-05 Raytheon Company Constant on-time architecture for switching regulators
DE69724094D1 (de) * 1997-04-09 2003-09-18 St Microelectronics Srl Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler Schaltfrequenz
US6232775B1 (en) * 1997-12-26 2001-05-15 Alps Electric Co., Ltd Magneto-impedance element, and azimuth sensor, autocanceler and magnetic head using the same
US6226190B1 (en) 1998-02-27 2001-05-01 Power Integrations, Inc. Off-line converter with digital control
US6147883A (en) 1998-11-16 2000-11-14 Power Integrations, Inc. Output feedback and under-voltage detection
JP2001095233A (ja) 1999-09-22 2001-04-06 Tdk Corp スイッチング電源装置
US6154377A (en) 1999-10-08 2000-11-28 Power Integrations, Inc. Method and apparatus reducing overshoot in a power supply controller
JP4399929B2 (ja) * 1999-12-02 2010-01-20 パナソニック株式会社 スイッチング電源装置
US6232755B1 (en) * 2000-01-31 2001-05-15 Intel Corporation Switching voltage regulator that adjusts a timing in response to a load transient
JP2002056678A (ja) * 2000-08-14 2002-02-22 Mitsubishi Electric Corp 基板バイアス電圧発生回路
US6424229B1 (en) * 2001-06-04 2002-07-23 Ericsson Inc. Tunable voltage controlled oscillator circuit having aided acquisition and methods for operating the same
US6747443B2 (en) * 2001-08-31 2004-06-08 Power Integrations, Inc. Method and apparatus for trimming current limit and frequency to maintain a constant maximum power
DE10392501T5 (de) * 2002-04-03 2006-04-20 International Rectifier Corp., El Segundo Verbesserungen eines synchronen Buck Converters

Also Published As

Publication number Publication date
US20080136392A1 (en) 2008-06-12
JP2003134811A (ja) 2003-05-09
US20040189274A1 (en) 2004-09-30
EP1289107B1 (de) 2008-08-13
EP1289107A2 (de) 2003-03-05
US20060273773A1 (en) 2006-12-07
JP5269695B2 (ja) 2013-08-21
US7486062B2 (en) 2009-02-03
EP1289107A3 (de) 2003-05-21
JP2009183145A (ja) 2009-08-13
US6882134B2 (en) 2005-04-19
US6992471B2 (en) 2006-01-31
US6747443B2 (en) 2004-06-08
US7109696B2 (en) 2006-09-19
US7345462B2 (en) 2008-03-18
US20030043601A1 (en) 2003-03-06
JP4361250B2 (ja) 2009-11-11
US20060022659A1 (en) 2006-02-02
US20050146900A1 (en) 2005-07-07

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