GB2448741A - Current sensing and overload protection of a switch mode power converter - Google Patents
Current sensing and overload protection of a switch mode power converter Download PDFInfo
- Publication number
- GB2448741A GB2448741A GB0708112A GB0708112A GB2448741A GB 2448741 A GB2448741 A GB 2448741A GB 0708112 A GB0708112 A GB 0708112A GB 0708112 A GB0708112 A GB 0708112A GB 2448741 A GB2448741 A GB 2448741A
- Authority
- GB
- United Kingdom
- Prior art keywords
- current
- input
- current sense
- power converter
- switch
- 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.)
- Withdrawn
Links
- 238000004804 winding Methods 0.000 claims abstract description 89
- 239000003990 capacitor Substances 0.000 claims abstract description 36
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- 230000002829 reductive effect Effects 0.000 claims abstract description 21
- 238000000034 method Methods 0.000 claims description 60
- 230000001419 dependent effect Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 26
- 230000006399 behavior Effects 0.000 description 16
- 230000004907 flux Effects 0.000 description 15
- 239000011162 core material Substances 0.000 description 13
- 230000033228 biological regulation Effects 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 8
- 238000009499 grossing Methods 0.000 description 8
- 230000000670 limiting effect Effects 0.000 description 8
- 230000035882 stress Effects 0.000 description 8
- 230000001276 controlling effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 5
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- 230000009467 reduction Effects 0.000 description 5
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- 238000007726 management method Methods 0.000 description 4
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- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
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- 238000002955 isolation Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
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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
- 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
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/1213—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for DC-DC 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
- 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
- H02M3/22—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
-
- 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
- H02M3/33523—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 with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0708112A GB2448741A (en) | 2007-04-26 | 2007-04-26 | Current sensing and overload protection of a switch mode power converter |
| PCT/GB2008/050289 WO2008132501A2 (fr) | 2007-04-26 | 2008-04-24 | Convertisseurs de puissance à commutation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0708112A GB2448741A (en) | 2007-04-26 | 2007-04-26 | Current sensing and overload protection of a switch mode power converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB0708112D0 GB0708112D0 (en) | 2007-06-06 |
| GB2448741A true GB2448741A (en) | 2008-10-29 |
Family
ID=38170749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB0708112A Withdrawn GB2448741A (en) | 2007-04-26 | 2007-04-26 | Current sensing and overload protection of a switch mode power converter |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB2448741A (fr) |
| WO (1) | WO2008132501A2 (fr) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2472115A (en) * | 2009-07-22 | 2011-01-26 | Wolfson Microelectronics Plc | Current limiting in a DC-DC converter |
| EP2387139A1 (fr) * | 2010-05-08 | 2011-11-16 | Dewert Antriebs- und Systemtechnik GmbH | Entraînement de meuble électro-motorisé doté d'un dispositif d'alimentation en énergie |
| GB2495134A (en) * | 2011-09-30 | 2013-04-03 | Tridonic Uk Ltd | Power supply apparatus |
| EP3176592A1 (fr) * | 2015-07-28 | 2017-06-07 | Panoramic Power Ltd. | Gestion thermique de capteurs de puissance autonomes |
| US9720017B2 (en) | 2009-04-16 | 2017-08-01 | Panoramic Power Ltd. | Apparatus and methods thereof for power consumption measurement at circuit breaker points |
| US9726700B2 (en) | 2009-04-16 | 2017-08-08 | Panoramic Power Ltd. | Method for operation of a self-powered power sensor (SPPS) having a reservoir capacitor |
| US9964568B2 (en) | 2009-04-16 | 2018-05-08 | Panoramic Power Ltd. | Apparatus and methods thereof for error correction in split core current transformers |
| US10024885B2 (en) | 2015-07-28 | 2018-07-17 | Panoramic Power Ltd. | Thermal management of self-powered power sensors |
| US10811977B2 (en) | 2013-03-13 | 2020-10-20 | Power Integrations, Inc. | Switched mode power converter controller with ramp time modulation |
| US20210075327A1 (en) * | 2018-03-09 | 2021-03-11 | Delta Electronics, Inc. | Conversion device and control method thereof |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8947895B2 (en) * | 2011-03-09 | 2015-02-03 | Marvell World Trade Ltd. | Two-peak current control for flyback voltage converters |
| JP6271049B1 (ja) * | 2017-01-13 | 2018-01-31 | 入野 晃一 | 電力変換装置 |
| CN107070236B (zh) * | 2017-04-07 | 2019-02-22 | 苏州博创集成电路设计有限公司 | 开关电源 |
| CN109728564B (zh) * | 2018-12-28 | 2020-02-28 | 郑州云海信息技术有限公司 | 一种电路过流保护装置和方法 |
| JP7039520B2 (ja) * | 2019-05-28 | 2022-03-22 | 本田技研工業株式会社 | 電源システム |
| FR3107621B1 (fr) * | 2020-02-25 | 2022-03-04 | St Microelectronics Grenoble 2 | Interface d'alimentation USB-PD |
| US11081965B1 (en) * | 2020-03-30 | 2021-08-03 | Dialog Semiconductor Inc | Universal input voltage detection system for a flyback converter |
| DE102021203742A1 (de) | 2021-04-15 | 2022-10-20 | Osram Gmbh | Strommessvorrichtung für getaktete leistungswandler und regelungsschaltung zur anwendung der strommessvorrichtung |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5335162A (en) * | 1993-01-15 | 1994-08-02 | Toko America, Inc. | Primary side controller for regulated power converters |
| WO1999008372A1 (fr) * | 1997-08-11 | 1999-02-18 | System General Corporation | Compensateur de pente adaptatif pour convertisseur mode courant |
| WO2003000025A2 (fr) * | 2001-06-21 | 2003-01-03 | Champion Microelectronic Corp. | Limitation de l'appel de courant et resistance stabilisatrice ou blocage du courant dans un convertisseur de puissance a commutation |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5245526A (en) * | 1992-02-07 | 1993-09-14 | Power Integrations, Inc. | Below ground current sensing with current input to control threshold |
| EP1058374A1 (fr) * | 1999-06-01 | 2000-12-06 | Motorola, Inc. | Dispositif de contrôle par modulation à largeur d'impulsions |
| EP1124315B1 (fr) * | 2000-02-11 | 2007-01-03 | Semiconductor Components Industries, LLC | Alimentation à découpage avec mode de suppression d'impulsion programmable |
| DE10393361T5 (de) * | 2002-09-30 | 2005-09-08 | Infineon Technologies Ag | Schaltnetzteile |
| TWI253224B (en) * | 2004-12-21 | 2006-04-11 | Richtek Techohnology Corp | Over-voltage and over-current protector and protective method for rising voltage current-mode converter |
| US7064531B1 (en) * | 2005-03-31 | 2006-06-20 | Micrel, Inc. | PWM buck regulator with LDO standby mode |
-
2007
- 2007-04-26 GB GB0708112A patent/GB2448741A/en not_active Withdrawn
-
2008
- 2008-04-24 WO PCT/GB2008/050289 patent/WO2008132501A2/fr not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5335162A (en) * | 1993-01-15 | 1994-08-02 | Toko America, Inc. | Primary side controller for regulated power converters |
| WO1999008372A1 (fr) * | 1997-08-11 | 1999-02-18 | System General Corporation | Compensateur de pente adaptatif pour convertisseur mode courant |
| WO2003000025A2 (fr) * | 2001-06-21 | 2003-01-03 | Champion Microelectronic Corp. | Limitation de l'appel de courant et resistance stabilisatrice ou blocage du courant dans un convertisseur de puissance a commutation |
Non-Patent Citations (1)
| Title |
|---|
| Erisman, B.P; Marti, F; and Redl, R: IEEE Power Electronics Congress, Puebla, Mexico, 21-25 August 1994, Technical Proceeding International; pages 23-35 "Novel primary-side controller and error-signal isolator power supplies in low-cost five-pin packages" * |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9720017B2 (en) | 2009-04-16 | 2017-08-01 | Panoramic Power Ltd. | Apparatus and methods thereof for power consumption measurement at circuit breaker points |
| US9964568B2 (en) | 2009-04-16 | 2018-05-08 | Panoramic Power Ltd. | Apparatus and methods thereof for error correction in split core current transformers |
| US9726700B2 (en) | 2009-04-16 | 2017-08-08 | Panoramic Power Ltd. | Method for operation of a self-powered power sensor (SPPS) having a reservoir capacitor |
| US9720018B2 (en) | 2009-04-16 | 2017-08-01 | Panoramic Power Ltd. | Apparatus and methods thereof for power consumption measurement at circuit breaker points |
| US8519691B2 (en) | 2009-07-22 | 2013-08-27 | Wolfson Microelectronics Plc | Current limiting for DC-DC converters |
| GB2472115A (en) * | 2009-07-22 | 2011-01-26 | Wolfson Microelectronics Plc | Current limiting in a DC-DC converter |
| GB2472115B (en) * | 2009-07-22 | 2011-10-19 | Wolfson Microelectronics Plc | Improvements in DC-DC converters |
| EP2387139A1 (fr) * | 2010-05-08 | 2011-11-16 | Dewert Antriebs- und Systemtechnik GmbH | Entraînement de meuble électro-motorisé doté d'un dispositif d'alimentation en énergie |
| GB2495134B (en) * | 2011-09-30 | 2014-06-11 | Tridonic Uk Ltd | Power supply apparatus |
| GB2495134A (en) * | 2011-09-30 | 2013-04-03 | Tridonic Uk Ltd | Power supply apparatus |
| US10811977B2 (en) | 2013-03-13 | 2020-10-20 | Power Integrations, Inc. | Switched mode power converter controller with ramp time modulation |
| US11349398B2 (en) | 2013-03-13 | 2022-05-31 | Power Integrations, Inc | Switched mode power converter controller with ramp time modulation |
| EP3176592A1 (fr) * | 2015-07-28 | 2017-06-07 | Panoramic Power Ltd. | Gestion thermique de capteurs de puissance autonomes |
| US9891252B2 (en) | 2015-07-28 | 2018-02-13 | Panoramic Power Ltd. | Thermal management of self-powered power sensors |
| US10024885B2 (en) | 2015-07-28 | 2018-07-17 | Panoramic Power Ltd. | Thermal management of self-powered power sensors |
| US20210075327A1 (en) * | 2018-03-09 | 2021-03-11 | Delta Electronics, Inc. | Conversion device and control method thereof |
| US11949340B2 (en) * | 2018-03-09 | 2024-04-02 | Delta Electronics, Inc. | Conversion device and control method thereof for controlling a peak value of a current of a primary side switch |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008132501A3 (fr) | 2008-12-24 |
| GB0708112D0 (en) | 2007-06-06 |
| WO2008132501A2 (fr) | 2008-11-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |