GB2502992B - A constant current switched mode power supply controller - Google Patents

A constant current switched mode power supply controller

Info

Publication number
GB2502992B
GB2502992B GB1210378.4A GB201210378A GB2502992B GB 2502992 B GB2502992 B GB 2502992B GB 201210378 A GB201210378 A GB 201210378A GB 2502992 B GB2502992 B GB 2502992B
Authority
GB
United Kingdom
Prior art keywords
power supply
constant current
mode power
supply controller
switched mode
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 - Fee Related
Application number
GB1210378.4A
Other versions
GB201210378D0 (en
GB2502992A (en
Inventor
Conor Mcauliffe
Paul Grogan
Marcus Oduinn
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.)
IKON SEMICONDUCTOR Ltd
Original Assignee
IKON SEMICONDUCTOR Ltd
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 IKON SEMICONDUCTOR Ltd filed Critical IKON SEMICONDUCTOR Ltd
Priority to GB1210378.4A priority Critical patent/GB2502992B/en
Publication of GB201210378D0 publication Critical patent/GB201210378D0/en
Priority to PCT/EP2013/062057 priority patent/WO2013186227A2/en
Publication of GB2502992A publication Critical patent/GB2502992A/en
Application granted granted Critical
Publication of GB2502992B publication Critical patent/GB2502992B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4258—Arrangements for improving power factor of AC input using a single converter stage both for correction of AC input power factor and generation of a regulated and galvanically isolated DC output voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for dc mains or dc distribution networks
    • H02J1/04—Constant-current supply systems
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
GB1210378.4A 2012-06-12 2012-06-12 A constant current switched mode power supply controller Expired - Fee Related GB2502992B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1210378.4A GB2502992B (en) 2012-06-12 2012-06-12 A constant current switched mode power supply controller
PCT/EP2013/062057 WO2013186227A2 (en) 2012-06-12 2013-06-11 A constant current switched mode power supply controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1210378.4A GB2502992B (en) 2012-06-12 2012-06-12 A constant current switched mode power supply controller

Publications (3)

Publication Number Publication Date
GB201210378D0 GB201210378D0 (en) 2012-07-25
GB2502992A GB2502992A (en) 2013-12-18
GB2502992B true GB2502992B (en) 2015-08-26

Family

ID=46605809

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1210378.4A Expired - Fee Related GB2502992B (en) 2012-06-12 2012-06-12 A constant current switched mode power supply controller

Country Status (2)

Country Link
GB (1) GB2502992B (en)
WO (1) WO2013186227A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT14262U1 (en) * 2014-01-13 2015-07-15 Tridonic Gmbh & Co Kg Driver circuit for lamps, in particular LEDs
KR102129630B1 (en) * 2014-09-15 2020-07-03 매그나칩 반도체 유한회사 Circuit and method fixing frequency of ac direct light apparatus
DE212015000282U1 (en) * 2014-12-12 2017-08-11 Seoul Semiconductor Co., Ltd. LED circuit with improved flicker performance and lighting device comprising same
US9647532B2 (en) 2015-02-05 2017-05-09 Stmicroelectronics S.R.L. Control device for a PFC converter and corresponding control method
CN116711201A (en) * 2021-01-15 2023-09-05 赤多尼科两合股份有限公司 Power supply circuit, control method, lighting device driver, and lighting apparatus

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2256291A (en) * 1991-05-31 1992-12-02 American Telephone & Telegraph Output voltage estimating circuit for a power converter having galvanic isolation
GB2439998A (en) * 2006-07-07 2008-01-16 Cambridge Semiconductor Ltd Estimating the output current of a switch mode power supply
GB2439997A (en) * 2006-07-07 2008-01-16 Cambridge Semiconductor Ltd Estimating the output current of a switch mode power supply
GB2460266A (en) * 2008-05-23 2009-11-25 Cambridge Semiconductor Ltd Estimating conduction times of a switch mode power supply transformer
US20100079081A1 (en) * 2008-08-28 2010-04-01 Wanfeng Zhang Light-Emitting Diode (LED) Driver and Controller
US20120081029A1 (en) * 2010-10-04 2012-04-05 Jinho Choi Average Output Current Estimation Using Primary-Side Sensing
WO2012078981A1 (en) * 2010-12-09 2012-06-14 Altair Engineering, Inc. Current regulator circuit for led light

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009156891A1 (en) * 2008-06-26 2009-12-30 Nxp B.V. Switch mode power supplies

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2256291A (en) * 1991-05-31 1992-12-02 American Telephone & Telegraph Output voltage estimating circuit for a power converter having galvanic isolation
GB2439998A (en) * 2006-07-07 2008-01-16 Cambridge Semiconductor Ltd Estimating the output current of a switch mode power supply
GB2439997A (en) * 2006-07-07 2008-01-16 Cambridge Semiconductor Ltd Estimating the output current of a switch mode power supply
GB2460266A (en) * 2008-05-23 2009-11-25 Cambridge Semiconductor Ltd Estimating conduction times of a switch mode power supply transformer
US20100079081A1 (en) * 2008-08-28 2010-04-01 Wanfeng Zhang Light-Emitting Diode (LED) Driver and Controller
US20120081029A1 (en) * 2010-10-04 2012-04-05 Jinho Choi Average Output Current Estimation Using Primary-Side Sensing
WO2012078981A1 (en) * 2010-12-09 2012-06-14 Altair Engineering, Inc. Current regulator circuit for led light

Also Published As

Publication number Publication date
GB201210378D0 (en) 2012-07-25
WO2013186227A3 (en) 2014-03-06
WO2013186227A2 (en) 2013-12-19
GB2502992A (en) 2013-12-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190612