GB2531954B - A flyback converter and a method for controlling a flyback converter - Google Patents

A flyback converter and a method for controlling a flyback converter

Info

Publication number
GB2531954B
GB2531954B GB1522454.6A GB201522454A GB2531954B GB 2531954 B GB2531954 B GB 2531954B GB 201522454 A GB201522454 A GB 201522454A GB 2531954 B GB2531954 B GB 2531954B
Authority
GB
United Kingdom
Prior art keywords
flyback converter
controlling
method
flyback
converter
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.)
Active
Application number
GB1522454.6A
Other versions
GB2531954A (en
GB201522454D0 (en
Inventor
Chieh Su Ying
Chen Zhijun
Ren Zhimou
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.)
O2Micro Inc
Original Assignee
O2Micro 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 O2Micro Inc filed Critical O2Micro Inc
Priority to GB1522454.6A priority Critical patent/GB2531954B/en
Publication of GB201522454D0 publication Critical patent/GB201522454D0/en
Publication of GB2531954A publication Critical patent/GB2531954A/en
Application granted granted Critical
Publication of GB2531954B publication Critical patent/GB2531954B/en
Application status is Active legal-status Critical
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M3/00Conversion of dc power input into dc power output
    • H02M3/22Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28Conversion 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
    • H02M3/325Conversion 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
    • H02M3/335Conversion 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
    • H02M3/33507Conversion 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M3/00Conversion of dc power input into dc power output
    • H02M3/22Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28Conversion 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
    • H02M3/325Conversion 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
    • H02M3/335Conversion 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
    • H02M3/33507Conversion 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
    • H02M3/33523Conversion 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 with galvanic isolation between input and output
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS 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
    • H02M1/00Details of apparatus for conversion
    • H02M2001/0003Details of control, feedback and regulation circuits
    • H02M2001/0016Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameter
    • H02M2001/0022Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameter the disturbance parameter being input voltage fluctuations
GB1522454.6A 2015-12-18 2015-12-18 A flyback converter and a method for controlling a flyback converter Active GB2531954B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1522454.6A GB2531954B (en) 2015-12-18 2015-12-18 A flyback converter and a method for controlling a flyback converter

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1522454.6A GB2531954B (en) 2015-12-18 2015-12-18 A flyback converter and a method for controlling a flyback converter
PCT/US2016/067604 WO2017106866A1 (en) 2015-12-18 2016-12-19 A flyback converter and a method for controlling a flyback converter
PCT/US2016/067615 WO2017106870A1 (en) 2015-12-18 2016-12-19 A flyback converter and a method for controlling a flyback converter

Publications (3)

Publication Number Publication Date
GB201522454D0 GB201522454D0 (en) 2016-02-03
GB2531954A GB2531954A (en) 2016-05-04
GB2531954B true GB2531954B (en) 2017-05-03

Family

ID=55311283

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1522454.6A Active GB2531954B (en) 2015-12-18 2015-12-18 A flyback converter and a method for controlling a flyback converter

Country Status (2)

Country Link
GB (1) GB2531954B (en)
WO (2) WO2017106866A1 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080285319A1 (en) * 2007-05-18 2008-11-20 Deisch Cecil W Method and apparatus achieving a high power factor with a flyback transformer
US20110266969A1 (en) * 2010-04-30 2011-11-03 Werner Ludorf Dimmable LED Power Supply with Power Factor Control

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4106089A (en) * 1976-09-10 1978-08-08 The Garrett Corporation Alternating current power dividing or combining system
US6501234B2 (en) * 2001-01-09 2002-12-31 02 Micro International Limited Sequential burst mode activation circuit
CN103715899A (en) * 2012-09-28 2014-04-09 凹凸电子(武汉)有限公司 Flyback converter, controller for controlling flyback converter and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080285319A1 (en) * 2007-05-18 2008-11-20 Deisch Cecil W Method and apparatus achieving a high power factor with a flyback transformer
US20110266969A1 (en) * 2010-04-30 2011-11-03 Werner Ludorf Dimmable LED Power Supply with Power Factor Control

Also Published As

Publication number Publication date
WO2017106866A1 (en) 2017-06-22
GB2531954A (en) 2016-05-04
WO2017106870A1 (en) 2017-06-22
GB201522454D0 (en) 2016-02-03

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