GB2402005B - Switching power supply unit - Google Patents

Switching power supply unit

Info

Publication number
GB2402005B
GB2402005B GB0416383A GB0416383A GB2402005B GB 2402005 B GB2402005 B GB 2402005B GB 0416383 A GB0416383 A GB 0416383A GB 0416383 A GB0416383 A GB 0416383A GB 2402005 B GB2402005 B GB 2402005B
Authority
GB
United Kingdom
Prior art keywords
power supply
supply unit
switching power
switching
unit
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
GB0416383A
Other versions
GB0416383D0 (en
GB2402005A (en
Inventor
Tadahiko Matsumoto
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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
Priority claimed from JP2001368831A external-priority patent/JP3620497B2/en
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Priority claimed from GB0328052A external-priority patent/GB2395378B/en
Publication of GB0416383D0 publication Critical patent/GB0416383D0/en
Publication of GB2402005A publication Critical patent/GB2402005A/en
Application granted granted Critical
Publication of GB2402005B publication Critical patent/GB2402005B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • 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
    • H02H7/1203—Circuits independent of the type of conversion
    • H02H7/1206—Circuits independent of the type of conversion specially adapted to conversion cells composed of a plurality of parallel or serial connected elements
    • 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
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/36—Means for starting or stopping converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
GB0416383A 2001-12-03 2002-12-03 Switching power supply unit Expired - Fee Related GB2402005B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001368831A JP3620497B2 (en) 2001-12-03 2001-12-03 Switching power supply
GB0328052A GB2395378B (en) 2001-12-03 2002-12-03 Switching power supply unit

Publications (3)

Publication Number Publication Date
GB0416383D0 GB0416383D0 (en) 2004-08-25
GB2402005A GB2402005A (en) 2004-11-24
GB2402005B true GB2402005B (en) 2005-03-09

Family

ID=33312374

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0416383A Expired - Fee Related GB2402005B (en) 2001-12-03 2002-12-03 Switching power supply unit

Country Status (1)

Country Link
GB (1) GB2402005B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2447873B (en) 2007-03-30 2009-07-29 Cambridge Semiconductor Ltd Forward power converter controllers
GB2448117B (en) 2007-03-30 2009-06-03 Cambridge Semiconductor Ltd Forward power converter controllers
JP5494009B2 (en) * 2010-03-01 2014-05-14 株式会社村田製作所 Switching control circuit and switching power supply device
CN103023450B (en) 2011-02-16 2015-09-23 株式会社村田制作所 Electronic devices and components
CN103582207A (en) * 2013-11-13 2014-02-12 深圳市东方之星电源有限公司 Constant current power supply open loop hiccup protection circuit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2191050A (en) * 1986-04-22 1987-12-02 Mitel Corp Preventing overcurrent in switching regulator
US5400206A (en) * 1993-07-27 1995-03-21 Honeywell Inc. Short circuit and overload protection circuit which allows a predetermined number of reconnection attempts
US5818670A (en) * 1996-03-08 1998-10-06 Samsung Electronics Co., Ltd. Switching mode power supply with protection function against overcurrent and overvoltage

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2191050A (en) * 1986-04-22 1987-12-02 Mitel Corp Preventing overcurrent in switching regulator
US5400206A (en) * 1993-07-27 1995-03-21 Honeywell Inc. Short circuit and overload protection circuit which allows a predetermined number of reconnection attempts
US5818670A (en) * 1996-03-08 1998-10-06 Samsung Electronics Co., Ltd. Switching mode power supply with protection function against overcurrent and overvoltage

Also Published As

Publication number Publication date
GB0416383D0 (en) 2004-08-25
GB2402005A (en) 2004-11-24

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Legal Events

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

Effective date: 20131203