GB2262822B - A synchronized switch-mode power supply - Google Patents

A synchronized switch-mode power supply

Info

Publication number
GB2262822B
GB2262822B GB9301775A GB9301775A GB2262822B GB 2262822 B GB2262822 B GB 2262822B GB 9301775 A GB9301775 A GB 9301775A GB 9301775 A GB9301775 A GB 9301775A GB 2262822 B GB2262822 B GB 2262822B
Authority
GB
United Kingdom
Prior art keywords
power supply
mode power
synchronized switch
synchronized
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.)
Expired - Fee Related
Application number
GB9301775A
Other versions
GB2262822A (en
GB9301775D0 (en
Inventor
Giovanni Michele Leonardi
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.)
RCA Licensing Corp
Original Assignee
RCA Licensing Corp
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 GB898905173A external-priority patent/GB8905173D0/en
Priority claimed from GB898905172A external-priority patent/GB8905172D0/en
Priority claimed from US07/424,354 external-priority patent/US4937727A/en
Application filed by RCA Licensing Corp filed Critical RCA Licensing Corp
Publication of GB9301775D0 publication Critical patent/GB9301775D0/en
Publication of GB2262822A publication Critical patent/GB2262822A/en
Application granted granted Critical
Publication of GB2262822B publication Critical patent/GB2262822B/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
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • 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)
  • Television Receiver Circuits (AREA)
GB9301775A 1989-03-07 1993-01-29 A synchronized switch-mode power supply Expired - Fee Related GB2262822B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB898905173A GB8905173D0 (en) 1989-03-07 1989-03-07 An economical switched-mode power supply with secondary side regulation
GB898905172A GB8905172D0 (en) 1989-03-07 1989-03-07 Switched-mode power supply with secondary to primary control and fixed frequency
US07/424,354 US4937727A (en) 1989-03-07 1989-10-19 Switch-mode power supply with transformer-coupled feedback

Publications (3)

Publication Number Publication Date
GB9301775D0 GB9301775D0 (en) 1993-03-17
GB2262822A GB2262822A (en) 1993-06-30
GB2262822B true GB2262822B (en) 1993-09-15

Family

ID=27264353

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9004975A Expired - Fee Related GB2230114B (en) 1989-03-07 1990-03-06 A synchronized switch-mode power supply
GB9301775A Expired - Fee Related GB2262822B (en) 1989-03-07 1993-01-29 A synchronized switch-mode power supply

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9004975A Expired - Fee Related GB2230114B (en) 1989-03-07 1990-03-06 A synchronized switch-mode power supply

Country Status (3)

Country Link
JP (1) JP2721925B2 (en)
FR (1) FR2647280B1 (en)
GB (2) GB2230114B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920000347Y1 (en) * 1989-12-29 1992-01-15 삼성전자 주식회사 S.m.p.s. control circuit
GB9620890D0 (en) * 1996-10-07 1996-11-27 Thomson Multimedia Sa Switch mode power supply
DE19826152A1 (en) * 1998-06-12 1999-12-16 Thomson Brandt Gmbh Arrangement with a switching power supply and a microprocessor
JP3237633B2 (en) * 1998-12-02 2001-12-10 株式会社村田製作所 Switching power supply
JP3475888B2 (en) * 2000-01-11 2003-12-10 株式会社村田製作所 Switching power supply
US6456511B1 (en) 2000-02-17 2002-09-24 Tyco Electronics Corporation Start-up circuit for flyback converter having secondary pulse width modulation
JP4442028B2 (en) * 2000-12-11 2010-03-31 富士電機システムズ株式会社 Control method of DC / DC converter
US6775164B2 (en) 2002-03-14 2004-08-10 Tyco Electronics Corporation Three-terminal, low voltage pulse width modulation controller IC

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7507437A (en) * 1975-06-23 1976-12-27 Philips Nv CIRCUIT FOR CONVERTING AN INPUT DC VOLTAGE TO AN OUTPUT DC VOLTAGE.
JPS5914981B2 (en) * 1979-03-17 1984-04-06 ティーディーケイ株式会社 switching power supply
US4524411A (en) * 1982-09-29 1985-06-18 Rca Corporation Regulated power supply circuit
CA1317369C (en) * 1988-03-10 1993-05-04 Giovanni Michele Leonardi Switch-mode power supply

Also Published As

Publication number Publication date
GB2230114B (en) 1993-08-11
GB2262822A (en) 1993-06-30
JPH02273073A (en) 1990-11-07
GB9004975D0 (en) 1990-05-02
GB9301775D0 (en) 1993-03-17
GB2230114A (en) 1990-10-10
FR2647280A1 (en) 1990-11-23
FR2647280B1 (en) 1993-06-04
JP2721925B2 (en) 1998-03-04

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Legal Events

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

Effective date: 20090306