KR920011041A - 스위칭 레규레이터 - Google Patents

스위칭 레규레이터 Download PDF

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Publication number
KR920011041A
KR920011041A KR1019910009001A KR910009001A KR920011041A KR 920011041 A KR920011041 A KR 920011041A KR 1019910009001 A KR1019910009001 A KR 1019910009001A KR 910009001 A KR910009001 A KR 910009001A KR 920011041 A KR920011041 A KR 920011041A
Authority
KR
South Korea
Prior art keywords
switching
output signal
comparator
mode
comparing
Prior art date
Application number
KR1019910009001A
Other languages
English (en)
Inventor
마사끼 니와야마
Original Assignee
시끼 모리야
미쯔비시 덴끼 가부시끼가이샤
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 시끼 모리야, 미쯔비시 덴끼 가부시끼가이샤 filed Critical 시끼 모리야
Publication of KR920011041A publication Critical patent/KR920011041A/ko

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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
    • 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
    • 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)
  • Control Of Voltage And Current In General (AREA)

Abstract

내용 없음

Description

스위칭 레규레이터
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 제1실시예를 일부 블록도로 도시한 회로도, 제4도는 본 발명의 제2실시예를 일부 블럭도로 도시한 회로도, 제6도는 본 발명의 제3실시예를 일부 블럭도로 도시한 회로도.

Claims (1)

  1. 소정의 기준 전압과 부하로의 출력 전압을 비교하는 오차 증폭기와, 이 오차 증폭기의 출력 신호와 기준 발진기의 출력 신호를 비교하는 RWM비교기와, 이 PWM비교기의 출력신호에 의해 온, 오프하는 스위칭 수단과, 이 스위칭 수단의 온, 오프에 의해, 입력된 전원 입력을 축적하여, 또한 상기한 부하로 공급하는 에너지 축적수단으로 구성이 되는 폐루프를 구비하여, 상기 한 에너지 축적 수단의 전류값에 의해 단속 모드 또는 연속 모드로 동작하는 스위칭, 레귤리터에 있어서, 상기 스위칭 수단의 출력 신호와 소정 제1의 임계값을 비교하여, 이 비교결과와 상기 PWM비교기의 출력 신호와의 일치 또는 불일치를 검출하여, 이 검출 결과를 평균화하는 듀티 검출수단과, 이 듀티 검출 수단의 출력 신호를 소정 제2의 임계값을 비교하여, 이 비교의 결과로부터 단속모드인가 연속 모드인가의 동작 모드를 도시하는 신호를 출력하는 레벨, 비교기를 설치하고, 상기한 오차 증폭기는 상기 동작 모드를 도시하는 신호에 의해 귀환율을 선택하는 이득 절환 스위치 및 상기한 귀환율에 의거한 제3의 임계값과 상기 부하로의 출력 전압과의 대소를 비교하여, 그 결과를 상기한 PWM비교기 및 상기 이득 절환 스위치로 출력하는 차동 증폭기를 구비하는 것을 특징으로 하는 스위칭, 레규레이터.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019910009001A 1990-11-09 1991-05-31 스위칭 레규레이터 KR920011041A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2302777A JPH04175908A (ja) 1990-11-09 1990-11-09 スイッチング・レギュレータ
JP90-302777 1990-11-09

Publications (1)

Publication Number Publication Date
KR920011041A true KR920011041A (ko) 1992-06-27

Family

ID=17912998

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910009001A KR920011041A (ko) 1990-11-09 1991-05-31 스위칭 레규레이터

Country Status (4)

Country Link
US (1) US5170333A (ko)
JP (1) JPH04175908A (ko)
KR (1) KR920011041A (ko)
DE (1) DE4136809C2 (ko)

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Also Published As

Publication number Publication date
DE4136809A1 (de) 1992-05-14
US5170333A (en) 1992-12-08
JPH04175908A (ja) 1992-06-23
DE4136809C2 (de) 1994-10-06

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