KR100705379B1 - Dc-dc 컨버터의 제어 회로 및 그 제어 방법 - Google Patents
Dc-dc 컨버터의 제어 회로 및 그 제어 방법 Download PDFInfo
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- KR100705379B1 KR100705379B1 KR1020050115398A KR20050115398A KR100705379B1 KR 100705379 B1 KR100705379 B1 KR 100705379B1 KR 1020050115398 A KR1020050115398 A KR 1020050115398A KR 20050115398 A KR20050115398 A KR 20050115398A KR 100705379 B1 KR100705379 B1 KR 100705379B1
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- 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
- H02M3/157—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 with digital control
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- 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
-
- 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
- H02M1/0016—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters
- H02M1/0022—Control circuits providing compensation of output voltage deviations using feedforward of disturbance parameters the disturbance parameters being input voltage fluctuations
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
- H03M3/412—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution
- H03M3/422—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only
- H03M3/43—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the number of quantisers and their type and resolution having one quantiser only the quantiser being a single bit one
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/39—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators
- H03M3/436—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type
- H03M3/456—Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators characterised by the order of the loop filter, e.g. error feedback type the modulator having a first order loop filter in the feedforward path
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M3/00—Conversion of analogue values to or from differential modulation
- H03M3/30—Delta-sigma modulation
- H03M3/50—Digital/analogue converters using delta-sigma modulation as an intermediate step
- H03M3/502—Details of the final digital/analogue conversion following the digital delta-sigma modulation
- H03M3/506—Details of the final digital/analogue conversion following the digital delta-sigma modulation the final digital/analogue converter being constituted by a pulse width modulator
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (7)
- 입력 전압으로부터 기준 전압에 따른 출력 전압을 생성하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로로서,상기 출력 전압과 귀환 신호를 차분한 차분 신호를 출력하는 연산부와,상기 기준 전압이 비반전 입력에 입력되고 상기 차분 신호가 반전 입력에 입력되는 차전압 증폭기와, 일단이 상기 차전압 증폭기의 반전 입력 단자에 접속되고, 타단이 상기 차전압 증폭기의 출력 단자에 접속되는 커패시터를 구비하며, 상기 차분 신호를 적분한 적분 신호를 출력하는 적분부와,상기 적분 신호에 양자화 처리를 실시하여 1 비트 디지털 신호를 출력하는 양자화부와,입력되는 상기 1 비트 디지털 신호에 따라 상기 입력 전압 또는 접지 전압을 상기 귀환 신호로서 상기 연산부에 출력하는 귀환부와,상기 양자화부의 펄스 밀도에 따라 상기 DC-DC 컨버터의 메인 스위칭 소자의 온듀티를 정하는 PWM부를 구비하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로.
- 제1항에 있어서, 상기 연산부는,상기 출력 전압의 입력 단자와 상기 적분부의 입력 단자 사이에 접속되는 제1 저항 소자와,상기 귀환부의 출력 단자와 상기 적분부의 입력 단자 사이에 접속되는 제2 저항 소자를 구비하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로.
- 제1항에 있어서, 상기 양자화부는,상기 적분 신호와 참조 전압의 대소를 비교하는 비교기와,이 비교기의 출력과 클록 신호가 입력되고, 이 클록 신호에 동기하여 상기 비교기의 출력 신호를 상기 귀환부에 출력하는 플립플롭을 구비하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로.
- 제1항에 있어서, 상기 양자화부는 클록 신호에 따라 상기 1 비트 디지털 신호를 출력하고,상기 펄스 밀도는 상기 DC-DC 컨버터의 동작 주기인 동작 주기 클록 사이클 수를 차지하는 상기 적분부의 하이 레벨 출력에 따른 상기 1 비트 디지털 신호가 출력되는 출력 클록 사이클 수의 비율인 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로.
- 제4항에 있어서, 상기 PWM부는,상기 적분부의 하이 레벨 출력에 따른 상기 1 비트 디지털 신호가 출력되는 횟수를 카운트하는 제1 카운터와,상기 동작 주기 클록 사이클 수를 반복 카운트하는 제2 카운터와,상기 제2 카운터의 카운트 수에 따라 상기 동작 주기마다 상기 제1 카운터의 카운트 수를 취득하는 레지스터와,상기 제2 카운터의 카운트 수와 상기 레지스터에 유지되는 상기 제1 카운터의 카운트 수를 비교하는 카운트 수 비교기를 구비하고,상기 제2 카운터의 카운트 수가 상기 제1 카운터의 카운트 수보다도 작은 기간에 있어서는 상기 메인 스위칭 소자에 도통 제어를 행하며,상기 제2 카운터의 카운트 수가 상기 제1 카운터의 카운트 수 이상인 기간에 있어서는 상기 메인 스위칭 소자에 비도통 제어를 행하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 회로.
- 제1항에 기재한 DC-DC 컨버터의 제어 회로와,이 DC-DC 컨버터의 제어 회로에 의해 온듀티가 제어되는 메인 스위칭 소자 및 동기 정류용 스위칭 소자와,초크 코일을 구비하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터.
- 입력 전압으로부터 기준 전압에 따른 출력 전압을 생성하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 방법으로서,상기 출력 전압과 귀환 신호를 차분한 차분 신호를 출력하는 단계와,이 차분 신호를 적분한 적분 신호를 출력하는 단계와,상기 적분 신호에 양자화 처리를 실시하여 1 비트 디지털 신호를 출력하는 단계와,입력되는 상기 1 비트 디지털 신호에 따라 상기 입력 전압 또는 접지 전압을 상기 귀환 신호로서 출력하는 단계와,상기 귀환 신호의 펄스 밀도에 따라 상기 DC-DC 컨버터의 메인 스위칭 소자의 온듀티를 정하는 단계를 구비하는 것을 특징으로 하는 스위칭 레귤레이터 방식 DC-DC 컨버터의 제어 방법.
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JPJP-P-2005-00247554 | 2005-08-29 | ||
JP2005247554A JP4350075B2 (ja) | 2005-08-29 | 2005-08-29 | Dc−dcコンバータの制御回路およびその制御方法 |
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KR20070025890A KR20070025890A (ko) | 2007-03-08 |
KR100705379B1 true KR100705379B1 (ko) | 2007-04-17 |
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Country Status (7)
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US (1) | US7119525B1 (ko) |
EP (1) | EP1760866B1 (ko) |
JP (1) | JP4350075B2 (ko) |
KR (1) | KR100705379B1 (ko) |
CN (1) | CN100547893C (ko) |
DE (1) | DE602005022070D1 (ko) |
TW (1) | TWI303917B (ko) |
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- 2005-11-07 TW TW094138970A patent/TWI303917B/zh not_active IP Right Cessation
- 2005-11-08 DE DE602005022070T patent/DE602005022070D1/de active Active
- 2005-11-08 EP EP05024265A patent/EP1760866B1/en not_active Not-in-force
- 2005-11-18 US US11/281,616 patent/US7119525B1/en active Active
- 2005-11-30 KR KR1020050115398A patent/KR100705379B1/ko not_active Expired - Fee Related
- 2005-11-30 CN CNB2005101256162A patent/CN100547893C/zh not_active Expired - Fee Related
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KR20180129645A (ko) * | 2017-05-26 | 2018-12-05 | 서울대학교산학협력단 | 실시간 최적화 태양 에너지-이산화탄소 환원 시스템 |
KR102101947B1 (ko) * | 2017-05-26 | 2020-04-17 | 서울대학교산학협력단 | 실시간 최적화 태양 에너지-이산화탄소 환원 시스템 |
Also Published As
Publication number | Publication date |
---|---|
EP1760866B1 (en) | 2010-06-30 |
TW200709542A (en) | 2007-03-01 |
KR20070025890A (ko) | 2007-03-08 |
US7119525B1 (en) | 2006-10-10 |
CN1925292A (zh) | 2007-03-07 |
EP1760866A3 (en) | 2008-04-02 |
CN100547893C (zh) | 2009-10-07 |
JP4350075B2 (ja) | 2009-10-21 |
DE602005022070D1 (de) | 2010-08-12 |
EP1760866A2 (en) | 2007-03-07 |
TWI303917B (en) | 2008-12-01 |
JP2007068254A (ja) | 2007-03-15 |
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