KR20060086275A - 스위칭 레귤레이터 제어 회로 및 스위칭 레귤레이터 - Google Patents
스위칭 레귤레이터 제어 회로 및 스위칭 레귤레이터 Download PDFInfo
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- KR20060086275A KR20060086275A KR1020060005918A KR20060005918A KR20060086275A KR 20060086275 A KR20060086275 A KR 20060086275A KR 1020060005918 A KR1020060005918 A KR 1020060005918A KR 20060005918 A KR20060005918 A KR 20060005918A KR 20060086275 A KR20060086275 A KR 20060086275A
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- voltage
- circuit
- switching
- switching regulator
- comparator
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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
- H02M3/158—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 including plural semiconductor devices as final control devices for a single load
- H02M3/1582—Buck-boost converters
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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
- 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
- H02M3/158—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 including plural semiconductor devices as final control devices for a single load
- H02M3/1588—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 including plural semiconductor devices as final control devices for a single load comprising at least one synchronous rectifier element
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- 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)
Abstract
Description
Claims (7)
- 제 1 기준 전압 발생 회로,제 2 기준 전압 발생 회로,제 3 기준 전압 발생 회로,스위칭 레귤레이터의 출력 전압을 분압하는 분압 저항,삼각파 발생 회로,상기 제 1 기준 전압 발생 회로의 전압과 상기 분압 저항의 분압된 전압을 입력하는 오차 증폭기,상기 오차 증폭기의 출력으로부터 제 1 정전압원의 전압만큼 강압한 전압과 상기 제 3 기준 전압 발생 회로의 전압과 상기 삼각파 발생 회로의 전압을 입력하는 제 1 비교기,상기 오차 증폭기의 출력으로부터 제 2 정전압원의 전압만큼 강압한 전압과 상기 제 2 기준 전압 발생 회로의 전압과 상기 삼각파 발생 회로의 전압을 입력하는 제 2 비교기,상기 제 1 비교기의 출력으로 제어되는 동기 정류용 스위칭 회로, 및상기 제 2 비교기의 출력으로 제어되는 승압용 스위칭 회로를 포함하는, 스위칭 레귤레이터 제어 회로.
- 제 1 항에 있어서,상기 제 2 기준 전압 발생 회로의 전압과 상기 제 3 기준 전압 발생 회로의 전압은 상기 삼각파 발생 회로의 전압의 최대치보다 낮은 전압이며,상기 스위칭 레귤레이터의 출력 전압이 저하되었을 때에도 상기 승압용 스위칭 회로와 상기 동기 정류용 스위칭 회로의 어느 일방이 반드시 오프되는, 스위칭 레귤레이터 제어 회로.
- 제 1 항에 있어서,상기 제 3 기준 전압 발생 회로의 전압은, 상기 제 2 기준 전압 발생 회로의 전압에 상기 제 1 정전압원의 전압과 상기 제 2 정전압원의 전압의 차를 더한 전압인 것을 특징으로 하는, 스위칭 레귤레이터 제어 회로.
- 제 1 항에 있어서,상기 동기 정류용 스위칭 회로와 상기 승압용 스위칭 회로가 동시에 오프되는 기간을 형성하는 것을 특징으로 하는, 스위칭 레귤레이터 제어 회로.
- 제 1 항에 기재된 스위칭 레귤레이터 제어 회로를 갖는, 스위칭 레귤레이터.
- 동기 정류용 스위칭 회로와 승압용 스위칭 회로를 교대로 온·오프 제어하여, 원하는 전압을 출력하는 스위칭 레귤레이터 제어 회로로서,상기 스위칭 레귤레이터의 출력 전압이 저하되었을 때에도 상기 동기 정류용 스위칭 회로와 상기 승압용 스위칭 회로의 어느 일방이 반드시 오프되도록 상기 동기 정류용 스위칭 회로를 제어하는 제 1 비교기와 상기 승압용 스위칭 회로를 제어하는 제 2 비교기에 제한용 기준 전압을 형성하며,상기 제 1 비교기와 상기 제 2 비교기의 제한용 기준 전압에 차를 형성함으로써, 상기 동기 정류용 스위칭 회로와 상기 승압용 스위칭 회로가 동시에 오프되는 기간을 형성하는 것을 특징으로 하는, 스위칭 레귤레이터 제어 회로.
- 제 6 항에 기재된 스위칭 레귤레이터 제어 회로를 갖는, 스위칭 레귤레이터.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2005-00018349 | 2005-01-26 | ||
JP2005018349A JP4611040B2 (ja) | 2005-01-26 | 2005-01-26 | スイッチングレギュレータ制御回路およびスイッチングレギュレータ。 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060086275A true KR20060086275A (ko) | 2006-07-31 |
KR100891610B1 KR100891610B1 (ko) | 2009-04-08 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020060005918A KR100891610B1 (ko) | 2005-01-26 | 2006-01-19 | 스위칭 레귤레이터 제어 회로 및 스위칭 레귤레이터 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7511461B2 (ko) |
JP (1) | JP4611040B2 (ko) |
KR (1) | KR100891610B1 (ko) |
CN (1) | CN100566100C (ko) |
TW (1) | TWI385904B (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7768246B2 (en) * | 2006-07-27 | 2010-08-03 | Richtek Technology Corp. | Output ripple control circuit and method for a PWM system |
US7848117B2 (en) | 2007-01-22 | 2010-12-07 | Power Integrations, Inc. | Control arrangement for a resonant mode power converter |
US7911812B2 (en) * | 2007-01-22 | 2011-03-22 | Power Integrations, Inc. | Control arrangement for a PFC power converter |
CN101470453B (zh) * | 2007-12-24 | 2011-07-13 | 瑞昱半导体股份有限公司 | 混合式稳压装置与方法 |
US8102164B2 (en) | 2008-06-19 | 2012-01-24 | Power Integrations, Inc. | Power factor correction converter control offset |
CN101866193B (zh) * | 2009-04-14 | 2012-05-09 | 上海立隆微电子有限公司 | 线性稳压电路与其控制芯片 |
JP5481926B2 (ja) * | 2009-05-18 | 2014-04-23 | 富士通セミコンダクター株式会社 | 電源制御装置、電源装置、及び電源制御方法 |
TWI450065B (zh) * | 2011-03-03 | 2014-08-21 | Pacifictech Microelectronics Co Ltd | DC to DC current mirror switching regulator |
CN114665728B (zh) * | 2022-05-25 | 2022-09-13 | 杭州土星动力科技有限公司 | 一种稳压控制方法及系统 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10295074A (ja) * | 1997-04-17 | 1998-11-04 | Fujitsu Ltd | Dc/dcコンバータ |
JP2000184612A (ja) * | 1998-10-08 | 2000-06-30 | Fujitsu Ltd | Dc―dcコンバ―タの制御方法、dc―dcコンバ―タの制御回路、及び、dc―dcコンバ―タ |
JP3425900B2 (ja) * | 1999-07-26 | 2003-07-14 | エヌイーシーマイクロシステム株式会社 | スイッチングレギュレータ |
FR2818809B1 (fr) * | 2000-12-21 | 2003-01-31 | Thomson Multimedia Sa | Dispositif de filtrage d'ondes electromagnetiques |
JP2002262548A (ja) * | 2001-02-27 | 2002-09-13 | Matsushita Electric Ind Co Ltd | Dc−dcコンバータ |
JP4850344B2 (ja) * | 2001-03-05 | 2012-01-11 | 富士通セミコンダクター株式会社 | Dc−dcコンバータの制御回路及びdc−dcコンバータ |
JP2002281743A (ja) * | 2001-03-19 | 2002-09-27 | Hitachi Ltd | 半導体集積回路および携帯用電子機器 |
JP2003333839A (ja) * | 2002-05-17 | 2003-11-21 | Fuji Electric Co Ltd | 電源制御方法及び電源制御装置 |
US6992906B1 (en) * | 2002-12-10 | 2006-01-31 | Edward Herbert | Synthetic rectifiers |
JP4498037B2 (ja) * | 2003-07-11 | 2010-07-07 | セイコーインスツル株式会社 | Dc−dcコンバータ制御回路を備えた半導体装置 |
US7256570B2 (en) * | 2005-02-08 | 2007-08-14 | Linear Technology Corporation | Light load current-mode control for switched step up-step down regulators |
-
2005
- 2005-01-26 JP JP2005018349A patent/JP4611040B2/ja not_active Expired - Fee Related
-
2006
- 2006-01-19 KR KR1020060005918A patent/KR100891610B1/ko active IP Right Grant
- 2006-01-24 TW TW095102674A patent/TWI385904B/zh not_active IP Right Cessation
- 2006-01-24 US US11/338,161 patent/US7511461B2/en not_active Expired - Fee Related
- 2006-01-26 CN CNB2006100599032A patent/CN100566100C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP4611040B2 (ja) | 2011-01-12 |
TWI385904B (zh) | 2013-02-11 |
TW200633349A (en) | 2006-09-16 |
US20060164056A1 (en) | 2006-07-27 |
JP2006211775A (ja) | 2006-08-10 |
CN100566100C (zh) | 2009-12-02 |
KR100891610B1 (ko) | 2009-04-08 |
US7511461B2 (en) | 2009-03-31 |
CN1819423A (zh) | 2006-08-16 |
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