KR100200649B1 - 저 소비전원 회로 - Google Patents
저 소비전원 회로 Download PDFInfo
- Publication number
- KR100200649B1 KR100200649B1 KR1019970002673A KR19970002673A KR100200649B1 KR 100200649 B1 KR100200649 B1 KR 100200649B1 KR 1019970002673 A KR1019970002673 A KR 1019970002673A KR 19970002673 A KR19970002673 A KR 19970002673A KR 100200649 B1 KR100200649 B1 KR 100200649B1
- Authority
- KR
- South Korea
- Prior art keywords
- power
- power supply
- voltage
- unit
- control
- 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
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Classifications
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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
- 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
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
- H02M1/088—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
- H02M1/092—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices the control signals being transmitted optically
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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
- H02M3/22—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
- H02M3/3353—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 having at least two simultaneously operating switches on the input side, e.g. "double forward" or "double (switched) flyback" converter
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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
- H02M3/22—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
- H02M3/33569—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 having several active switching elements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Television Receiver Circuits (AREA)
Abstract
Description
Claims (4)
- SMPS를 사용하는 전원 장치에 있어서,전원 온시 메인전압을 생성하여 시스템에 전압을 공급하는 메인 전원수단;전원 오프시 스탠바이 전압을 생성하는 부전원수단;전원 오프시 상기 부전원수단에 의해 동작되며 메인 전원을 오프시키며, 전원 온시 상기 부전원수단을 오프시키고 상기 메인 전원 수단에 의해 동작되는 제어수단을 포함하는 것을 특징으로 하는 저 소비전원 회로.
- 제1항에 있어서, 상기 메인 전원수단은 입력되는 교류의 노이즈를 필터링하는 필터부;상기 필터부에서 출력되는 교류를 직류로 변환하는 정류부;상기 정류부에서 출력되는 직류를 스위칭하여 전압을 발생시키는 제1스위칭부;상기 스위칭부에서 출력되는 스위칭 전압을 변압하는 제1전원 트랜스부;상기 전원 트랜스부로부터 출력되는 전압을 평활하여 상기 제어 수단에 전압을 공급하는 제1평활부;상기 제1평활부에서 발생하는 오차 전압에 의한 정전압 제어 신호를 발생하는 제1정전압 제어부;상기 제1정전압 제어부에의해 발생하는 제어 신호를 광 신호로 변환하는 포토 커플러부;상기 포토 커플러부에서 발생하는 제어 신호에 의해 상기 제1스위칭의 스위치를 제어하는 제1제어부를 포함하는 것을 특징으로 하는 저 소비전원 회로.
- 제1항에 있어서, 상기 부전원수단은 상기 정류부에서 출력되는 직류를 스위칭하여 전압을 발생시키고 상기 제1제어부에 전원 온/오프에 따른 제어 신호를 인가하는 제2스위칭부;상기 제2스위칭부에서 출력되는 스위칭 전압을 변압하는 제2전원 트랜스부;상기 전원 제2트랜스부로부터 출력되는 전압을 평활하여 상기 제어 수단에 전압을 공급하는 제2평활부;상기 제2평활부에서 발생하는 오차 전압에 의한 정전압 제어 신호를 발생하는 제2정전압 제어부;상기 제2정전압 제어부에 의해 발생하는 제어 신호를 광 신호로 변환하는 제2포토 커플러부;상기 포토 커플러부에서 발생하는 제어 신호 및 상기 제어 수단에서 발생하는 전원 제어에 따라 상기 제2스위칭의 스위치를 제어하는 제2제어부를 포함하는 것을 특징으로 하는 저 소비전원 회로.
- 제1항에 있어서, 상기 제어 수단에 전원 온/오프를 선택하는 신호를 인가하는 선택 수단을 더 포함하는 것을 특징으로 하는 저 소비전원 회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970002673A KR100200649B1 (ko) | 1997-01-29 | 1997-01-29 | 저 소비전원 회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970002673A KR100200649B1 (ko) | 1997-01-29 | 1997-01-29 | 저 소비전원 회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980066898A KR19980066898A (ko) | 1998-10-15 |
KR100200649B1 true KR100200649B1 (ko) | 1999-06-15 |
Family
ID=19495875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970002673A Expired - Fee Related KR100200649B1 (ko) | 1997-01-29 | 1997-01-29 | 저 소비전원 회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100200649B1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100518505B1 (ko) * | 1997-11-13 | 2005-11-28 | 페어차일드코리아반도체 주식회사 | 전력소모가 감소될 수 있는 스위치모드 파우어서플라이 |
KR20010083414A (ko) * | 2000-02-12 | 2001-09-01 | 김홍기 | 모니터의 절전 기능 회로 |
KR20020066295A (ko) * | 2001-02-09 | 2002-08-14 | 삼성전자 주식회사 | 절전기능을 갖는 장치 및 그 절전방법 |
KR20030062550A (ko) * | 2002-01-17 | 2003-07-28 | 삼성전자주식회사 | 스탠바이전원을 갖는 전기장치 |
KR20030080907A (ko) * | 2002-04-11 | 2003-10-17 | 삼성전자주식회사 | 전원 공급 장치 |
KR100975054B1 (ko) * | 2003-07-28 | 2010-08-11 | 삼성전자주식회사 | 전원 절감 회로의 구동을 위한 전원장치 및 전원 공급방법 |
-
1997
- 1997-01-29 KR KR1019970002673A patent/KR100200649B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR19980066898A (ko) | 1998-10-15 |
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Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19990227 |
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