KR101052426B1 - 스위칭 전원 - Google Patents
스위칭 전원Info
- Publication number
- KR101052426B1 KR101052426B1 KR1020097008476A KR20097008476A KR101052426B1 KR 101052426 B1 KR101052426 B1 KR 101052426B1 KR 1020097008476 A KR1020097008476 A KR 1020097008476A KR 20097008476 A KR20097008476 A KR 20097008476A KR 101052426 B1 KR101052426 B1 KR 101052426B1
- Authority
- KR
- South Korea
- Prior art keywords
- voltage
- circuit
- coil
- transformer
- period
- Prior art date
Links
Images
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
- 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
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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
-
- 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
- H02M3/338—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 in a self-oscillating arrangement
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
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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
- H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
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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 (4)
- 입력 전압을 트랜스의 1차 코일에 접속하고, 입력 전압을 스위치 소자에 의해 스위칭 구동하여 상기 트랜스의 2차 코일로부터 정류 회로를 접속하고 직류 전력을 출력하는 전원 장치에 있어서, 상기 직류 출력 전압을 검출하고 온 기간을 제어함과 함께, 상기 트랜스에 제어 코일을 구비하고, 상기 제어 코일로부터의 전압 신호에 의해 2차 코일의 전류가 제로가 된 것을 검출하고, 상기 스위치 소자를 온 시키는 트리거 제어 회로를 구비하고,또한 상기 제어 코일로부터의 전압 신호에 의해 상기 스위치 소자의 온 기간에 발생하는 입력 전압과 비례한 부의 전압 레벨에 의해 계시(計時)용 콘덴서를 마이너스 충전하고, 오프 기간에 제어 코일에 발생하는 출력 전압에 비례한 정의 전압 레벨에 의해 상기 계시 콘덴서를 플러스 충전하는 타이머 회로를 구비하고,상기 타이머 회로에서의 상기 제어 코일 전압의 온 기간과 오프 기간에서의 연산에 의해 1주기를 계시(計時)하고, 발진 주기를 제어하도록 구성되어 있는 것을 특징으로 하는 스위칭 전원.
- 삭제
- 제 1항에 있어서,상기 타이머 회로에 의해 계시하여 얻은 계시 신호와, 2차 코일의 전류가 제로가 된 것을 검출하는 제로 검출 신호를 배타적 구성으로 하고, 상기 계시 신호와 상기 제로 검출 신호중 빠른 쪽이 온 신호로서 우선되는 제어를 행하도록 구성하고 있는 것을 특징으로 하는 스위칭 전원.
- 삭제
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2007-010125 | 2007-01-19 | ||
JP2007010125 | 2007-01-19 | ||
PCT/JP2008/050384 WO2008087951A1 (ja) | 2007-01-19 | 2008-01-16 | スイッチング電源 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090069322A KR20090069322A (ko) | 2009-06-30 |
KR101052426B1 true KR101052426B1 (ko) | 2011-07-27 |
Family
ID=39635955
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097008476A KR101052426B1 (ko) | 2007-01-19 | 2008-01-16 | 스위칭 전원 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8564974B2 (ko) |
JP (1) | JP4845973B2 (ko) |
KR (1) | KR101052426B1 (ko) |
WO (1) | WO2008087951A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI398763B (zh) * | 2009-07-17 | 2013-06-11 | Delta Electronics Inc | 交換式電源轉換電路及其所適用之電源供應器 |
CN104113223B (zh) * | 2014-07-29 | 2016-07-06 | 深圳市华星光电技术有限公司 | 交流-直流转换电路 |
CN115940094B (zh) * | 2023-03-10 | 2023-06-06 | 成都智融微电子有限公司 | 基于反激式开关电源的原边控制保护电路及保护方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002374672A (ja) * | 2001-06-13 | 2002-12-26 | Sanken Electric Co Ltd | スイッチング電源装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
YU47882B (sh) * | 1989-01-25 | 1996-05-20 | Siemens Ag. | Sklop kola za slobodno oscilujući prekidački mrežni deo sa bloking oscilatorom |
JPH09205771A (ja) | 1996-01-23 | 1997-08-05 | Tamura Seisakusho Co Ltd | コンバータ回路 |
DE69814073T2 (de) * | 1998-09-23 | 2004-01-22 | Stmicroelectronics S.R.L., Agrate Brianza | Vollständig integrierte Einschaltregelschleife eines Hochspannungsleistungstransistors eines quasiresonanten Sperrwandlers |
JP3707409B2 (ja) | 2001-09-10 | 2005-10-19 | 株式会社村田製作所 | スイッチング電源装置 |
JP3707436B2 (ja) | 2002-01-25 | 2005-10-19 | 株式会社村田製作所 | スイッチング電源装置 |
TWI474601B (zh) * | 2009-10-08 | 2015-02-21 | Acbel Polytech Inc | High conversion efficiency of the pulse mode resonant power converter |
-
2008
- 2008-01-16 US US12/523,636 patent/US8564974B2/en active Active - Reinstated
- 2008-01-16 WO PCT/JP2008/050384 patent/WO2008087951A1/ja active Application Filing
- 2008-01-16 KR KR1020097008476A patent/KR101052426B1/ko active IP Right Grant
- 2008-01-16 JP JP2008554043A patent/JP4845973B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002374672A (ja) * | 2001-06-13 | 2002-12-26 | Sanken Electric Co Ltd | スイッチング電源装置 |
Also Published As
Publication number | Publication date |
---|---|
JPWO2008087951A1 (ja) | 2010-05-06 |
JP4845973B2 (ja) | 2011-12-28 |
WO2008087951A1 (ja) | 2008-07-24 |
KR20090069322A (ko) | 2009-06-30 |
US8564974B2 (en) | 2013-10-22 |
US20100085779A1 (en) | 2010-04-08 |
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