CN102545570A - Llc转换器有源缓冲电路及其操作方法 - Google Patents
Llc转换器有源缓冲电路及其操作方法 Download PDFInfo
- Publication number
- CN102545570A CN102545570A CN2011103176187A CN201110317618A CN102545570A CN 102545570 A CN102545570 A CN 102545570A CN 2011103176187 A CN2011103176187 A CN 2011103176187A CN 201110317618 A CN201110317618 A CN 201110317618A CN 102545570 A CN102545570 A CN 102545570A
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- Prior art keywords
- side switch
- buffer circuit
- active buffer
- switch
- capacitor
- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000003990 capacitor Substances 0.000 claims abstract description 49
- 238000004804 winding Methods 0.000 claims description 36
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 238000010276 construction Methods 0.000 description 9
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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
- H02M3/33569—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
- H02M3/33576—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 having at least one active switching element at the secondary side of an isolation transformer
- H02M3/33592—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 having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
-
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/34—Snubber circuits
- H02M1/342—Active non-dissipative snubbers
-
- 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
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/950,545 US8547711B2 (en) | 2010-11-19 | 2010-11-19 | LLC converter active snubber circuit and method of operation thereof |
US12/950,545 | 2010-11-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102545570A true CN102545570A (zh) | 2012-07-04 |
CN102545570B CN102545570B (zh) | 2015-05-20 |
Family
ID=46064250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110317618.7A Active CN102545570B (zh) | 2010-11-19 | 2011-10-19 | Llc转换器有源缓冲电路及其操作方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8547711B2 (zh) |
CN (1) | CN102545570B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104518671A (zh) * | 2013-09-30 | 2015-04-15 | 英飞凌科技奥地利有限公司 | 电压转换器 |
CN104795991A (zh) * | 2013-12-27 | 2015-07-22 | 凹凸电子(武汉)有限公司 | 直流/直流转换器、输出电路以及电能传输方法 |
CN105099196A (zh) * | 2014-05-16 | 2015-11-25 | 天宝电子(惠州)有限公司 | 一种电源变换器 |
CN105337503A (zh) * | 2014-06-25 | 2016-02-17 | 光宝电子(广州)有限公司 | 直流电压转换装置及适用于直流电压转换装置的箝位电路 |
CN106797177A (zh) * | 2014-06-30 | 2017-05-31 | Mks仪器有限公司 | 包含用于组合功率放大器输出和隔离负载电压箝位电路的变压器的供电电路 |
CN112398322A (zh) * | 2019-08-16 | 2021-02-23 | 南京南瑞继保电气有限公司 | 可直串式模块、换流链、换流器及控制方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10992142B2 (en) * | 2010-07-26 | 2021-04-27 | Robert M. Schwartz | Current sensing circuit disconnect device and method |
DE102011100644A1 (de) * | 2011-05-05 | 2012-11-08 | Minebea Co., Ltd. | Gleichspannungswandler |
DE102011076573A1 (de) * | 2011-05-27 | 2012-11-29 | Robert Bosch Gmbh | Snubberschaltung für Gleichspannungswandler |
DE102012202869A1 (de) * | 2012-02-24 | 2013-08-29 | Robert Bosch Gmbh | Ansteuervorrichtung und Ansteuerverfahren einer aktiven Snubberschaltung für einen Gleichspannungswandler |
EP2717449B1 (en) * | 2012-10-05 | 2016-12-14 | Nxp B.V. | Isolated switched-mode power supply |
CN105075091B (zh) * | 2012-11-28 | 2018-03-02 | 广东锐顶电力技术有限公司 | 超高效率单级隔离式开关功率放大器 |
TW201509103A (zh) * | 2013-08-23 | 2015-03-01 | Yottacontrol Co | 可提供穩定電壓輸出的切換式直流電源供應器 |
US10008947B2 (en) * | 2015-07-31 | 2018-06-26 | Texas Instruments Incorporated | Flyback converter with secondary side regulation |
DE102015223738A1 (de) * | 2015-11-30 | 2017-06-01 | Tridonic Gmbh & Co Kg | LLC-Treiberschaltung mit Dämpfungsglied |
DE102017211030B4 (de) * | 2017-06-29 | 2020-07-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Elektrische Schaltungsanordnung mit einer aktiven Entladeschaltung |
JP6976768B2 (ja) * | 2017-08-09 | 2021-12-08 | キヤノン株式会社 | 電源装置及び画像形成装置 |
US10277107B1 (en) * | 2017-12-27 | 2019-04-30 | Stmicroelectronics S.R.L. | Synchronous rectifier gate driver with active clamp |
US10644603B2 (en) | 2018-03-26 | 2020-05-05 | L3 Cincinnati Electronics Corporation | Energy-harvesting power supplies |
TWI690140B (zh) * | 2018-07-19 | 2020-04-01 | 幸康電子股份有限公司 | 低損耗緩衝電路、具有低損耗緩衝電路之整流器及具有低損耗緩衝電路之轉換器 |
US11271468B2 (en) * | 2018-08-30 | 2022-03-08 | Apple Inc. | High performance synchronous rectification in discontinuous current mode converters |
US10910940B2 (en) * | 2019-06-13 | 2021-02-02 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Voltage regulator having a switchable attenuation circuit |
KR20210085064A (ko) * | 2019-12-30 | 2021-07-08 | 엘지이노텍 주식회사 | 스너버 회로 |
EP3869689A1 (de) * | 2020-02-21 | 2021-08-25 | Siemens Schweiz AG | Verstärkerschaltung und verfahren zu deren betrieb |
US11239744B2 (en) * | 2020-04-14 | 2022-02-01 | Texas Instruments Incorporated | Active monolithic snubber design |
CN111555629B (zh) * | 2020-05-14 | 2022-12-20 | 成都芯源系统有限公司 | 谐振变换器及其控制电路和控制方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1534855A (zh) * | 2003-02-24 | 2004-10-06 | �ٿƵ��Ӷ���ϵͳ��˾ | 辅助有源箝位电路和采用该电路的功率变换器 |
CN101471606A (zh) * | 2007-12-26 | 2009-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Llc谐振变换器 |
CN101707440A (zh) * | 2009-11-12 | 2010-05-12 | 中兴通讯股份有限公司 | Llc谐振变换器控制方法、同步整流控制方法及装置 |
CN101842971A (zh) * | 2008-12-12 | 2010-09-22 | 株式会社三社电机制作所 | Dc-dc变换电路 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5278748A (en) * | 1991-07-12 | 1994-01-11 | Nec Corporation | Voltage-resonant DC-DC converter |
US6483723B2 (en) * | 2000-11-07 | 2002-11-19 | Matsushita Electric Industrial Co., Ltd. | Switching power supply |
-
2010
- 2010-11-19 US US12/950,545 patent/US8547711B2/en active Active
-
2011
- 2011-10-19 CN CN201110317618.7A patent/CN102545570B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1534855A (zh) * | 2003-02-24 | 2004-10-06 | �ٿƵ��Ӷ���ϵͳ��˾ | 辅助有源箝位电路和采用该电路的功率变换器 |
CN101471606A (zh) * | 2007-12-26 | 2009-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | Llc谐振变换器 |
CN101842971A (zh) * | 2008-12-12 | 2010-09-22 | 株式会社三社电机制作所 | Dc-dc变换电路 |
CN101707440A (zh) * | 2009-11-12 | 2010-05-12 | 中兴通讯股份有限公司 | Llc谐振变换器控制方法、同步整流控制方法及装置 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104518671A (zh) * | 2013-09-30 | 2015-04-15 | 英飞凌科技奥地利有限公司 | 电压转换器 |
CN104518671B (zh) * | 2013-09-30 | 2017-11-10 | 英飞凌科技奥地利有限公司 | 电压转换器 |
CN104795991A (zh) * | 2013-12-27 | 2015-07-22 | 凹凸电子(武汉)有限公司 | 直流/直流转换器、输出电路以及电能传输方法 |
CN105099196A (zh) * | 2014-05-16 | 2015-11-25 | 天宝电子(惠州)有限公司 | 一种电源变换器 |
CN105337503A (zh) * | 2014-06-25 | 2016-02-17 | 光宝电子(广州)有限公司 | 直流电压转换装置及适用于直流电压转换装置的箝位电路 |
CN105337503B (zh) * | 2014-06-25 | 2017-12-01 | 光宝电子(广州)有限公司 | 直流电压转换装置及适用于直流电压转换装置的箝位电路 |
CN106797177A (zh) * | 2014-06-30 | 2017-05-31 | Mks仪器有限公司 | 包含用于组合功率放大器输出和隔离负载电压箝位电路的变压器的供电电路 |
CN112398322A (zh) * | 2019-08-16 | 2021-02-23 | 南京南瑞继保电气有限公司 | 可直串式模块、换流链、换流器及控制方法 |
WO2021031401A1 (zh) * | 2019-08-16 | 2021-02-25 | 南京南瑞继保电气有限公司 | 可直串式模块、换流链、换流器及控制方法 |
CN112398322B (zh) * | 2019-08-16 | 2022-09-23 | 南京南瑞继保电气有限公司 | 可直串式模块、换流链、换流器及控制方法 |
Also Published As
Publication number | Publication date |
---|---|
US20120127762A1 (en) | 2012-05-24 |
CN102545570B (zh) | 2015-05-20 |
US8547711B2 (en) | 2013-10-01 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: GENERAL ELECTRIC CO. Free format text: FORMER OWNER: GENERAL ELECTRIC POWER ELECTRONICS CORPORATION Effective date: 20130826 |
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C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Texas in the United States Applicant after: Ge Address before: Texas in the United States Applicant before: Lineage Power Corp. |
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COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: LINEAGE POWER CORP. TO: GENERAL ELECTRIC POWER ELECTRONICS CORPORATION |
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TA01 | Transfer of patent application right |
Effective date of registration: 20130826 Address after: American New York Applicant after: General Electric Co. Address before: Texas in the United States Applicant before: Ge |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200826 Address after: Texas, USA Patentee after: ABB power electronics Address before: Baden, Switzerland Patentee before: ABB Switzerland Co.,Ltd. Effective date of registration: 20200826 Address after: Baden, Switzerland Patentee after: ABB Switzerland Co.,Ltd. Address before: New York State, USA Patentee before: General Electric Co. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230223 Address after: Swiss Baden Patentee after: ABB Switzerland Co.,Ltd. Address before: Texas, USA Patentee before: ABB power electronics |