CN102480228B - 开关电源控制系统及其方法 - Google Patents
开关电源控制系统及其方法 Download PDFInfo
- Publication number
- CN102480228B CN102480228B CN201010562367.4A CN201010562367A CN102480228B CN 102480228 B CN102480228 B CN 102480228B CN 201010562367 A CN201010562367 A CN 201010562367A CN 102480228 B CN102480228 B CN 102480228B
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- CN
- China
- Prior art keywords
- signal
- circuit
- duty ratio
- power switch
- output
- 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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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
- H02M3/02—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
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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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- 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 (18)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010562367.4A CN102480228B (zh) | 2010-11-26 | 2010-11-26 | 开关电源控制系统及其方法 |
PCT/CN2011/080781 WO2012068929A1 (zh) | 2010-11-26 | 2011-10-14 | 开关电源控制系统及其方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010562367.4A CN102480228B (zh) | 2010-11-26 | 2010-11-26 | 开关电源控制系统及其方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102480228A CN102480228A (zh) | 2012-05-30 |
CN102480228B true CN102480228B (zh) | 2014-08-13 |
Family
ID=46092747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010562367.4A Active CN102480228B (zh) | 2010-11-26 | 2010-11-26 | 开关电源控制系统及其方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102480228B (zh) |
WO (1) | WO2012068929A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103683944B (zh) * | 2012-09-21 | 2016-09-14 | 台达电子工业股份有限公司 | 电压供应系统及其中的变流器以及电压调整方法 |
CN103855779A (zh) * | 2012-12-04 | 2014-06-11 | 洛阳嘉盛电源科技有限公司 | 智能充电机 |
CN104218778A (zh) | 2013-05-30 | 2014-12-17 | 华硕电脑股份有限公司 | 一种电子装置上的功率开关及其驱动电路 |
CN105811755B (zh) * | 2014-12-30 | 2018-11-16 | 展讯通信(上海)有限公司 | 一种提高瞬态响应的降压型开关稳压器 |
CN106160458B (zh) * | 2015-03-25 | 2018-11-16 | 展讯通信(上海)有限公司 | 改善瞬态响应的boost电路 |
CN109379805A (zh) * | 2018-10-16 | 2019-02-22 | 欧普照明股份有限公司 | 信号整合电路和方法、以及信号监控电路和方法 |
CN110120204B (zh) * | 2019-04-04 | 2020-12-25 | 惠科股份有限公司 | 一种电源驱动模组的驱动方法、电源驱动模组和显示装置 |
CN112188679B (zh) * | 2020-09-02 | 2023-03-24 | 深圳市崧盛电子股份有限公司 | 基于dali总线的led电源及其输出调节方法和系统 |
CN113741235A (zh) * | 2021-07-22 | 2021-12-03 | 深圳禄华科技有限公司 | 一种设备的输出功率降额控制电路、方法及存储介质 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1503442A (zh) * | 2002-11-20 | 2004-06-09 | 松下电器产业株式会社 | Dc/dc变换器 |
CN101499713A (zh) * | 2008-01-31 | 2009-08-05 | 珠海全志科技有限公司 | 混合式开关电源转换器及自动切换控制电路 |
CN101505098A (zh) * | 2008-12-31 | 2009-08-12 | 西南交通大学 | 伪连续工作模式开关电源的多级脉冲序列控制方法及其装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100377486C (zh) * | 2004-06-08 | 2008-03-26 | 尼克森微电子股份有限公司 | 具有自动切换脉冲宽度/频率调变模式的转换器及其控制电路 |
JP2009213228A (ja) * | 2008-03-03 | 2009-09-17 | Nec Electronics Corp | Dcコンバータ |
CN101667019B (zh) * | 2009-07-01 | 2012-10-03 | 成都诺奇尔微电子技术有限公司 | 双模调制且模式平滑转换的开关电源控制方法及电路 |
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2010
- 2010-11-26 CN CN201010562367.4A patent/CN102480228B/zh active Active
-
2011
- 2011-10-14 WO PCT/CN2011/080781 patent/WO2012068929A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1503442A (zh) * | 2002-11-20 | 2004-06-09 | 松下电器产业株式会社 | Dc/dc变换器 |
CN101499713A (zh) * | 2008-01-31 | 2009-08-05 | 珠海全志科技有限公司 | 混合式开关电源转换器及自动切换控制电路 |
CN101505098A (zh) * | 2008-12-31 | 2009-08-12 | 西南交通大学 | 伪连续工作模式开关电源的多级脉冲序列控制方法及其装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2012068929A1 (zh) | 2012-05-31 |
CN102480228A (zh) | 2012-05-30 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: JUXIN(ZHUHAI) TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: JULI INTEGRATED CIRCUIT DESIGN CO., LTD. Effective date: 20150529 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150529 Address after: 519085 C District, 1# workshop, No. 1, science and technology No. four road, hi tech Zone, Zhuhai, Guangdong, China Patentee after: ACTIONS (ZHUHAI) TECHNOLOGY Co.,Ltd. Address before: 519085 No. 1, unit 15, building 1, 1 Da Ha Road, Tang Wan Town, Guangdong, Zhuhai Patentee before: Juli Integrated Circuit Design Co., Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 519085 High-tech Zone, Tangjiawan Town, Zhuhai City, Guangdong Province Patentee after: ACTIONS TECHNOLOGY Co.,Ltd. Address before: 519085 High-tech Zone, Tangjiawan Town, Zhuhai City, Guangdong Province Patentee before: ACTIONS (ZHUHAI) TECHNOLOGY Co.,Ltd. |