CN102480226B - 降压式变换电路 - Google Patents
降压式变换电路 Download PDFInfo
- Publication number
- CN102480226B CN102480226B CN201010553146.0A CN201010553146A CN102480226B CN 102480226 B CN102480226 B CN 102480226B CN 201010553146 A CN201010553146 A CN 201010553146A CN 102480226 B CN102480226 B CN 102480226B
- Authority
- CN
- China
- Prior art keywords
- field effect
- effect transistor
- unit
- resistance
- adjustment unit
- 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
Links
Classifications
-
- 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 (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010553146.0A CN102480226B (zh) | 2010-11-22 | 2010-11-22 | 降压式变换电路 |
US13/092,217 US8599580B2 (en) | 2010-11-22 | 2011-04-22 | Buck converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010553146.0A CN102480226B (zh) | 2010-11-22 | 2010-11-22 | 降压式变换电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102480226A CN102480226A (zh) | 2012-05-30 |
CN102480226B true CN102480226B (zh) | 2015-04-08 |
Family
ID=46063746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010553146.0A Expired - Fee Related CN102480226B (zh) | 2010-11-22 | 2010-11-22 | 降压式变换电路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8599580B2 (zh) |
CN (1) | CN102480226B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013038930A (ja) * | 2011-08-08 | 2013-02-21 | Toshiba Corp | スイッチング回路及びdc−dcコンバータ |
CN103825439B (zh) * | 2012-11-16 | 2016-08-10 | 深圳市航嘉驰源电气股份有限公司 | Buck变换器电路 |
JP6304191B2 (ja) * | 2015-10-20 | 2018-04-04 | トヨタ自動車株式会社 | 電力変換装置 |
CN105302264A (zh) * | 2015-10-23 | 2016-02-03 | 浪潮电子信息产业股份有限公司 | 一种保护服务器主板电压转换线路的设计方案 |
CN105375762B (zh) * | 2015-12-15 | 2018-03-13 | 深圳市华星光电技术有限公司 | 一种升降压变换电路、电源管理模块及液晶驱动装置 |
US9680381B1 (en) | 2016-01-29 | 2017-06-13 | Semiconductor Components Industries, Llc | Circuit including rectifying elements and a charge storage element and a method of using an electronic device including a circuit having switching elements |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101194411A (zh) * | 2005-06-21 | 2008-06-04 | 罗姆股份有限公司 | 降压型开关调节器和其控制电路以及使用了它的电子设备 |
CN201623643U (zh) * | 2010-01-19 | 2010-11-03 | 广东斯泰克电子科技有限公司 | 输出电压自感应调节的电源适配器 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5623187A (en) * | 1994-12-28 | 1997-04-22 | Philips Electronics North America Corporation | Controller for a gas discharge lamp with variable inverter frequency and with lamp power and bus voltage control |
US5796215A (en) * | 1996-01-29 | 1998-08-18 | International Rectifier Corporation | Soft start circuit for self-oscillating drivers |
CN1304277A (zh) * | 1999-10-25 | 2001-07-18 | 俞志龙 | 一种适合调光用荧光灯电子镇流器 |
US6784624B2 (en) * | 2001-12-19 | 2004-08-31 | Nicholas Buonocunto | Electronic ballast system having emergency lighting provisions |
JP4223379B2 (ja) * | 2003-12-10 | 2009-02-12 | 三菱電機株式会社 | スイッチングデバイスの制御装置およびモーターの駆動回路の制御装置 |
US7375476B2 (en) * | 2005-04-08 | 2008-05-20 | S.C. Johnson & Son, Inc. | Lighting device having a circuit including a plurality of light emitting diodes, and methods of controlling and calibrating lighting devices |
TWI371670B (en) * | 2008-01-18 | 2012-09-01 | Advanced Analog Technology Inc | Switching voltage regulator control circuit |
KR20120030411A (ko) * | 2009-05-11 | 2012-03-28 | 에스에스 에스시 아이피, 엘엘시 | 증가형 및 공핍형 광대역 반도체 jfet용 게이트 드라이버 |
-
2010
- 2010-11-22 CN CN201010553146.0A patent/CN102480226B/zh not_active Expired - Fee Related
-
2011
- 2011-04-22 US US13/092,217 patent/US8599580B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101194411A (zh) * | 2005-06-21 | 2008-06-04 | 罗姆股份有限公司 | 降压型开关调节器和其控制电路以及使用了它的电子设备 |
CN201623643U (zh) * | 2010-01-19 | 2010-11-03 | 广东斯泰克电子科技有限公司 | 输出电压自感应调节的电源适配器 |
Also Published As
Publication number | Publication date |
---|---|
US8599580B2 (en) | 2013-12-03 |
CN102480226A (zh) | 2012-05-30 |
US20120126767A1 (en) | 2012-05-24 |
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ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY CO., LTD. Effective date: 20150309 Owner name: SCIENBIZIP CONSULTING (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: HONGFUJIN PRECISE INDUSTRY (SHENZHEN) CO., LTD. Effective date: 20150309 Owner name: ZHONGSHAN YUNCHUANG INTELLECTUAL PROPERTY SERVICE Free format text: FORMER OWNER: SCIENBIZIP CONSULTING (SHENZHEN) CO., LTD. Effective date: 20150309 |
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Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 528437 ZHONGSHAN, GUANGDONG PROVINCE |
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TA01 | Transfer of patent application right |
Effective date of registration: 20150309 Address after: 528437 Guangdong province Zhongshan Torch Development Zone, Cheung Hing Road 6 No. 222 north wing trade building room Applicant after: Zhongshan yunchuang Intellectual Property Service Co.,Ltd. Address before: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant before: SCIENBIZIP CONSULTING (SHEN ZHEN) Co.,Ltd. Effective date of registration: 20150309 Address after: 518109 Guangdong province Shenzhen city Longhua District Dragon Road No. 83 wing group building 11 floor Applicant after: SCIENBIZIP CONSULTING (SHEN ZHEN) Co.,Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Applicant before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. Applicant before: HON HAI PRECISION INDUSTRY Co.,Ltd. |
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