CN101039070A - 具有弱电流涓流模式的开关电压调节器 - Google Patents
具有弱电流涓流模式的开关电压调节器 Download PDFInfo
- Publication number
- CN101039070A CN101039070A CNA2007100867384A CN200710086738A CN101039070A CN 101039070 A CN101039070 A CN 101039070A CN A2007100867384 A CNA2007100867384 A CN A2007100867384A CN 200710086738 A CN200710086738 A CN 200710086738A CN 101039070 A CN101039070 A CN 101039070A
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- China
- Prior art keywords
- transistor
- voltage
- adjuster
- electric current
- drive signal
- 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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Links
- 230000033228 biological regulation Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 230000001419 dependent effect Effects 0.000 claims 2
- 239000003990 capacitor Substances 0.000 abstract description 14
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 8
- 230000001360 synchronised effect Effects 0.000 description 7
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- H02M3/02—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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/32—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using magnetic devices having a controllable degree of saturation as final control devices
- G05F1/34—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using magnetic devices having a controllable degree of saturation as final control devices combined with discharge tubes or semiconductor devices
- G05F1/38—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using magnetic devices having a controllable degree of saturation as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
-
- 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
-
- 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)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Dc-Dc Converters (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/376,929 US7304464B2 (en) | 2006-03-15 | 2006-03-15 | Switching voltage regulator with low current trickle mode |
US11/376,929 | 2006-03-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101039070A true CN101039070A (zh) | 2007-09-19 |
CN100461597C CN100461597C (zh) | 2009-02-11 |
Family
ID=38180077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100867384A Active CN100461597C (zh) | 2006-03-15 | 2007-03-13 | 具有弱电流涓流模式的开关电压调节器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7304464B2 (zh) |
EP (1) | EP1835603A2 (zh) |
JP (1) | JP4422735B2 (zh) |
KR (1) | KR100875591B1 (zh) |
CN (1) | CN100461597C (zh) |
CA (1) | CA2576705C (zh) |
TW (1) | TWI328919B (zh) |
Cited By (22)
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CN101488712B (zh) * | 2008-01-15 | 2011-01-26 | 天钰科技股份有限公司 | 电压转换器 |
CN101989755A (zh) * | 2009-07-30 | 2011-03-23 | 立锜科技股份有限公司 | 混成式充电器及其控制电路和方法 |
CN102005922A (zh) * | 2009-09-03 | 2011-04-06 | 立锜科技股份有限公司 | 改善升降压式电压调节器的轻载效率的方法 |
CN102055338A (zh) * | 2009-11-10 | 2011-05-11 | 比亚迪股份有限公司 | 恒定电压输出电路 |
US8058817B2 (en) | 2008-09-30 | 2011-11-15 | O2Micro, Inc. | Power systems with current regulation |
CN102265258A (zh) * | 2008-10-23 | 2011-11-30 | 李持国际有限公司 | 用于仿真电源控制装置中的理想二极管的***和方法 |
CN102468741A (zh) * | 2010-11-08 | 2012-05-23 | 英业达股份有限公司 | 整流电路 |
CN101714818B (zh) * | 2008-09-29 | 2013-03-20 | 技领半导体(上海)有限公司 | 调节开关式调节器输出电流的电源转换器及方法 |
CN103166457A (zh) * | 2011-12-14 | 2013-06-19 | 联芯科技有限公司 | 电源转换方法及移动终端 |
CN103187854A (zh) * | 2011-12-31 | 2013-07-03 | 意法半导体研发(深圳)有限公司 | 用于控制电源转换器中的dcm-ccm振荡的***和方法 |
CN103312176A (zh) * | 2012-03-12 | 2013-09-18 | 凌力尔特公司 | 具有用于轻负载操作的休眠模式的隔离式回扫转换器 |
CN103427640A (zh) * | 2012-05-23 | 2013-12-04 | 德克萨斯仪器股份有限公司 | 具有负载检测的功率调节 |
CN103427625A (zh) * | 2013-08-30 | 2013-12-04 | 无锡松朗微电子有限公司 | Dc-dc变换器及dc-dc变换器的控制电路 |
US8680831B2 (en) | 2011-04-01 | 2014-03-25 | Richtek Technology Corp | Constant frequency on-time control system and method and voltage regulator using the same |
CN105119468A (zh) * | 2013-08-07 | 2015-12-02 | 台湾快捷国际股份有限公司 | 功率转换器的控制电路及其方法 |
CN105182806A (zh) * | 2014-06-10 | 2015-12-23 | 德昌电机(深圳)有限公司 | 一种电器开关及控制电器的方法 |
CN106033902A (zh) * | 2015-03-19 | 2016-10-19 | 晶豪科技股份有限公司 | 切换式充电器 |
CN109982485A (zh) * | 2019-04-16 | 2019-07-05 | 深圳市豪恩智能物联股份有限公司 | 恒流输出调节电路 |
CN110601309A (zh) * | 2019-09-29 | 2019-12-20 | 上海南芯半导体科技有限公司 | 一种用于开关模式充电器中实现涓流充电的电路与方法 |
CN111239465A (zh) * | 2020-01-16 | 2020-06-05 | 昂宝电子(上海)有限公司 | 线电压检测电路、***及方法 |
CN112286277A (zh) * | 2019-07-24 | 2021-01-29 | 杭州萤石软件有限公司 | 电压调节电路 |
CN112564479A (zh) * | 2016-11-18 | 2021-03-26 | 华为技术有限公司 | 调压电路及调压方法 |
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KR200344816Y1 (ko) | 2003-12-09 | 2004-03-10 | 김현수 | 전압·전류 피이드백형 교류 전압조절기 |
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2006
- 2006-03-15 US US11/376,929 patent/US7304464B2/en active Active
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2007
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- 2007-02-09 TW TW096104877A patent/TWI328919B/zh active
- 2007-03-07 JP JP2007056951A patent/JP4422735B2/ja active Active
- 2007-03-13 CN CNB2007100867384A patent/CN100461597C/zh active Active
- 2007-03-14 KR KR1020070024785A patent/KR100875591B1/ko active IP Right Grant
- 2007-03-15 EP EP07251113A patent/EP1835603A2/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
---|---|
CA2576705C (en) | 2009-09-08 |
KR100875591B1 (ko) | 2008-12-23 |
TW200737670A (en) | 2007-10-01 |
KR20070093877A (ko) | 2007-09-19 |
JP4422735B2 (ja) | 2010-02-24 |
TWI328919B (en) | 2010-08-11 |
CN100461597C (zh) | 2009-02-11 |
US7304464B2 (en) | 2007-12-04 |
EP1835603A2 (en) | 2007-09-19 |
CA2576705A1 (en) | 2007-09-15 |
US20070216372A1 (en) | 2007-09-20 |
JP2007252185A (ja) | 2007-09-27 |
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