CN102457183B - 开关稳压器 - Google Patents
开关稳压器 Download PDFInfo
- Publication number
- CN102457183B CN102457183B CN201110240124.3A CN201110240124A CN102457183B CN 102457183 B CN102457183 B CN 102457183B CN 201110240124 A CN201110240124 A CN 201110240124A CN 102457183 B CN102457183 B CN 102457183B
- Authority
- CN
- China
- Prior art keywords
- pulse
- switching
- switch
- transistor
- comparator
- 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
- 238000009499 grossing Methods 0.000 claims description 16
- 238000003079 width control Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 20
- 241001125929 Trisopterus luscus Species 0.000 description 19
- 230000007423 decrease Effects 0.000 description 14
- 239000003990 capacitor Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 235000012771 pancakes Nutrition 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
-
- 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
Abstract
Description
Claims (12)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010233213A JP6000508B2 (ja) | 2010-10-18 | 2010-10-18 | スイッチングレギュレータ |
JP2010-233213 | 2010-10-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102457183A CN102457183A (zh) | 2012-05-16 |
CN102457183B true CN102457183B (zh) | 2015-09-02 |
Family
ID=45933585
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110240124.3A Expired - Fee Related CN102457183B (zh) | 2010-10-18 | 2011-08-10 | 开关稳压器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8878504B2 (zh) |
JP (1) | JP6000508B2 (zh) |
CN (1) | CN102457183B (zh) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5703671B2 (ja) * | 2010-10-05 | 2015-04-22 | 富士通セミコンダクター株式会社 | 電源コントローラ、および電子機器 |
JP2013165570A (ja) * | 2012-02-10 | 2013-08-22 | Toshiba Corp | 半導体集積回路装置、dc−dcコンバータおよび電圧変換方法 |
TWI465023B (zh) * | 2012-09-18 | 2014-12-11 | Upi Semiconductor Corp | 電源轉換器及其操作方法 |
US9077242B2 (en) * | 2012-09-27 | 2015-07-07 | Semiconductor Components Industries, Llc | Converter and method which remains biased for operation in the pulse frequency modulation mode and pulse width modulation mode |
JP5910752B2 (ja) | 2012-11-13 | 2016-04-27 | トヨタ自動車株式会社 | 昇圧コンバータの制御装置 |
US10084379B2 (en) | 2012-11-13 | 2018-09-25 | Toyota Jidosha Kabushiki Kaisha | Boost converter control apparatus |
JP6007804B2 (ja) * | 2013-01-28 | 2016-10-12 | 株式会社ソシオネクスト | 電源の制御回路、電源装置、電子機器及び電源の制御方法 |
US8947125B2 (en) | 2013-02-21 | 2015-02-03 | Qualcomm Incorporated | Fast, low power comparator with dynamic bias background |
US20140327421A1 (en) * | 2013-05-01 | 2014-11-06 | Ricoh Company, Ltd. | Switching regulator and method for controlling the switching regulator |
JP6041760B2 (ja) * | 2013-06-27 | 2016-12-14 | 東芝情報システム株式会社 | コンパレータ装置及びこれを用いたスイッチング電源装置 |
CN103683908B (zh) * | 2013-12-19 | 2015-11-25 | 矽力杰半导体技术(杭州)有限公司 | 开关电源控制电路、开关电源及其控制方法 |
JP6262082B2 (ja) * | 2014-06-09 | 2018-01-17 | 株式会社東芝 | Dc−dc変換器 |
CN107005159B (zh) * | 2014-12-19 | 2019-10-18 | 索尼公司 | 电压转换电路、电子装置以及电压转换电路的控制方法 |
US9577527B2 (en) * | 2015-03-20 | 2017-02-21 | Active-Semi, Inc. | Current metering for transitioning between operating modes in switching regulators |
JP6642351B2 (ja) * | 2015-09-24 | 2020-02-05 | 株式会社デンソー | 電力変換回路の制御装置 |
JP6665573B2 (ja) * | 2016-02-17 | 2020-03-13 | 富士電機株式会社 | スイッチング電源装置 |
US9991784B2 (en) | 2016-09-02 | 2018-06-05 | Dialog Semiconductor (Uk) Limited | Dynamic current limit circuit |
JP6912300B2 (ja) * | 2017-07-14 | 2021-08-04 | エイブリック株式会社 | スイッチングレギュレータ |
CN108768146B (zh) * | 2018-06-22 | 2020-03-06 | 矽力杰半导体技术(杭州)有限公司 | 功率变换器及其控制电路和控制方法 |
US10644591B1 (en) * | 2018-10-16 | 2020-05-05 | Linear Technology Holding Llc | Regulator light load control techniques |
JP7300263B2 (ja) * | 2018-11-22 | 2023-06-29 | ローム株式会社 | スイッチング電源用回路 |
US11108321B2 (en) | 2019-06-24 | 2021-08-31 | Dialog Semiconductor (Uk) Limited | High-efficiency pulse width modulation for switching power converters |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101119067A (zh) * | 2006-03-23 | 2008-02-06 | 株式会社理光 | 开关调节器 |
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 |
CN101542882A (zh) * | 2007-03-15 | 2009-09-23 | 株式会社理光 | 开关稳压器及其控制方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3506913B2 (ja) | 1997-09-22 | 2004-03-15 | セイコーインスツルメンツ株式会社 | スイッチングレギュレータ |
JP2003143836A (ja) * | 2001-07-16 | 2003-05-16 | Matsushita Electric Ind Co Ltd | 電源装置 |
DE102004015621A1 (de) * | 2004-03-30 | 2005-10-27 | Texas Instruments Deutschland Gmbh | Schaltstromrichter |
JP4907275B2 (ja) * | 2006-09-01 | 2012-03-28 | 株式会社リコー | 電源装置及びその動作制御方法 |
JP5261919B2 (ja) * | 2006-11-10 | 2013-08-14 | 富士通セミコンダクター株式会社 | Dc−dcコンバータ及びdc−dcコンバータの制御回路 |
US7952337B2 (en) * | 2006-12-18 | 2011-05-31 | Decicon, Inc. | Hybrid DC-DC switching regulator circuit |
KR101366683B1 (ko) * | 2007-08-28 | 2014-02-25 | 삼성전자주식회사 | 전력 변환기, 이를 포함하는 전력관리 회로 및 전력 변환방법 |
JP2009148111A (ja) | 2007-12-17 | 2009-07-02 | Panasonic Corp | Dc−dcコンバータ |
US7800351B2 (en) * | 2008-03-24 | 2010-09-21 | Active-Semi, Inc. | High efficiency voltage regulator with auto power-save mode |
EP2189870A1 (en) * | 2008-11-25 | 2010-05-26 | St Microelectronics S.A. | A switch-mode voltage regulator |
US8299764B2 (en) * | 2009-04-24 | 2012-10-30 | Intersil Americas Inc. | System and method for determining output voltage level information from phase voltage for switched mode regulator controllers |
JP5586211B2 (ja) * | 2009-11-17 | 2014-09-10 | 株式会社東芝 | Dc−dcコンバータおよび半導体集積回路 |
JP5730520B2 (ja) * | 2010-09-03 | 2015-06-10 | スパンション エルエルシー | スイッチングレギュレータ |
-
2010
- 2010-10-18 JP JP2010233213A patent/JP6000508B2/ja active Active
-
2011
- 2011-07-20 US US13/187,013 patent/US8878504B2/en active Active
- 2011-08-10 CN CN201110240124.3A patent/CN102457183B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101119067A (zh) * | 2006-03-23 | 2008-02-06 | 株式会社理光 | 开关调节器 |
CN101542882A (zh) * | 2007-03-15 | 2009-09-23 | 株式会社理光 | 开关稳压器及其控制方法 |
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 |
Also Published As
Publication number | Publication date |
---|---|
JP6000508B2 (ja) | 2016-09-28 |
US20120091981A1 (en) | 2012-04-19 |
US8878504B2 (en) | 2014-11-04 |
JP2012090384A (ja) | 2012-05-10 |
CN102457183A (zh) | 2012-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102457183B (zh) | 开关稳压器 | |
US8242764B2 (en) | DC-DC converter having VFM mode in which inductor current increases and switching frequency decreases | |
US9698690B2 (en) | Control method and control circuit for four-switch buck-boost converter | |
US8319487B2 (en) | Non-isolated current-mode-controlled switching voltage regulator | |
US8436592B2 (en) | Voltage buck-boost switching regulator | |
CN103404012B (zh) | 降压开关电压转换器以及关联的切换控制方法 | |
JP5453508B2 (ja) | 効率的軽負荷動作を有する分離フライバックコンバータ | |
US7609039B2 (en) | Controller and control method for DC-DC converter | |
KR101126456B1 (ko) | 히스테리시스의 레귤레이터들에 대한 적응형 전력 제어 | |
US8698475B2 (en) | Switching-mode power supply with ripple mode control and associated methods | |
US7804285B2 (en) | Control of operation of switching regulator to select PWM control or PFM control based on phase comparison | |
CN100492861C (zh) | 形成电源控制的方法及其设备 | |
US9225245B2 (en) | Power supply device and method for controlling power supply | |
US20090174384A1 (en) | Switching regulator and method of controlling the same | |
US9124177B2 (en) | Systems and methods of smooth light load operation in a DC/DC converter | |
JP5091028B2 (ja) | スイッチングレギュレータ及びそのスイッチングレギュレータを備えた半導体装置 | |
US8760139B2 (en) | DC-DC converter control circuit and DC-DC converter including same | |
KR20080024984A (ko) | 스위칭 레귤레이터 및 그 스위칭 레귤레이터를 구비하는반도체 장치 | |
CN103023317A (zh) | Dc/dc转换器 | |
US20160336857A1 (en) | Switching-mode power supplies | |
CN107872155B (zh) | 用于直流-直流转换器的以pfm模式的扩频的实施 | |
GB2441926A (en) | DC/DC converter | |
US8824180B2 (en) | Power conversion apparatus | |
CN109742943B (zh) | 升降压型开关电路的控制电路和控制方法 | |
US20230412076A1 (en) | Switched-mode power supply |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
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: SPANSION LLC N. D. GES D. STAATES Free format text: FORMER OWNER: FUJITSU SEMICONDUCTOR CO., LTD. Effective date: 20131225 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20131225 Address after: American California Applicant after: Spansion LLC N. D. Ges D. Staates Address before: Kanagawa Applicant before: Fujitsu Semiconductor Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160323 Address after: American California Patentee after: Cypress Semiconductor Corp. Address before: American California Patentee before: Spansion LLC N. D. Ges D. Staates |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20190810 |