CN1220515A - 能够在轻负载下提高调整器效率的开关稳压器 - Google Patents
能够在轻负载下提高调整器效率的开关稳压器 Download PDFInfo
- Publication number
- CN1220515A CN1220515A CN98120748A CN98120748A CN1220515A CN 1220515 A CN1220515 A CN 1220515A CN 98120748 A CN98120748 A CN 98120748A CN 98120748 A CN98120748 A CN 98120748A CN 1220515 A CN1220515 A CN 1220515A
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- CN
- China
- Prior art keywords
- voltage
- reference voltage
- output
- circuit
- error amplifier
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
- Power Conversion In General (AREA)
Abstract
Description
Claims (12)
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25719297 | 1997-09-22 | ||
JP257193/97 | 1997-09-22 | ||
JP257192/97 | 1997-09-22 | ||
JP257192/1997 | 1997-09-22 | ||
JP25719397 | 1997-09-22 | ||
JP257193/1997 | 1997-09-22 | ||
JP182794/98 | 1998-06-29 | ||
JP18279498A JP3506913B2 (ja) | 1997-09-22 | 1998-06-29 | スイッチングレギュレータ |
JP182794/1998 | 1998-06-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1220515A true CN1220515A (zh) | 1999-06-23 |
CN1179471C CN1179471C (zh) | 2004-12-08 |
Family
ID=27325204
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB981207480A Expired - Lifetime CN1179471C (zh) | 1997-09-22 | 1998-09-22 | 能够在轻负载下提高稳压器效率的开关稳压器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6100675A (zh) |
JP (1) | JP3506913B2 (zh) |
KR (1) | KR100570721B1 (zh) |
CN (1) | CN1179471C (zh) |
TW (1) | TW425753B (zh) |
Cited By (16)
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---|---|---|---|---|
WO2007076702A1 (fr) * | 2005-12-30 | 2007-07-12 | Emerson Network Power Energy Systems Ab | Convertisseur continu-continu auto-oscillant et son procede de commande |
CN100334800C (zh) * | 2001-08-15 | 2007-08-29 | 崇贸科技股份有限公司 | 电源转换器所需的具有关闭周期调节功能的pwm控制器 |
CN100337171C (zh) * | 2002-05-16 | 2007-09-12 | 广达电脑股份有限公司 | 双频脉波宽度调制稳压装置 |
CN100399687C (zh) * | 2002-04-24 | 2008-07-02 | 罗姆股份有限公司 | 开关电源装置 |
CN100403632C (zh) * | 2005-04-15 | 2008-07-16 | 矽创电子股份有限公司 | 快速回复的低压降线性稳压器 |
CN100461597C (zh) * | 2006-03-15 | 2009-02-11 | 麦奎尔有限公司 | 具有弱电流涓流模式的开关电压调节器 |
US7505702B2 (en) | 2005-09-29 | 2009-03-17 | Samsung Electronics Co., Ltd. | High power supply to control an abnormal load |
CN102386769A (zh) * | 2010-09-03 | 2012-03-21 | 富士通半导体股份有限公司 | 开关稳压器 |
CN103208918A (zh) * | 2012-01-17 | 2013-07-17 | 百度在线网络技术(北京)有限公司 | Buck电路中基于电流的开关频率自动调节装置 |
CN1909395B (zh) * | 2005-08-04 | 2013-07-17 | 富士电机株式会社 | 信号传输方法 |
US8797014B2 (en) | 2008-09-30 | 2014-08-05 | Ricoh Company, Ltd. | DC-DC converter including circuit to detect switching frequency of switching supply |
CN105337496A (zh) * | 2014-05-29 | 2016-02-17 | 展讯通信(上海)有限公司 | 基于压控振荡器的脉冲频率调制电路 |
US10333476B2 (en) | 2014-10-29 | 2019-06-25 | Iks Co., Ltd. | Electric power converter and power amplifier |
CN110212760A (zh) * | 2019-06-10 | 2019-09-06 | 北海惠科光电技术有限公司 | 显示供电装置 |
CN111431424A (zh) * | 2020-03-19 | 2020-07-17 | 英飞特电子(杭州)股份有限公司 | 一种谐振电路 |
CN113341214A (zh) * | 2021-07-22 | 2021-09-03 | 深圳市江芯电子科技有限公司 | 一种微处理器供电电压监测*** |
Families Citing this family (56)
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JP3693528B2 (ja) * | 1999-06-15 | 2005-09-07 | ローム株式会社 | 電源装置 |
US6462971B1 (en) * | 1999-09-24 | 2002-10-08 | Power Integrations, Inc. | Method and apparatus providing a multi-function terminal for a power supply controller |
US6212079B1 (en) * | 2000-06-30 | 2001-04-03 | Power Integrations, Inc. | Method and apparatus for improving efficiency in a switching regulator at light loads |
KR20020009728A (ko) * | 2000-07-26 | 2002-02-02 | 이중구 | 부하전압과 부하전류를 제어할 수 있는 스위칭 레귤레이터 |
US6486645B1 (en) | 2001-06-13 | 2002-11-26 | Sipex Corporation | Voltage regulation circuit and related methods having a dynamically determined minimum discharge time |
US6597159B2 (en) | 2001-08-15 | 2003-07-22 | System General Corp. | Pulse width modulation controller having frequency modulation for power converter |
JP3647811B2 (ja) * | 2002-01-22 | 2005-05-18 | 東北パイオニア株式会社 | Dc−dcコンバータ回路 |
JP4110926B2 (ja) | 2002-07-11 | 2008-07-02 | 富士電機デバイステクノロジー株式会社 | Dc−dcコンバータ |
US6661679B1 (en) | 2002-10-28 | 2003-12-09 | System General Corporation | PWM controller having adaptive off-time modulation for power saving |
AT500563B1 (de) * | 2002-12-17 | 2007-01-15 | Siemens Ag Oesterreich | Schaltwandler |
US6768657B1 (en) | 2003-03-19 | 2004-07-27 | System General Corp. | Current-driven PWM controller having a power saving means |
US7262589B2 (en) * | 2003-12-15 | 2007-08-28 | Winbond Electronics Corp. | Pulse width modulation power regulator and power supply system thereof |
US7245113B2 (en) * | 2004-05-21 | 2007-07-17 | Intersil Corporation | High light load efficiency synchronous buck regulator with pulse skipping control |
JP4717449B2 (ja) * | 2005-01-19 | 2011-07-06 | セイコーインスツル株式会社 | スイッチング・レギュレータ回路 |
JP4678215B2 (ja) * | 2005-03-15 | 2011-04-27 | サンケン電気株式会社 | スイッチング電源装置 |
JP4837352B2 (ja) | 2005-09-28 | 2011-12-14 | 株式会社リコー | スイッチングレギュレータおよびその駆動方法 |
JP4908019B2 (ja) * | 2006-03-02 | 2012-04-04 | 株式会社リコー | スイッチングレギュレータ |
US7339360B2 (en) * | 2006-05-08 | 2008-03-04 | Aimtron Technology Corp. | Switching voltage regulator with an improved range of input voltage |
KR101248910B1 (ko) * | 2006-08-04 | 2013-03-28 | 삼성전자주식회사 | 스위칭 모드 전원공급장치, 이를 구비한 화상형성장치 및이의 구동 방법 |
JP4045292B1 (ja) * | 2006-08-10 | 2008-02-13 | 株式会社リコー | 同期整流型スイッチングレギュレータ、同期整流型スイッチングレギュレータの制御回路及び同期整流型スイッチングレギュレータの動作制御方法 |
JP5034399B2 (ja) | 2006-09-15 | 2012-09-26 | 富士電機株式会社 | スイッチングレギュレータ |
JP4855887B2 (ja) | 2006-10-03 | 2012-01-18 | トレックス・セミコンダクター株式会社 | Pwm/pfm制御回路及びスイッチング電源回路 |
US7518885B2 (en) | 2006-10-04 | 2009-04-14 | Power Integrations, Inc. | Method and apparatus for a control circuit with multiple operation modes |
US8013474B2 (en) * | 2006-11-27 | 2011-09-06 | Xslent Energy Technologies, Llc | System and apparatuses with multiple power extractors coupled to different power sources |
US7960870B2 (en) * | 2006-11-27 | 2011-06-14 | Xslent Energy Technologies, Llc | Power extractor for impedance matching |
US9130390B2 (en) * | 2006-11-27 | 2015-09-08 | David A. Besser | Power extractor detecting power and voltage changes |
US9431828B2 (en) | 2006-11-27 | 2016-08-30 | Xslent Energy Technologies | Multi-source, multi-load systems with a power extractor |
JP5087310B2 (ja) * | 2007-05-02 | 2012-12-05 | 株式会社リコー | 同期整流型スイッチングレギュレータ |
US8324873B2 (en) | 2008-01-16 | 2012-12-04 | Fujitsu Semiconductor Limited | Power supply apparatus and power supply method |
JP5326551B2 (ja) * | 2008-01-16 | 2013-10-30 | 富士通セミコンダクター株式会社 | 電源装置および電源装置の制御方法 |
JP5735732B2 (ja) | 2008-06-09 | 2015-06-17 | スパンション エルエルシー | Dc/dcコンバータ制御回路、およびdc/dcコンバータ制御方法 |
JP5453038B2 (ja) | 2008-11-25 | 2014-03-26 | 株式会社ジャパンディスプレイ | 表示装置の電源回路及びそれを用いた表示装置 |
JP4875719B2 (ja) | 2009-02-02 | 2012-02-15 | レノボ・シンガポール・プライベート・リミテッド | Dc/dcコンバータおよび携帯式コンピュータ |
JP5481926B2 (ja) * | 2009-05-18 | 2014-04-23 | 富士通セミコンダクター株式会社 | 電源制御装置、電源装置、及び電源制御方法 |
US8274266B2 (en) * | 2009-08-14 | 2012-09-25 | Linear Technology Corporation | Switch mode power supply with dynamic topology |
JP2011128183A (ja) * | 2009-12-15 | 2011-06-30 | Sharp Corp | 表示装置 |
JP5226753B2 (ja) | 2010-10-04 | 2013-07-03 | レノボ・シンガポール・プライベート・リミテッド | 充電システムおよび充電方法 |
JP6000508B2 (ja) | 2010-10-18 | 2016-09-28 | サイプレス セミコンダクター コーポレーション | スイッチングレギュレータ |
JP2012257408A (ja) | 2011-06-09 | 2012-12-27 | Seiko Instruments Inc | スイッチングレギュレータ |
JP5978575B2 (ja) | 2011-09-13 | 2016-08-24 | 富士電機株式会社 | スイッチング電源装置の制御回路およびスイッチング電源装置 |
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KR101325636B1 (ko) * | 2012-07-25 | 2013-11-07 | 주식회사 유비콤 | 직류-직류 변환장치 및 이의 구동방법 |
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KR101310092B1 (ko) * | 2012-10-17 | 2013-09-23 | 한양대학교 에리카산학협력단 | 응답 특성을 향상시키는 벅 변환기 |
US9787179B1 (en) | 2013-03-11 | 2017-10-10 | Picor Corporation | Apparatus and methods for control of discontinuous-mode power converters |
US9680375B2 (en) * | 2014-02-26 | 2017-06-13 | Texas Instruments Incorporated | Switching mode power supply with adaptively randomized spread spectrum |
JP6382702B2 (ja) * | 2014-12-12 | 2018-08-29 | 株式会社東芝 | スイッチング電源回路 |
DE102015103146A1 (de) * | 2015-03-04 | 2016-09-08 | Hella Kgaa Hueck & Co. | Verfahren und Vorrichtung zur Bestimmung eines Laststroms |
CN104993701B (zh) * | 2015-07-22 | 2017-05-24 | 无锡中感微电子股份有限公司 | 一种pwm/pfm控制电路 |
JP6382885B2 (ja) * | 2016-05-23 | 2018-08-29 | 双葉電子工業株式会社 | 電源装置 |
CN107134913B (zh) * | 2017-05-22 | 2020-01-17 | 成都芯源***有限公司 | 一种产生参考电压信号的方法、一种电压调节器的控制电路及其控制方法 |
RU2662228C1 (ru) * | 2017-08-08 | 2018-07-25 | Общество с ограниченной ответственностью "Научно-производственное предприятие "Силовая высоковольтная электроника" | Способ частотно-импульсного регулирования резонансного преобразователя с фазовой автоподстройкой ширины импульса |
US10644591B1 (en) * | 2018-10-16 | 2020-05-05 | Linear Technology Holding Llc | Regulator light load control techniques |
CN113141163B (zh) * | 2020-01-19 | 2023-11-17 | 晶豪科技股份有限公司 | D类功率放大器电路 |
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JPH05292735A (ja) * | 1992-04-13 | 1993-11-05 | Seiko Instr Inc | 降圧型スイッチングレギュレータ |
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JP3142755B2 (ja) * | 1995-10-03 | 2001-03-07 | シャープ株式会社 | スイッチング電源回路 |
US5747976A (en) * | 1996-03-26 | 1998-05-05 | Raytheon Company | Constant on-time architecture for switching regulators |
-
1998
- 1998-06-29 JP JP18279498A patent/JP3506913B2/ja not_active Expired - Lifetime
- 1998-09-21 US US09/157,732 patent/US6100675A/en not_active Expired - Lifetime
- 1998-09-22 KR KR1019980039255A patent/KR100570721B1/ko active IP Right Grant
- 1998-09-22 CN CNB981207480A patent/CN1179471C/zh not_active Expired - Lifetime
- 1998-09-22 TW TW087115786A patent/TW425753B/zh not_active IP Right Cessation
Cited By (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100334800C (zh) * | 2001-08-15 | 2007-08-29 | 崇贸科技股份有限公司 | 电源转换器所需的具有关闭周期调节功能的pwm控制器 |
CN100399687C (zh) * | 2002-04-24 | 2008-07-02 | 罗姆股份有限公司 | 开关电源装置 |
CN100337171C (zh) * | 2002-05-16 | 2007-09-12 | 广达电脑股份有限公司 | 双频脉波宽度调制稳压装置 |
CN100403632C (zh) * | 2005-04-15 | 2008-07-16 | 矽创电子股份有限公司 | 快速回复的低压降线性稳压器 |
CN1909395B (zh) * | 2005-08-04 | 2013-07-17 | 富士电机株式会社 | 信号传输方法 |
US7505702B2 (en) | 2005-09-29 | 2009-03-17 | Samsung Electronics Co., Ltd. | High power supply to control an abnormal load |
CN102279536B (zh) * | 2005-09-29 | 2015-06-10 | 三星电子株式会社 | 控制异常负载的高压电源 |
US7715738B2 (en) | 2005-09-29 | 2010-05-11 | Samsung Electronics Co., Ltd. | High power supply to control an abnormal load |
CN1941582B (zh) * | 2005-09-29 | 2011-10-12 | 三星电子株式会社 | 控制异常负载的高压电源 |
US8406014B2 (en) | 2005-12-30 | 2013-03-26 | Emerson Network Power Energy Systems, North America, Inc. | Circuit for adjusting the output voltage for a resonant DC/DC converter |
WO2007076702A1 (fr) * | 2005-12-30 | 2007-07-12 | Emerson Network Power Energy Systems Ab | Convertisseur continu-continu auto-oscillant et son procede de commande |
CN100461597C (zh) * | 2006-03-15 | 2009-02-11 | 麦奎尔有限公司 | 具有弱电流涓流模式的开关电压调节器 |
US8797014B2 (en) | 2008-09-30 | 2014-08-05 | Ricoh Company, Ltd. | DC-DC converter including circuit to detect switching frequency of switching supply |
CN102386769A (zh) * | 2010-09-03 | 2012-03-21 | 富士通半导体股份有限公司 | 开关稳压器 |
CN102386769B (zh) * | 2010-09-03 | 2015-11-25 | 斯班逊有限公司 | 开关稳压器 |
CN103208918B (zh) * | 2012-01-17 | 2016-06-15 | 百度在线网络技术(北京)有限公司 | Buck电路中基于电流的开关频率自动调节装置 |
CN103208918A (zh) * | 2012-01-17 | 2013-07-17 | 百度在线网络技术(北京)有限公司 | Buck电路中基于电流的开关频率自动调节装置 |
CN105337496A (zh) * | 2014-05-29 | 2016-02-17 | 展讯通信(上海)有限公司 | 基于压控振荡器的脉冲频率调制电路 |
CN105337496B (zh) * | 2014-05-29 | 2019-06-25 | 展讯通信(上海)有限公司 | 基于压控振荡器的脉冲频率调制电路 |
US10333476B2 (en) | 2014-10-29 | 2019-06-25 | Iks Co., Ltd. | Electric power converter and power amplifier |
CN110212760A (zh) * | 2019-06-10 | 2019-09-06 | 北海惠科光电技术有限公司 | 显示供电装置 |
CN111431424A (zh) * | 2020-03-19 | 2020-07-17 | 英飞特电子(杭州)股份有限公司 | 一种谐振电路 |
CN111431424B (zh) * | 2020-03-19 | 2021-04-23 | 英飞特电子(杭州)股份有限公司 | 一种谐振电路 |
CN113341214A (zh) * | 2021-07-22 | 2021-09-03 | 深圳市江芯电子科技有限公司 | 一种微处理器供电电压监测*** |
CN113341214B (zh) * | 2021-07-22 | 2023-09-08 | 深圳市江芯电子科技有限公司 | 一种微处理器供电电压监测*** |
Also Published As
Publication number | Publication date |
---|---|
CN1179471C (zh) | 2004-12-08 |
US6100675A (en) | 2000-08-08 |
KR100570721B1 (ko) | 2006-09-22 |
JP3506913B2 (ja) | 2004-03-15 |
KR19990030033A (ko) | 1999-04-26 |
TW425753B (en) | 2001-03-11 |
JPH11155281A (ja) | 1999-06-08 |
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