JP5286717B2 - 昇圧型dc/dcコンバータ - Google Patents
昇圧型dc/dcコンバータ Download PDFInfo
- Publication number
- JP5286717B2 JP5286717B2 JP2007229318A JP2007229318A JP5286717B2 JP 5286717 B2 JP5286717 B2 JP 5286717B2 JP 2007229318 A JP2007229318 A JP 2007229318A JP 2007229318 A JP2007229318 A JP 2007229318A JP 5286717 B2 JP5286717 B2 JP 5286717B2
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- control
- switching
- inductor
- control 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
- 239000003990 capacitor Substances 0.000 claims description 13
- 238000009499 grossing Methods 0.000 claims description 13
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 16
- 238000000034 method Methods 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 13
- 230000004913 activation Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
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
-
- 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)
- Dc-Dc Converters (AREA)
Description
前記第2のスイッチング素子が直列に2個接続されて構成され、一方のスイッチング素子はバックゲートをインダクタ側、他方のスイッチング素子はバックゲートを前記平滑コンデンサ側に接続され、
前記制御切り替え手段からの指示に応じて、前記ドライバ制御部は、前記第2のスイッチング素子をON/OFF制御またはOFF制御に切り替え、
前記昇圧型DC/DCコンバータのスタンバイ時に第2のスイッチ素子がOFFしている際に、前記平滑コンデンサに直流電流の電荷の充電を防止するように制御したことを特徴とする。
Claims (3)
- 直流電源と、前記直流電源の正極に接続されたインダクタと、前記インダクタとGND間に接続された第1のスイッチング素子と、前記インダクタに第2のスイッチング素子を介して接続された平滑コンデンサと、前記第1及び第2のスイッチング素子のON/OFF制御を行うドライバ制御部と、負荷電流に応じて前記ドライバ制御部の制御動作を切り替える制御切り替え手段とを備え、
前記第2のスイッチング素子が直列に2個接続されて構成され、一方のスイッチング素子はバックゲートをインダクタ側、他方のスイッチング素子はバックゲートを前記平滑コンデンサ側に接続され、
前記制御切り替え手段からの指示に応じて、前記ドライバ制御部は、前記第2のスイッチング素子をON/OFF制御またはOFF制御に切り替え、
前記昇圧型DC/DCコンバータのスタンバイ時に第2のスイッチ素子がOFFしている際に、前記平滑コンデンサに直流電流の電荷の充電を防止するように制御したことを特徴とする昇圧型DC/DCコンバータ。 - 直流電源と、前記直流電源の正極に接続されたインダクタと、前記インダクタとGND間に接続された第1のスイッチング素子と、前記インダクタに第2のスイッチング素子を介して接続された平滑コンデンサと、前記第1及び第2のスイッチング素子のON/OFF制御を行うドライバ制御部と、負荷電流に応じて前記ドライバ制御部の制御動作を切り替える制御切り替え手段とを備え、前記制御切り替え手段からの指示に応じて、前記ドライバ制御部は、前記第2のスイッチング素子をON/OFF制御またはOFF制御に切り替え、
前記トライバ制御部は、2つの第2のスイッチング素子のうち一方の第2のスイッチング素子をONさせるとともに、他方の第2のスイッチング素子を負荷電流が小さいときOFF制御に切り替え、負荷電流が大きいときON/OFF制御に切り替えることを特徴とする昇圧型DC/DCコンバータ。 - 前記ドライバ制御部は、前記負荷電流が小さいとき前記第2のスイッチング素子をOFF制御に切り替え、前記負荷電流が大きいとき前記第2のスイッチング素子をON/OFF制御に切り替えることを特徴とする請求項1または請求項2に記載の昇圧型DC/DCコンバータ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007229318A JP5286717B2 (ja) | 2007-09-04 | 2007-09-04 | 昇圧型dc/dcコンバータ |
US12/219,617 US7915880B2 (en) | 2007-09-04 | 2008-07-24 | Step-up DC-DC converter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007229318A JP5286717B2 (ja) | 2007-09-04 | 2007-09-04 | 昇圧型dc/dcコンバータ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009065740A JP2009065740A (ja) | 2009-03-26 |
JP5286717B2 true JP5286717B2 (ja) | 2013-09-11 |
Family
ID=40406416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007229318A Expired - Fee Related JP5286717B2 (ja) | 2007-09-04 | 2007-09-04 | 昇圧型dc/dcコンバータ |
Country Status (2)
Country | Link |
---|---|
US (1) | US7915880B2 (ja) |
JP (1) | JP5286717B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7728562B2 (en) * | 2007-07-27 | 2010-06-01 | Gm Global Technology Operations, Inc. | Voltage link control of a DC-AC boost converter system |
CN102158080A (zh) * | 2010-03-02 | 2011-08-17 | 成都芯源系统有限公司 | 一种电压变换器及其控制方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3524266A1 (de) * | 1985-07-06 | 1987-01-08 | Philips Patentverwaltung | Schaltungsanordnung zum betrieb von hochdruckgasentladungslampen |
JPH07110132B2 (ja) * | 1991-08-22 | 1995-11-22 | 日本モトローラ株式会社 | 電圧変換装置 |
US5831418A (en) * | 1996-12-03 | 1998-11-03 | Fujitsu Ltd. | Step-up/down DC-to-DC converter |
JP3335587B2 (ja) * | 1998-12-25 | 2002-10-21 | 富士通株式会社 | Dc−dcコンバータ回路 |
US6198258B1 (en) * | 1999-04-28 | 2001-03-06 | Rohm Co., Ltd. | DC-DC converter capable of soft starting function by slowly raising reference voltage |
JP2001197727A (ja) | 2000-01-11 | 2001-07-19 | Matsushita Electric Ind Co Ltd | Dc−dcコンバータ |
US6166527A (en) * | 2000-03-27 | 2000-12-26 | Linear Technology Corporation | Control circuit and method for maintaining high efficiency in a buck-boost switching regulator |
JP3579325B2 (ja) * | 2000-05-22 | 2004-10-20 | 株式会社東芝 | レギュレータ回路 |
JP3636321B2 (ja) * | 2002-04-24 | 2005-04-06 | ローム株式会社 | スイッチング電源装置 |
JP3777403B2 (ja) * | 2002-04-24 | 2006-05-24 | 株式会社ジェイテクト | 電動パワーステアリング装置 |
JP2004120901A (ja) * | 2002-09-26 | 2004-04-15 | Fujitsu Ten Ltd | 昇圧電源装置 |
JP4619822B2 (ja) | 2005-03-03 | 2011-01-26 | 株式会社リコー | スイッチングレギュレータ及びその電圧制御方法 |
JP4617977B2 (ja) * | 2005-04-14 | 2011-01-26 | トヨタ自動車株式会社 | 電圧変換器 |
-
2007
- 2007-09-04 JP JP2007229318A patent/JP5286717B2/ja not_active Expired - Fee Related
-
2008
- 2008-07-24 US US12/219,617 patent/US7915880B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7915880B2 (en) | 2011-03-29 |
US20090058385A1 (en) | 2009-03-05 |
JP2009065740A (ja) | 2009-03-26 |
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