JP2007509598A - 電圧変換器 - Google Patents
電圧変換器 Download PDFInfo
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- JP2007509598A JP2007509598A JP2006536245A JP2006536245A JP2007509598A JP 2007509598 A JP2007509598 A JP 2007509598A JP 2006536245 A JP2006536245 A JP 2006536245A JP 2006536245 A JP2006536245 A JP 2006536245A JP 2007509598 A JP2007509598 A JP 2007509598A
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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
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
- H02M3/073—Charge pumps of the Schenkel-type
-
- 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
-
- 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
-
- 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
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- 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
- H02M3/1584—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 with a plurality of power processing stages connected in parallel
-
- 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
-
- 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)
- Control Of Electrical Variables (AREA)
Abstract
Description
−誘導性磁化モードにおいてエネルギを蓄積するとともに、誘導性減磁モードにおいてエネルギを転送する誘導性回路と、
−少なくとも2つの非反転出力電圧を提供する少なくとも2つの非反転分岐と、
−反転出力電圧を提供する反転分岐と、
を備え、
前記反転分岐及び前記非反転分岐が、前記誘導性回路の出力に並列接続され、前記誘導性回路が、前記反転分岐へ及び前記少なくとも2つの非反転分岐のうちの1つへエネルギを転送し、前記反転電圧及び前記少なくとも2つの非反転分岐のうちの1つの対応する非反転出力電圧が、逆の極性及び略等しい大きさを有する。
がインダクタのインダクタンスを表し、tが時間を表す場合に、I1がI1=(Vi/L)*tに等しいことを当業者によって容易に理解され得る。したがって、磁化電流ILは、例えば図2の屈曲線20に示されるように、ILがImaxに等しくなるまで時間とともに連続的に増加する。誘導性磁化モードにおいて、電流ILは、E=1/2*L*I2maxに等しいエネルギEの量を誘導性回路Lに転送することが容易に理解され得る。
として表現され得る。誘導性減磁モードにおいて、インダクタの両端の
ボルトの電圧は、例えば図3に示される屈曲線32のように、負性極性を有する。しかし、
が、出力電圧Vbに対して正の寄与を有することは明らかである。VD2は、用いられる技術に応じて、通常0.3及び0.7ボルト間に存在するダイオードD2の両端の電圧を表す。ダイオードD1、D2及びD3は、電圧変換器の出力から内部ノード10への電流漏れを防ぐために提供される。ダイオードD1、D2及びD3は、スイッチS5及びS6が、厳密に片方向である場合、すなわち内部ノード10から出力へのみ伝導する場合、省略され得る。このことは、例えば、スイッチS5及びS6が非直列接続であるP型MOSトランジスタの対を用いて構築される場合である。この場合、分岐12が、スイッチ装置も備えなければならないことが明らかである。スイッチS5及びS6が開いている場合、電流I2は、分岐12を通じて流れ始める。スイッチS5が閉じ、S6が開いた状態にされる場合、Vb-VD2の電圧が、内部ノード10に与えられる。これがVaより低い電圧であるので、ダイオードD1はオフにされ、I2は、第2分岐13を通じて流れ始める。同様にS6を閉じることにより、電圧Vc-VD3が内部ノード10に与えられ、ダイオードD1及びD2をオフにし得る。したがって、スイッチSL、S5及びS6を制御された方法で動作させることによって、インダクタLを磁化及び減磁すること、及び分岐12、13及び14のうちのそれぞれ1つにインダクタLからエネルギを転送することが可能である。コンデンサC1は、入力ラインを、電圧変換器のスイッチングノイズ及び高周波数スイッチング入力電流に対して保護する直流入力バッファとして動作する。コンデンサC2、C3及びC4は、直流出力バッファとして作動する。これらの機能は、第1に、高周波数出力電流を平滑にし、第2に、電圧変換器の分岐に何の充電も供給されない期間に連続的な出力電圧を保障することである。この結果として、C2、C3及びC4の両端の電圧は、わずかな交流リップルを示し得る。しかし、このことは、コンデンサC2、C3及びC4が誘導性回路によって十分早い程度に再充電されるので、あまり重要でない。
がインダクタLのインダクタンスである場合に、ILが
に等しいことは容易に理解され得る。SLが開かれると、電流ILはImaxに等しく、図2に示されるように下降エッジ22を示し得る。この下降エッジは、Viが入力電圧を示す場合、
として表現され得ることは容易に理解され得る。Voutは、図1の出力電圧Va、Vb、Vcの何れかを表し、VDは、ダイオードが伝導状態にある場合の、ダイオードD1、D2及びD3の両端の電圧降下を表す。
Claims (10)
- −誘導性磁化モードにおいてエネルギを蓄積するとともに、誘導性減磁モードにおいてエネルギを転送する誘導性回路と、
−少なくとも2つの非反転出力電圧を提供する少なくとも2つの非反転分岐と、
−反転出力電圧を提供する反転分岐と、
を備え、
前記反転分岐及び前記非反転分岐が、前記誘導性回路の出力に並列接続され、前記誘導性回路が、前記反転分岐へ及び前記少なくとも2つの非反転分岐のうちの1つへエネルギを転送し、前記反転電圧及び前記少なくとも2つの非反転分岐のうちの1つの対応する非反転出力電圧が、逆の極性及び略等しい大きさを有する電圧変換器。 - 前記反転分岐が、前記誘導性減磁モードにおいて転送されるエネルギを蓄積するとともに、前記誘導性磁化モードにおいて前記転送されるエネルギを放出する容量性回路を備える、請求項1に記載の電圧変換器。
- 前記容量性回路が、該容量性回路の入力を介して前記転送されたエネルギを受け取る一方で、該容量性回路の出力が接地電圧に接続され、該容量性回路が、更に、該出力を介してエネルギを放出する一方で、該入力が該接地電圧に接続される、請求項2に記載の電圧変換器。
- 前記誘導性磁化モード及び前記誘導性減磁モードのそれぞれにおいて、該容量性回路の前記入力及び前記出力を前記接地電圧にそれぞれ接続する第1及び第2スイッチ装置を備える、請求項3に記載の電圧変換器。
- 前記電圧変換器が、入力電圧が前記誘導性回路へ供給される電圧降下変換回路を更に備える、請求項1に記載の電圧変換器。
- 前記電圧降下変換回路が、前記誘導性回路に前記入力電圧及び接地電圧を交互に供給する第3及び第4スイッチ装置を備える、請求項5に記載の電圧変換器。
- 前記少なくとも2つの分岐のうちの少なくとも1つが、前記分岐を有効状態にする更なるスイッチ装置を備える、請求項1に記載の電圧変換器。
- 前記電圧変換器が、前記スイッチ装置を制御する制御手段を更に備える、請求項1ないし7の何れか一項に記載の電圧変換器。
- 請求項1ないし8の何れか一項に記載の電圧変換器を備える電源管理ユニット。
- 請求項7に記載の電源ユニットを備える携帯型装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03103887 | 2003-10-21 | ||
PCT/IB2004/052134 WO2005039033A1 (en) | 2003-10-21 | 2004-10-19 | Voltage converter |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2007509598A true JP2007509598A (ja) | 2007-04-12 |
Family
ID=34443047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006536245A Withdrawn JP2007509598A (ja) | 2003-10-21 | 2004-10-19 | 電圧変換器 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7466114B2 (ja) |
EP (1) | EP1678817A1 (ja) |
JP (1) | JP2007509598A (ja) |
KR (1) | KR20060108617A (ja) |
CN (1) | CN1871760A (ja) |
TW (1) | TW200520355A (ja) |
WO (1) | WO2005039033A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008148514A (ja) * | 2006-12-13 | 2008-06-26 | Toppoly Optoelectronics Corp | Dcdcコンバータ |
JP2010536318A (ja) * | 2007-08-08 | 2010-11-25 | アドバンスト・アナロジック・テクノロジーズ・インコーポレイテッド | 時分割マルチ出力dc/dcコンバータ及び電圧レギュレータ |
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FR2909495B1 (fr) * | 2006-12-05 | 2009-01-16 | Thales Sa | Convertisseur dc dc elevateur de tension |
US8614569B2 (en) * | 2007-04-24 | 2013-12-24 | St-Ericsson Sa | Method of controlling a switched-mode power supply having a single inductive element and several outputs, and corresponding power supply, in particular for a cellular mobile telephone |
US7768756B2 (en) | 2007-04-27 | 2010-08-03 | Hewlett-Packard Development Company, L.P. | Leakage current protection circuit |
TWI411210B (zh) * | 2010-11-23 | 2013-10-01 | Univ Nat Chiao Tung | 具電荷泵控制之單電感多重輸出直流轉換器 |
EP2466738B1 (en) * | 2010-12-20 | 2018-04-04 | ams AG | Voltage converter and method for voltage conversion |
US8345030B2 (en) | 2011-03-18 | 2013-01-01 | Qualcomm Mems Technologies, Inc. | System and method for providing positive and negative voltages from a single inductor |
TWI514738B (zh) * | 2011-07-07 | 2015-12-21 | Sitronix Technology Corp | Voltage converter |
US8786592B2 (en) * | 2011-10-13 | 2014-07-22 | Qualcomm Mems Technologies, Inc. | Methods and systems for energy recovery in a display |
DE102011089648A1 (de) * | 2011-12-22 | 2013-06-27 | Robert Bosch Gmbh | Energiespeichereinrichtung, System mit Energiespeichereinrichtung und Verfahren zum Ansteuern einer Energiespeichereinrichtung |
US9178422B2 (en) * | 2013-02-21 | 2015-11-03 | Texas Instruments Incorporated | Resonance-based single inductor output-driven DC-DC converter and method |
US9621021B2 (en) | 2013-06-21 | 2017-04-11 | Microchip Technology Inc. | Auxiliary power supplies in parallel with a switch of a switching regulator |
US9621037B2 (en) * | 2013-10-07 | 2017-04-11 | Microsemi Semiconductor (U.S.) Inc. | Voltage regulator with charge pump for generating second voltage source |
KR20160001093A (ko) * | 2014-06-26 | 2016-01-06 | 삼성전자주식회사 | 스위칭 레귤레이터를 제어하는 방법 및 전자 장치 |
US10581241B2 (en) * | 2017-06-22 | 2020-03-03 | Silicon Laboratories Inc. | Clamping inductive flyback voltage to reduce power dissipation |
CN113809916B (zh) * | 2020-06-15 | 2024-03-22 | 马克西姆综合产品公司 | 具有连续导通模式和非连续导通模式的电流控制的单电感器多输出dc-dc转换器 |
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JP2938958B2 (ja) * | 1990-10-31 | 1999-08-25 | 富士通株式会社 | Dc―dcコンバータ |
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IT1308586B1 (it) * | 1999-01-20 | 2002-01-08 | St Microelectronics Srl | Dispositivo di alimentazione duale con singolo convertitore continua-continua e traslatore capacitivo |
WO2002003534A1 (en) * | 2000-07-06 | 2002-01-10 | Koninklijke Philips Electronics N.V. | A multi-output dc/dc converter in pfm/pwm mode |
KR100849355B1 (ko) * | 2001-01-17 | 2008-07-29 | 엔엑스피 비 브이 | 제어된 다중-출력 dc/dc 컨버터 |
JP2003256052A (ja) * | 2002-02-26 | 2003-09-10 | Sharp Corp | スイッチドキャパシタ型安定化電源回路およびそれを用いる電子機器 |
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JP2005049830A (ja) * | 2003-07-14 | 2005-02-24 | Fuji Photo Film Co Ltd | 光信号伝送システム |
-
2004
- 2004-10-19 CN CNA2004800310093A patent/CN1871760A/zh active Pending
- 2004-10-19 JP JP2006536245A patent/JP2007509598A/ja not_active Withdrawn
- 2004-10-19 WO PCT/IB2004/052134 patent/WO2005039033A1/en active Application Filing
- 2004-10-19 KR KR1020067007608A patent/KR20060108617A/ko not_active Application Discontinuation
- 2004-10-19 US US10/576,553 patent/US7466114B2/en not_active Expired - Fee Related
- 2004-10-19 EP EP04770281A patent/EP1678817A1/en not_active Withdrawn
- 2004-10-20 TW TW093131893A patent/TW200520355A/zh unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008148514A (ja) * | 2006-12-13 | 2008-06-26 | Toppoly Optoelectronics Corp | Dcdcコンバータ |
JP2010536318A (ja) * | 2007-08-08 | 2010-11-25 | アドバンスト・アナロジック・テクノロジーズ・インコーポレイテッド | 時分割マルチ出力dc/dcコンバータ及び電圧レギュレータ |
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CN1871760A (zh) | 2006-11-29 |
TW200520355A (en) | 2005-06-16 |
US20070030617A1 (en) | 2007-02-08 |
WO2005039033A1 (en) | 2005-04-28 |
KR20060108617A (ko) | 2006-10-18 |
EP1678817A1 (en) | 2006-07-12 |
US7466114B2 (en) | 2008-12-16 |
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