JP4716895B2 - Dc−dcコンバータ制御回路、dc−dcコンバータおよびdc−dcコンバータ制御方法 - Google Patents
Dc−dcコンバータ制御回路、dc−dcコンバータおよびdc−dcコンバータ制御方法 Download PDFInfo
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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
- H02M3/02—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
- 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
-
- 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
- H02M3/33561—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 having more than one ouput with independent control
-
- 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
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/008—Plural converter units for generating at two or more independent and non-parallel outputs, e.g. systems with plural point of load switching regulators
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Description
VBGP=Ton/(Ton+Toff)×Vin=Ton/T×Vin・・・式(1)
DC1ないしDC3 DC−DCコンバータ
10aないし10d 電源装置
CU1ないしCU3 制御部
ERA1ないしERA3 誤差増幅器
VBGN 低位バックゲート電圧
VBGP 高位バックゲート電圧
Vcc 電源電圧
Vss 低位基準電圧
e1ないしe3 基準電圧
Claims (10)
- 互いに異なる複数の出力電圧を出力するDC−DCコンバータのDC−DCコンバータ制御回路において、
前記複数の出力電圧のうちの第1出力電圧の現出力電圧を示す第1信号と、第2出力電圧の目標値を指示する第2出力電圧基準信号とが入力され、前記第1信号または前記第2出力電圧基準信号に応じて前記第1出力電圧と所定の電位関係を維持するように前記第2出力電圧を制御する出力電圧制御部を備えることを特徴とするDC−DCコンバータ制御回路。 - 前記第1信号は前記第1出力電圧の目標値を指示する第1出力電圧基準信号であり、
前記所定の電位関係は、前記第1出力電圧基準信号と前記第2出力電圧基準信号とが互いに独立に可変に制御される場合において前記第2出力電圧が前記第1出力電圧より低くされる関係であり、
前記出力電圧制御部は、前記第1出力電圧基準信号と前記第2出力電圧基準信号とのうち低い方と前記第2出力電圧との誤差増幅を行う誤差増幅器である
ことを特徴とする請求項1に記載のDC−DCコンバータ制御回路。 - 前記誤差増幅器には複数の前記第1出力電圧基準信号が入力され、
前記第1出力電圧基準信号のうち最も低い電圧と前記第2出力電圧基準信号とのうち低い方と前記第2出力電圧との誤差増幅を行うことを特徴とする請求項2に記載のDC−DCコンバータ制御回路。 - 前記誤差増幅器に接続されるソフトスタート用コンデンサを備え、
前記誤差増幅器は、前記第1出力電圧基準信号のうち最も低い電圧と前記第2出力電圧基準信号とのうち低い方の電圧と、前記ソフトスタート用コンデンサの電圧と、のうち低い方の電圧を選択した上で前記第2出力電圧との誤差増幅を行うことを特徴とする請求項3に記載のDC−DCコンバータ制御回路。 - 前記第1信号は前記第1出力電圧の目標値を指示する第1出力電圧基準信号であり、
前記所定の電位関係は、前記第1出力電圧基準信号と前記第2出力電圧基準信号とが互いに独立に可変に制御される場合において前記第2出力電圧が前記第1出力電圧より高くされる関係であり、
前記出力電圧制御部は、前記第1出力電圧基準信号と前記第2出力電圧基準信号とのうち高い方と前記第2出力電圧との誤差増幅を行う誤差増幅器であることを特徴とする請求項1に記載のDC−DCコンバータ制御回路。 - 前記誤差増幅器は複数備えられ、
前記誤差増幅器の各々には前記第1出力電圧基準信号が入力され、
前記誤差増幅器は前記第1出力電圧基準信号と前記第2出力電圧基準信号とのうち高い方と前記第2出力電圧との誤差増幅を行うことを特徴とする請求項5に記載のDC−DCコンバータ制御回路。 - 前記第1出力電圧を所定比率で分圧する第1分圧部と、
前記第1分圧部と同等の比率で前記第2出力電圧を分圧した上で前記誤差増幅器に対して出力する第2分圧部と
を備えることを特徴とする請求項1に記載のDC−DCコンバータ制御回路。 - 互いに異なる複数の出力電圧を出力するDC−DCコンバータにおいて、
前記複数の出力電圧のうちの第1出力電圧の現出力電圧を示す第1信号と、第2出力電圧の目標値を指示する第2出力電圧基準信号とが入力され、前記第1信号および前記第2
出力電圧基準信号に応じて前記第1出力電圧と所定の電位関係を維持するように前記第2出力電圧を制御する出力電圧制御部を備えることを特徴とするDC−DCコンバータ。 - 前記出力電圧制御部に接続されるソフトスタート用コンデンサを備え、前記出力電圧制御部は、前記第1信号または前記第2出力電圧基準信号または前記ソフトスタート用コンデンサの少なくとも何れか1つに応じて前記第2出力電圧を制御することを特徴とする請求項8に記載のDC−DCコンバータ。
- 互いに異なる複数の出力電圧を出力するDC−DCコンバータの制御方法において、
前記複数の出力電圧のうちの第1出力電圧の現出力電圧を示す第1信号と、第2出力電圧の目標値を指示する第2出力電圧基準信号とに応じて前記第1出力電圧と所定の電位関係を維持するように前記第2出力電圧を制御することを特徴とするDC−DCコンバータ制御方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2006045871A JP4716895B2 (ja) | 2006-02-22 | 2006-02-22 | Dc−dcコンバータ制御回路、dc−dcコンバータおよびdc−dcコンバータ制御方法 |
TW95118456A TWI325677B (en) | 2006-02-22 | 2006-05-24 | Dc-dc converter control circuit, dc-dc converter, and dc-dc converter control method |
US11/447,009 US7545054B2 (en) | 2006-02-22 | 2006-06-06 | DC linear regulator single controller with plural loads |
KR1020060054301A KR100793678B1 (ko) | 2006-02-22 | 2006-06-16 | Dc-dc 컨버터 제어 회로, dc-dc 컨버터 및dc-dc 컨버터 제어 방법 |
CNB2006100829227A CN100574074C (zh) | 2006-02-22 | 2006-06-19 | 直流-直流变换器及其控制电路和控制方法 |
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JP2006045871A JP4716895B2 (ja) | 2006-02-22 | 2006-02-22 | Dc−dcコンバータ制御回路、dc−dcコンバータおよびdc−dcコンバータ制御方法 |
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JP2007228698A JP2007228698A (ja) | 2007-09-06 |
JP4716895B2 true JP4716895B2 (ja) | 2011-07-06 |
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US (1) | US7545054B2 (ja) |
JP (1) | JP4716895B2 (ja) |
KR (1) | KR100793678B1 (ja) |
CN (1) | CN100574074C (ja) |
TW (1) | TWI325677B (ja) |
Families Citing this family (7)
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JP4887841B2 (ja) * | 2006-03-06 | 2012-02-29 | 富士通セミコンダクター株式会社 | Dc−dcコンバータ制御回路、dc−dcコンバータ、半導体装置およびdc−dcコンバータ制御方法 |
US7646108B2 (en) * | 2006-09-29 | 2010-01-12 | Intel Corporation | Multiple output voltage regulator |
US7948720B2 (en) * | 2008-03-19 | 2011-05-24 | Qualcomm Incorporated | Voltage regulator with transient recovery circuit |
JP5193954B2 (ja) * | 2009-06-04 | 2013-05-08 | 株式会社日立製作所 | スイッチング電源システム |
CN103337969A (zh) * | 2013-04-15 | 2013-10-02 | 湖南大学 | 一种mmc型vsc-hvdc系统预充电的控制方法 |
JP6060070B2 (ja) * | 2013-12-27 | 2017-01-11 | 京セラドキュメントソリューションズ株式会社 | 電源装置及び画像形成装置 |
CN110380447B (zh) * | 2019-07-22 | 2021-07-06 | 重庆大学 | 一种风机失效下的电-气互联能源系统降风险调度方法 |
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US4849868A (en) * | 1988-11-03 | 1989-07-18 | Tideland Signal Corporation | Pulse width modulated switching power supply |
JPH07111314A (ja) | 1993-10-14 | 1995-04-25 | Kawasaki Steel Corp | 半導体集積回路装置 |
JPH07176624A (ja) | 1993-12-20 | 1995-07-14 | Nippon Telegr & Teleph Corp <Ntt> | 相補性mos型電界効果トランジスタ集積回路 |
JP2004102675A (ja) * | 2002-09-10 | 2004-04-02 | Sony Corp | 電流制御回路および電流出力型駆動回路 |
JP4299530B2 (ja) * | 2002-11-19 | 2009-07-22 | 富士通マイクロエレクトロニクス株式会社 | 制御回路、dc−dcコンバータ及び電子機器 |
JP2005166698A (ja) | 2003-11-28 | 2005-06-23 | Matsushita Electric Ind Co Ltd | 半導体集積回路 |
JP2005234739A (ja) * | 2004-02-18 | 2005-09-02 | Sharp Corp | シリーズレギュレータ及びそれを用いた電子機器 |
JP4328290B2 (ja) * | 2004-12-28 | 2009-09-09 | 富士通マイクロエレクトロニクス株式会社 | 電源回路、半導体集積回路装置、電子機器及び電源回路の制御方法 |
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- 2006-02-22 JP JP2006045871A patent/JP4716895B2/ja active Active
- 2006-05-24 TW TW95118456A patent/TWI325677B/zh active
- 2006-06-06 US US11/447,009 patent/US7545054B2/en active Active
- 2006-06-16 KR KR1020060054301A patent/KR100793678B1/ko not_active IP Right Cessation
- 2006-06-19 CN CNB2006100829227A patent/CN100574074C/zh active Active
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TW200733528A (en) | 2007-09-01 |
KR100793678B1 (ko) | 2008-01-10 |
TWI325677B (en) | 2010-06-01 |
JP2007228698A (ja) | 2007-09-06 |
KR20070085005A (ko) | 2007-08-27 |
US7545054B2 (en) | 2009-06-09 |
CN101026337A (zh) | 2007-08-29 |
CN100574074C (zh) | 2009-12-23 |
US20070194766A1 (en) | 2007-08-23 |
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