JP7129847B2 - 電源供給回路 - Google Patents
電源供給回路 Download PDFInfo
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- JP7129847B2 JP7129847B2 JP2018151545A JP2018151545A JP7129847B2 JP 7129847 B2 JP7129847 B2 JP 7129847B2 JP 2018151545 A JP2018151545 A JP 2018151545A JP 2018151545 A JP2018151545 A JP 2018151545A JP 7129847 B2 JP7129847 B2 JP 7129847B2
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- power supply
- circuit
- terminal
- supply circuit
- transistors
- Prior art date
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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
- H02M3/10—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
- H02M3/1582—Buck-boost 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/005—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting using a power saving mode
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- 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
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
- H03K17/6871—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors the output circuit comprising more than one controlled field-effect transistor
-
- 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
- H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter
-
- 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
-
- 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
- H02M1/0045—Converters combining the concepts of switch-mode regulation and linear regulation, e.g. linear pre-regulator to switching converter, linear and switching converter in parallel, same converter or same transistor operating either in linear or switching mode
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Dc-Dc Converters (AREA)
Description
図1は、電源供給回路10の詳細を示す図である。電源供給回路10は、電源回路20と、モード選択回路30と、入力端子IN1と、出力端子OUT1と、を有する。
モード選択回路30は、端子Soを有し、端子Soから電源回路20が第1のモードで動作するか、もしく第2のモードで動作するか、を選択する信号を出力する。
20 電源回路
21 誤差増幅回路
22 制御回路
30 モード選択回路
Claims (2)
- 電源回路とモード選択回路と入力端子と出力端子とを有し、
前記電源回路は、
前記入力端子と前記出力端子との間に直列に接続された第1と第2のトランジスタと、
前記入力端子と接地端子との間に直列に接続された第3と第4のトランジスタと、
前記第1と前記第2のトランジスタの接続点と前記第3と前記第4のトランジスタの接続点の2つの接続点間に接続された第1の容量と、
前記出力端子と前記接地端子との間に接続された第2の容量と、
前記出力端子と前記接地端子の間の電圧を分圧した電圧と基準電圧とを比較する誤差増幅回路と、
制御回路と、を有し、
前記電源回路は、前記モード選択回路からの信号により第1のモードもしくは第2のモードで動作し、
前記第1のモードは、前記誤差増幅回路の出力が前記制御回路に接続され、前記制御回路が前記第1から第4のトランジスタへ制御信号を出力し、
前記第2のモードは、前記誤差増幅回路の出力が前記第1のトランジスタに接続され、前記誤差増幅回路が前記第1のトランジスタへ制御信号を出力し、前記制御回路が前記第2のトランジスタをオン状態とし前記第3と第4のトランジスタをオフ状態とする制御信号を出力する、
ことを特徴とする電源供給回路。 - 電源回路とモード選択回路と入力端子と出力端子とを有し、
前記電源回路は、
前記入力端子と前記出力端子との間に直列に接続された第1と第2のトランジスタと、
前記入力端子と接地端子との間に直列に接続された第3と第4のトランジスタと、
前記第1と前記第2のトランジスタの接続点と前記第3と前記第4のトランジスタの接続点の2つの接続点間に接続された第1の容量と、
前記出力端子と前記接地端子との間に接続された第2の容量と、
前記出力端子と前記接地端子の間の電圧を分圧した電圧と基準電圧とを比較する誤差増幅回路と、
制御回路と、を有し、
前記電源回路は、前記モード選択回路からの信号により第1のモードもしくは第2のモードで動作し、
前記第1のモードは、前記誤差増幅回路の出力が前記制御回路に接続され、前記制御回路が前記第1から第4のトランジスタへ制御信号を出力し、
前記第2のモードは、前記誤差増幅回路の出力が前記第1のトランジスタ及び前記第2のトランジスタに接続され、前記誤差増幅回路が前記第1及び前記第2のトランジスタへ制御信号を出力し、前記制御回路が前記第3と前記第4のトランジスタをオフ状態とする制御信号を出力する、
ことを特徴とする電源供給回路。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018151545A JP7129847B2 (ja) | 2018-08-10 | 2018-08-10 | 電源供給回路 |
TW108126842A TW202013850A (zh) | 2018-08-10 | 2019-07-29 | 電源供應電路 |
US16/526,484 US10680514B2 (en) | 2018-08-10 | 2019-07-30 | Power supply circuit |
KR1020190095081A KR20200018287A (ko) | 2018-08-10 | 2019-08-05 | 전원 공급 회로 |
CN201910725658.1A CN110829836A (zh) | 2018-08-10 | 2019-08-07 | 电源供给电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018151545A JP7129847B2 (ja) | 2018-08-10 | 2018-08-10 | 電源供給回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020028172A JP2020028172A (ja) | 2020-02-20 |
JP7129847B2 true JP7129847B2 (ja) | 2022-09-02 |
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JP2018151545A Active JP7129847B2 (ja) | 2018-08-10 | 2018-08-10 | 電源供給回路 |
Country Status (5)
Country | Link |
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US (1) | US10680514B2 (ja) |
JP (1) | JP7129847B2 (ja) |
KR (1) | KR20200018287A (ja) |
CN (1) | CN110829836A (ja) |
TW (1) | TW202013850A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI683516B (zh) * | 2019-08-08 | 2020-01-21 | 杰力科技股份有限公司 | 電源開關電路 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009118698A (ja) | 2007-11-09 | 2009-05-28 | Seiko Npc Corp | Led駆動用電源回路及びその駆動方法 |
JP2013065939A (ja) | 2011-09-15 | 2013-04-11 | Fujifilm Corp | 撮像素子モジュール及びその電源回路 |
WO2016140719A2 (en) | 2014-12-24 | 2016-09-09 | Intel Corporation | Selectable-mode voltage regulator topology |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2768527B1 (fr) * | 1997-09-18 | 2000-07-13 | Sgs Thomson Microelectronics | Regulateur de tension |
EP1126586A1 (en) * | 2000-02-11 | 2001-08-22 | SCG France SAS | Regulated auxiliary power supply |
JP2002112457A (ja) | 2000-09-28 | 2002-04-12 | Citizen Watch Co Ltd | 電源供給装置 |
US7009858B2 (en) * | 2001-01-29 | 2006-03-07 | Seiko Epson Corporation | Adjustable current consumption power supply apparatus |
EP1298777A1 (en) * | 2001-09-28 | 2003-04-02 | STMicroelectronics S.r.l. | High-efficiency regulated voltage-boosting device |
JP4421536B2 (ja) * | 2005-09-09 | 2010-02-24 | 富士通マイクロエレクトロニクス株式会社 | Dc−dcコンバータ、dc−dcコンバータの制御回路及びdc−dcコンバータの制御方法 |
CN100504707C (zh) * | 2006-09-11 | 2009-06-24 | 华硕电脑股份有限公司 | 暂态电压补偿装置与使用此装置的电源供应器 |
CN100552594C (zh) * | 2006-11-22 | 2009-10-21 | 旺宏电子股份有限公司 | 利用齐纳二极管的稳压单元及稳压装置 |
US7759916B2 (en) * | 2008-05-12 | 2010-07-20 | Microchip Technology Incorporated | Regulator with device performance dynamic mode selection |
CN102545600A (zh) * | 2010-12-13 | 2012-07-04 | 立锜科技股份有限公司 | 适应性调整输入的电源供应电路与电源供应方法 |
JP6962851B2 (ja) * | 2018-03-30 | 2021-11-05 | エイブリック株式会社 | 電源供給回路 |
-
2018
- 2018-08-10 JP JP2018151545A patent/JP7129847B2/ja active Active
-
2019
- 2019-07-29 TW TW108126842A patent/TW202013850A/zh unknown
- 2019-07-30 US US16/526,484 patent/US10680514B2/en active Active
- 2019-08-05 KR KR1020190095081A patent/KR20200018287A/ko unknown
- 2019-08-07 CN CN201910725658.1A patent/CN110829836A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009118698A (ja) | 2007-11-09 | 2009-05-28 | Seiko Npc Corp | Led駆動用電源回路及びその駆動方法 |
JP2013065939A (ja) | 2011-09-15 | 2013-04-11 | Fujifilm Corp | 撮像素子モジュール及びその電源回路 |
WO2016140719A2 (en) | 2014-12-24 | 2016-09-09 | Intel Corporation | Selectable-mode voltage regulator topology |
Also Published As
Publication number | Publication date |
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TW202013850A (zh) | 2020-04-01 |
CN110829836A (zh) | 2020-02-21 |
JP2020028172A (ja) | 2020-02-20 |
US10680514B2 (en) | 2020-06-09 |
KR20200018287A (ko) | 2020-02-19 |
US20200052584A1 (en) | 2020-02-13 |
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