JP6962851B2 - 電源供給回路 - Google Patents
電源供給回路 Download PDFInfo
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- JP6962851B2 JP6962851B2 JP2018069012A JP2018069012A JP6962851B2 JP 6962851 B2 JP6962851 B2 JP 6962851B2 JP 2018069012 A JP2018069012 A JP 2018069012A JP 2018069012 A JP2018069012 A JP 2018069012A JP 6962851 B2 JP6962851 B2 JP 6962851B2
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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
- H02M3/1584—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
- H02M1/00—Details of apparatus for conversion
- H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is dc
- G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/24—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type 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
- H02M3/06—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
- H02M3/157—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 with digital 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
- H02M1/0003—Details of control, feedback or regulation circuits
-
- 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
-
- 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
- H02M1/0048—Circuits or arrangements for reducing losses
-
- 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
-
- 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
Description
本発明の別の電源供給回路は、入力端子と、出力端子と、接地端子と、入力が入力端子に接続され出力が出力端子に接続され、Nチャネル型MOSFETの出力トランジスタと、差動増幅回路と、第1の抵抗と、第2の抵抗と、第1のスイッチと第2のスイッチを有するシリーズレギュレータ型降圧電源回路と、入力が入力端子に接続され出力が出力端子に接続されたチャージポンプ型昇圧電源回路と、を有し、出力端子と接地端子の間に第1の抵抗と第2の抵抗を直列に接続し、第1の抵抗と第2の抵抗の接続点を差動増幅回路の入力に接続し、差動増幅回路の出力を第1のスイッチを介して出力トランジスタのゲート端子に接続し、接地端子を第2のスイッチを介して出力トランジスタのゲート端子に接続し、接地端子を出力トランジスタの基板電極端子に接続した。
図1は、第1の実施形態の電源供給回路10を示す図である。電源供給回路10は、第1電源回路20、第2電源回路40a、モード選択回路60、電圧選択回路80a、入力端子IN、出力端子OUTで構成される。電源供給回路10は、電池1と負荷2の間に直列に接続され、電池1が端子Voから入力端子INに電圧Vinを供給し、負荷2が出力端子OUTから端子Linに電源供給を受ける。入力端子INは、ノードN11を介して、第1電源回路20の端子Q1inと、第2電源回路40aの端子Q2inと、電圧選択回路80aの端子Vs1inに接続される。モード選択回路60は、端子S1oが第1電源回路20の端子S1inに接続され、端子S2oが第2電源回路40aの端子S2inに接続される。電圧選択回路80aは、端子Vsoが第2電源回路40aの端子Vsinに接続される。第1電源回路20は、端子Q1がノードN12を介して、電圧選択回路80aの端子Vs2inと、第2電源回路40aの端子Q2と、出力端子OUTに接続される。
第1電源回路選択時は、モード選択回路60が第1電源回路20を選択する信号S1を出力し、第2電源回路40aを選択する信号S2の出力を停止する。第1電源回路20は、第1電源回路を選択する信号S1の入力によって制御回路22が動作を開始し、設定された出力電圧となるようにPMOSトランジスタP1、P2、P3、NMOSトランジスタN1を制御して、第1電源回路20の端子Q1に抵抗R1,R2と基準電圧回路V1の電圧で設定する出力電圧Vuを生成する。電圧選択回路80aは、端子Vs2inに入力された第1電源回路20の出力電圧Vuと端子Vs1inに入力された電池1の電圧Vinを比較し、大きい方の電圧Vuを電圧選択回路80aの端子Vsoから出力する。
第2電源回路選択時は、モード選択回路60が第1電源回路20を選択する信号S1の出力を停止し、第2電源回路40aを選択する信号S2を出力する。第1電源回路20は、信号S1が入力されないため、制御回路22が動作を停止し、PMOSトランジスタP1、P2、P3、NMOSトランジスタN1を全てオフ状態とし、端子Q1への電圧出力を停止する。電圧選択回路80aは、端子Vs2inに入力される電圧と端子Vs1inに入力される電池1の電圧Vinを比較するが、第1電源回路から電圧Vuが入力されないので、端子Vs1inに入力される電圧Vinを電圧選択回路80aの端子Vsoから出力する。
図5は、第2の実施形態の電源供給回路11を示す図であり、第1の実施形態の電源供給回路10の電圧選択回路80aを電圧選択回路80bに置き換えたものである。電圧選択回路80bは、端子Vsb1inがノードN11を介して入力端子INに接続され、端子Vsb2inがノードN12を介して第1電源回路の端子Q1と第2電源回路の端子Q2と出力端子OUTに接続され、端子Sb1inがノードN13を介してモード選択回路60の端子S1oに接続され、端子Vsboが第2電源回路40aの端子Vsinに接続される。その他の接続は第1の実施形態の電源供給回路10と同様である。
第2の実施形態の電源供給回路11の動作は基本的に第1の実施形態の電源供給回路10と同様である為、第1の実施形態の電源供給回路10と異なる動作のみ説明する。
第2電源回路選択時は、モード選択回路60が第1電源回路20を選択する信号S1の出力を停止し、第2電源回路40aを選択する信号S2を出力する。電圧選択回路80bは、PMOSトランジスタP7がオフ、PMOSトランジスタP8がオンとなり、電圧選択回路80bの端子Vsboからは電圧Vinが出力される。以下の動作は第1の実施形態と同じである。
図7は、第3の実施形態の電源供給回路12を示す図であり、第1の実施形態の第2電源回路40aを第3電源回路40bに置き換え、電圧選択回路80aを削除したものである。
2 負荷
10、11、12 電源供給回路
20 第1電源回路
40a 第2電源回路
40b 第3電源回路
60 モード選択回路
80a、80b 電圧選択回路
101 電池
102 負荷
110 電源供給回路
120 電源回路
140 電源回路
160 動作モード検出手段
Claims (2)
- 入力端子と、
出力端子と、
接地端子と、
入力が前記入力端子に接続され出力が前記出力端子に接続され、Pチャネル型MOSFETの出力トランジスタと、差動増幅回路と、第1の抵抗と、第2の抵抗と、第1のスイッチと第2のスイッチを有するシリーズレギュレータ型降圧電源回路と、
入力が前記入力端子に接続され出力が前記出力端子に接続されたチャージポンプ型昇圧電源回路と、
前記入力端子の電圧と前記出力端子の電圧を入力し、前記入力端子の電圧と前記出力端子の電圧のうち高い方の電圧を出力する電圧選択回路と、を有し、
前記シリーズレギュレータ型降圧電源回路は、
前記出力端子と前記接地端子の間に前記第1の抵抗と前記第2の抵抗を直列に接続し、
前記第1の抵抗と前記第2の抵抗の接続点を前記差動増幅回路の入力に接続し、
前記差動増幅回路の出力を前記第1のスイッチを介して前記出力トランジスタのゲート端子に接続し、
前記電圧選択回路の出力を前記第2のスイッチを介して前記出力トランジスタのゲート端子に接続し、
前記電圧選択回路の出力を前記出力トランジスタの基板電極端子に接続したことを特徴とする電源供給回路。 - 入力端子と、
出力端子と、
接地端子と、
入力が前記入力端子に接続され出力が前記出力端子に接続され、Nチャネル型MOSFETの出力トランジスタと、差動増幅回路と、第1の抵抗と、第2の抵抗と、第1のスイッチと第2のスイッチを有するシリーズレギュレータ型降圧電源回路と、
入力が前記入力端子に接続され出力が前記出力端子に接続されたチャージポンプ型昇圧電源回路と、を有し、
前記シリーズレギュレータ型降圧電源回路は、
前記出力端子と前記接地端子の間に前記第1の抵抗と前記第2の抵抗を直列に接続し、
前記第1の抵抗と前記第2の抵抗の接続点を前記差動増幅回路の入力に接続し、
前記差動増幅回路の出力を前記第1のスイッチを介して前記出力トランジスタのゲート端子に接続し、
前記接地端子を前記第2のスイッチを介して前記出力トランジスタのゲート端子に接続し、
前記接地端子を前記出力トランジスタの基板電極端子に接続したことを特徴とする電源供給回路。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018069012A JP6962851B2 (ja) | 2018-03-30 | 2018-03-30 | 電源供給回路 |
TW108108723A TW201943195A (zh) | 2018-03-30 | 2019-03-14 | 電源供應電路 |
KR1020190033809A KR20190114810A (ko) | 2018-03-30 | 2019-03-25 | 전원 공급 회로 |
US16/363,061 US10454376B1 (en) | 2018-03-30 | 2019-03-25 | Power supply circuit |
CN201910237255.2A CN110320960B (zh) | 2018-03-30 | 2019-03-27 | 电源供给电路 |
Applications Claiming Priority (1)
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JP2018069012A JP6962851B2 (ja) | 2018-03-30 | 2018-03-30 | 電源供給回路 |
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JP2019180169A JP2019180169A (ja) | 2019-10-17 |
JP6962851B2 true JP6962851B2 (ja) | 2021-11-05 |
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JP2018069012A Active JP6962851B2 (ja) | 2018-03-30 | 2018-03-30 | 電源供給回路 |
Country Status (5)
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US (1) | US10454376B1 (ja) |
JP (1) | JP6962851B2 (ja) |
KR (1) | KR20190114810A (ja) |
CN (1) | CN110320960B (ja) |
TW (1) | TW201943195A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7129847B2 (ja) * | 2018-08-10 | 2022-09-02 | エイブリック株式会社 | 電源供給回路 |
TWI683516B (zh) * | 2019-08-08 | 2020-01-21 | 杰力科技股份有限公司 | 電源開關電路 |
CN111766912B (zh) * | 2020-06-30 | 2022-03-04 | 启攀微电子(上海)有限公司 | 一种宽电压低功耗稳压源的控制电路 |
CN113394971B (zh) * | 2021-06-29 | 2021-12-21 | 合肥市汤诚集成电路设计有限公司 | 一种电荷泵升压控制电路 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
EP2256910B1 (en) * | 2003-05-13 | 2012-12-05 | Fujitsu Semiconductor Limited | Semiconductor integrated circuit device |
JP2007274883A (ja) * | 2006-03-08 | 2007-10-18 | Matsushita Electric Ind Co Ltd | スイッチング電源装置 |
JP5894565B2 (ja) * | 2013-08-13 | 2016-03-30 | 株式会社東芝 | レギュレータ、および、スイッチ装置 |
US9385600B2 (en) * | 2013-11-22 | 2016-07-05 | Texas Instruments Incorporated | Low-loss step-up and step-down voltage converter |
TWI554012B (zh) * | 2015-09-30 | 2016-10-11 | 光寶電子(廣州)有限公司 | 複合式電源轉換裝置及其控制方法 |
TWI574141B (zh) * | 2015-12-08 | 2017-03-11 | 新唐科技股份有限公司 | 雙模穩壓器電路 |
US10185342B2 (en) * | 2016-11-04 | 2019-01-22 | Qualcomm Incorporated | Configurable charge controller |
US10978944B2 (en) * | 2017-07-20 | 2021-04-13 | Texas Instruments Incorporated | Multi-switch voltage regulator |
-
2018
- 2018-03-30 JP JP2018069012A patent/JP6962851B2/ja active Active
-
2019
- 2019-03-14 TW TW108108723A patent/TW201943195A/zh unknown
- 2019-03-25 US US16/363,061 patent/US10454376B1/en active Active
- 2019-03-25 KR KR1020190033809A patent/KR20190114810A/ko unknown
- 2019-03-27 CN CN201910237255.2A patent/CN110320960B/zh active Active
Also Published As
Publication number | Publication date |
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JP2019180169A (ja) | 2019-10-17 |
TW201943195A (zh) | 2019-11-01 |
US10454376B1 (en) | 2019-10-22 |
KR20190114810A (ko) | 2019-10-10 |
CN110320960A (zh) | 2019-10-11 |
CN110320960B (zh) | 2022-03-01 |
US20190305686A1 (en) | 2019-10-03 |
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