JP2016140119A - 電源装置 - Google Patents
電源装置 Download PDFInfo
- Publication number
- JP2016140119A JP2016140119A JP2015011912A JP2015011912A JP2016140119A JP 2016140119 A JP2016140119 A JP 2016140119A JP 2015011912 A JP2015011912 A JP 2015011912A JP 2015011912 A JP2015011912 A JP 2015011912A JP 2016140119 A JP2016140119 A JP 2016140119A
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- JP
- Japan
- Prior art keywords
- switching element
- power supply
- voltage
- abnormality
- inductor
- 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.)
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Classifications
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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
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
-
- 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
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- 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)
Abstract
Description
図1は、実施形態1に係る電源装置1の回路図である。
図3は、実施形態2に係る電源装置2の回路図である。
11…外部接続端子(第1接続部)
12,14…外部接続端子
13…外部接続端子(第2接続部)
15…コントローラ(制御部)
21,22…MOS−FET
151…コンバータ制御部
152…電圧検出部
153…電流検出部
154…異常判定部
C1…キャパシタ
D1,D2…ボディーダイオード
L1…インダクタ
P…接続点
Q1…スイッチング素子(第1スイッチング素子)
Q2…スイッチング素子(第2スイッチング素子)
R1,R2…分圧抵抗
R3…抵抗
S1,S2…スイッチング素子(第3スイッチング素子)
V1…直流電源(第1直流電源)
V2…直流電源(第2直流電源)
Claims (3)
- 第1直流電源が接続される第1接続部と、
第2直流電源が接続される第2接続部と、
前記第1接続部からグランドの間に順次直列に接続された第1スイッチング素子及び第2スイッチング素子と、
前記第1スイッチング素子及び前記第2スイッチング素子の接続点からグランドの間に、順次直列に接続されたインダクタ及びキャパシタと、
前記第1スイッチング素子をオンオフする制御部と、
前記インダクタ及び前記キャパシタの接続点と前記第2接続部との間の電圧を検出する電圧検出部と、
前記インダクタに流れる電流の方向を検出する電流方向検出部と、
前記電圧検出部が検出した電圧が所定値以下の場合、低電圧異常と判定する判定部と、
を備え、
前記判定部は、
前記電流方向検出部が検出した電流の方向が、前記第1接続部側から前記第2接続部の方向である場合、前記第2接続部側の異常と判定し、前記第2接続部側から前記第1接続部の方向である場合、前記第2スイッチング素子の異常と判定する、
電源装置。 - 前記インダクタ及び前記キャパシタの接続点と、前記第2接続部との間に接続された第3スイッチング素子、
を備え、
前記制御部は、
前記判定部が前記第2スイッチング素子の異常と判定とした場合、前記第3スイッチング素子をオフにする、
請求項1に記載の電源装置。 - 前記第3スイッチング素子は、ボディーダイオードの方向が互いに逆方向となるよう接続された2つのMOS−FETから構成された双方向スイッチング素子である、
請求項2に記載の電源装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015011912A JP6168073B2 (ja) | 2015-01-26 | 2015-01-26 | 電源装置 |
EP15193400.7A EP3048713B1 (en) | 2015-01-26 | 2015-11-06 | Power supply apparatus |
CN201511020685.7A CN105827113B (zh) | 2015-01-26 | 2015-12-30 | 电源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015011912A JP6168073B2 (ja) | 2015-01-26 | 2015-01-26 | 電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016140119A true JP2016140119A (ja) | 2016-08-04 |
JP6168073B2 JP6168073B2 (ja) | 2017-07-26 |
Family
ID=54476838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015011912A Active JP6168073B2 (ja) | 2015-01-26 | 2015-01-26 | 電源装置 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3048713B1 (ja) |
JP (1) | JP6168073B2 (ja) |
CN (1) | CN105827113B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018180753A1 (ja) * | 2017-03-31 | 2018-10-04 | 株式会社村田製作所 | 電源装置 |
US20240088788A1 (en) * | 2022-09-08 | 2024-03-14 | Samsung Electronics Co., Ltd. | Switching regulator and power management integrated circuit including the same |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006271069A (ja) * | 2005-03-23 | 2006-10-05 | Toshiba Mitsubishi-Electric Industrial System Corp | 並列多重チョッパ装置 |
WO2010032333A1 (ja) * | 2008-09-22 | 2010-03-25 | 富士通株式会社 | 電源制御回路、電源装置、電源システムおよび電源制御装置の制御方法 |
JP2014073036A (ja) * | 2012-10-01 | 2014-04-21 | Mitsubishi Electric Corp | 電源装置および電源装置の異常判定方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6031743A (en) * | 1998-10-28 | 2000-02-29 | International Business Machines Corporation | Fault isolation in a redundant power converter |
US6473280B1 (en) * | 2000-10-12 | 2002-10-29 | Analog Devices, Inc. | Switching voltage regulator failure detection circuit and method |
US7091739B2 (en) * | 2004-06-25 | 2006-08-15 | General Electric Company | System and method for detecting an operational fault condition in a power supply |
JP4172473B2 (ja) * | 2005-06-29 | 2008-10-29 | オムロン株式会社 | 昇圧回路及び電動パワーステアリング装置 |
GB2447875B (en) * | 2007-03-30 | 2011-07-13 | Wolfson Microelectronics Plc | Short circuit protection |
CN103618437A (zh) * | 2013-11-26 | 2014-03-05 | 苏州贝克微电子有限公司 | 一种使较宽电流范围内的开关稳压电路维持高效率的控制电路 |
-
2015
- 2015-01-26 JP JP2015011912A patent/JP6168073B2/ja active Active
- 2015-11-06 EP EP15193400.7A patent/EP3048713B1/en active Active
- 2015-12-30 CN CN201511020685.7A patent/CN105827113B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006271069A (ja) * | 2005-03-23 | 2006-10-05 | Toshiba Mitsubishi-Electric Industrial System Corp | 並列多重チョッパ装置 |
WO2010032333A1 (ja) * | 2008-09-22 | 2010-03-25 | 富士通株式会社 | 電源制御回路、電源装置、電源システムおよび電源制御装置の制御方法 |
JP2014073036A (ja) * | 2012-10-01 | 2014-04-21 | Mitsubishi Electric Corp | 電源装置および電源装置の異常判定方法 |
Also Published As
Publication number | Publication date |
---|---|
EP3048713A1 (en) | 2016-07-27 |
CN105827113A (zh) | 2016-08-03 |
JP6168073B2 (ja) | 2017-07-26 |
CN105827113B (zh) | 2019-03-29 |
EP3048713B1 (en) | 2018-07-04 |
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