WO2007125986A1 - フィルムコンデンサ - Google Patents
フィルムコンデンサ Download PDFInfo
- Publication number
- WO2007125986A1 WO2007125986A1 PCT/JP2007/059042 JP2007059042W WO2007125986A1 WO 2007125986 A1 WO2007125986 A1 WO 2007125986A1 JP 2007059042 W JP2007059042 W JP 2007059042W WO 2007125986 A1 WO2007125986 A1 WO 2007125986A1
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- WO
- WIPO (PCT)
- Prior art keywords
- capacitor
- electrode
- dielectric film
- film
- electrode pattern
- 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.)
- Ceased
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/32—Wound capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/01—Form of self-supporting electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/14—Organic dielectrics
- H01G4/18—Organic dielectrics of synthetic material, e.g. derivatives of cellulose
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/14—Protection against electric or thermal overload
- H01G2/16—Protection against electric or thermal overload with fusing elements
Definitions
- the present invention relates to a wound body having a configuration in which a first electrode pattern and a second electrode pattern are wound in a state of being opposed to each other with a dielectric film interposed therebetween, and at one end of the wound body
- the present invention relates to a film capacitor having a first terminal portion that is electrically connected and a second terminal portion that is electrically connected to the other end of the wound body, and more particularly, a self-healing function and a self-protection mechanism. This relates to film capacitors that have both.
- film capacitors having both a self-healing function and a self-protection mechanism are disclosed in, for example, Patent Documents 1 to 4.
- the film capacitor described in Patent Document 1 includes at least one of a pair of capacitor electrodes facing each other with a dielectric film interposed therebetween, and the electrode is formed in the length direction of the film. Are divided by a plurality of insulating grooves at equal intervals or at arbitrary intervals, thereby forming a plurality of segmented electrode rows. Each electrode of the segmented electrode array is an insulating groove network formed by leaving a plurality of narrow current paths.
- a wound metal body is formed by winding a metallized film formed with 2 to 20 pieces of small electrodes in the length direction and a plurality of independent small electrodes in the width direction.
- a capacitor element is provided by forming a terminal electrode by spraying metal on both end faces, and the capacitor element is packaged in units of one or more.
- a metal vapor-deposited electrode is formed on one side of a dielectric film, a plurality of divided electrodes are formed in the longitudinal direction and the width direction of the electrode portion, and the divided electrode is not used.
- a margin fuse having a fuse function is provided at the margin portion, and the margin fuse is overlapped with the margin fuse portions of the upper and lower counter electrodes.
- a dielectric capacitor sheet provided with a metal thin film is wound so as to form a capacitor housing in the traveling direction of the sheet. It is a sheet capacitor, and the metallization part is a type in which a division part is provided in a metal thin film.
- a metal thin film has a partial division part shape
- the film capacitor described in Patent Document 4 is connected in parallel by a fuse on the side facing the insulation margin in the center of the width direction in the effective electrode part that forms a capacity for a pair of vapor deposition electrodes.
- the divided electrodes are provided. As a result, the current flowing at a position distant from the metallicon is reduced, and the fuse and the divided electrode are provided on the side near the insulation margin. It has become possible to do.
- Patent Document 1 Japanese Patent No. 3710873
- Patent Document 2 JP-A-9 199371
- Patent Document 3 Japanese Translation of Special Publication 2002-504747
- Patent Document 4 Japanese Unexamined Patent Application Publication No. 2004-134561
- the divided electrode is directly connected to the extraction electrode portion that is electrically connected to the terminal portion of the film capacitor via a very narrow fuse portion.
- the present invention has been made in view of such a problem, can sufficiently secure a heat dissipation path, and can have both a self-recovery function and a self-protection mechanism,
- the object is to provide a film capacitor that can be used in various applications.
- a film capacitor according to the present invention includes a wound body having a configuration in which a first electrode pattern and a second electrode pattern are wound in a state of facing each other with a dielectric film interposed therebetween, and one of the wound bodies In the film capacitor having the first terminal portion electrically connected to the end of the winding and the second terminal portion electrically connected to the other end of the winding body, the first electrode The pattern includes a first extraction electrode portion extending continuously along a longitudinal direction of the dielectric film, a plurality of first capacitor electrode portions extending substantially perpendicularly from the first extraction electrode portion, and the first A second capacitor electrode part disposed between the capacitor electrode parts and connected to the first capacitor electrode part, wherein the second electrode pattern is continuous along the longitudinal direction of the dielectric film.
- a second extraction electrode portion extending from the second extraction electrode portion, a plurality of third capacitor electrode portions extending substantially at right angles from the second extraction electrode portion, and the third capacitor electrode portion, and the third capacitor.
- a fourth capacitor electrode part connected to the electrode part, and the first capacitor electrode part of the first electrode pattern and the fourth capacitor electrode part of the second electrode pattern sandwich the dielectric film. so thus, the second capacitor electrode portion of the first electrode pattern and the third capacitor electrode portion of the second electrode pattern overlap with the dielectric film interposed therebetween, and the dielectric film of the first capacitor electrode portion
- the width of the fourth capacitor electrode portion along the longitudinal direction of the dielectric film is wider than the width along the longitudinal direction, and the width of the third capacitor electrode portion along the longitudinal direction of the dielectric film.
- the first extraction electrode portion of the first electrode pattern having a width along the longitudinal direction of the dielectric film of the second capacitor electrode portion is electrically connected to the first terminal portion,
- the dielectric film is formed to extend to one side end of the dielectric film, and the second extraction electrode portion of the second electrode pattern is electrically connected to the second terminal portion.
- the other of It is formed to extend to the side edge!
- the first capacitor electrode portion and the third capacitor electrode portion can be effectively used as a heat dissipation path.
- a sufficient heat radiation path can be secured, and a self-recovery function and a self-protection mechanism can be provided together, and the allowable current value can be improved. Can also be accommodated.
- the wound body includes a first dielectric film having the first electrode pattern formed on one side and a second dielectric having the second electrode pattern formed on one side.
- the film is overlaid so that the first electrode pattern and the second electrode pattern are not in contact with each other, and the overlaid first dielectric film and the second dielectric film are sandwiched. It is composed by turning.
- the wound body has a dielectric film in which the first electrode pattern is formed on one side and the second electrode pattern is formed on the other side, and an electrode pattern on both sides.
- the spacer is formed, and the spacer is overlapped, and the above-described dielectric film and the spacer are overlapped to overlap each other.
- both ends in the width direction of the dielectric film may be cut into a waveform.
- the waveform for example, a waveform conforming to a sine wave or a triangular wave, a semicircular shape, or the like can be considered.
- the second capacitor electrode portion of the first electrode pattern is separated into one or more first sections, and the first section is the first capacitor electrode section,
- the at least one end surface extending along the width direction of the dielectric film is connected to each of the first capacitor portions through a narrow first fuse portion
- the fourth capacitor electrode portion of the second electrode pattern includes one or more second sections.
- the second section is connected to at least one end surface of the fourth capacitor electrode portion extending along the width direction of the dielectric film via a narrow second fuse portion.
- the first section includes two or more first minute sections arranged along the longitudinal direction of the dielectric film, and connected via a narrow third fuse portion.
- two or more second minute sections may be arranged along the longitudinal direction of the dielectric film and connected via a narrow fourth fuse portion.
- a width between the first extraction electrode portion and the first capacitor electrode portion of the first electrode pattern is smaller than a width of the first capacitor electrode portion, and the first 1
- a fifth fuse portion wider than the width of the fuse portion is formed, and the width of the second capacitor electrode portion is larger than the width of the second capacitor electrode portion between the second extraction electrode portion and the second capacitor electrode portion of the second electrode pattern.
- a sixth fuse portion that is narrow and wider than the width of the second fuse portion is formed.
- FIG. 1 is a perspective view showing an example of the outer shape of a first film capacitor.
- FIG. 2 is a perspective view showing a partially omitted configuration of a wound body of the first film capacitor.
- FIG. 3 is a cross-sectional view showing the first film capacitor with a part thereof omitted.
- FIG. 4 is a perspective view showing another example of the outer shape of the first film capacitor.
- FIG. 5A is a plan view showing the first film capacitor with the first dielectric film and the first electrode pattern partially omitted.
- FIG. 5B is a plan view showing the second dielectric film and the second electrode pattern with a part thereof omitted.
- FIG. 5C is a perspective view showing a partially omitted state in which the first dielectric film and the second dielectric film are overlaid.
- FIG. 6A is a plan view showing the first dielectric film and the first electrode pattern in which a part of the first dielectric film and the first electrode pattern are omitted in the first modification of the first film capacitor.
- FIG. 6B is a plan view showing a part of the second dielectric film and the second electrode pattern omitted.
- FIG. 6C is a perspective view showing a partially omitted state in which the first dielectric film and the second dielectric film are overlaid.
- FIG. 7A is a plan view showing the first dielectric film and the first electrode pattern with a part thereof omitted in a second modification of the first film capacitor.
- FIG. 7B is a plan view showing the second dielectric film and the second electrode pattern with a part thereof omitted.
- FIG. 7C is a perspective view showing a partially omitted state in which the first dielectric film and the second dielectric film are overlaid.
- FIG. 8 is a perspective view showing a configuration of a wound body of a third modified example of the first film capacitor with a part thereof omitted.
- FIG. 9 is a perspective view showing a partially omitted configuration of a wound body of the second film capacitor.
- FIG. 10 is a cross-sectional view showing a partially omitted configuration of the second film capacitor.
- the film capacitor according to the first embodiment (hereinafter referred to as a first film capacitor 1 OA) includes a wound body 12 and one of the wound bodies 12. Electrical at end And a second terminal portion 16 electrically connected to the other end of the wound body 12.
- the wound body 12 has a configuration in which the first electrode pattern 18A and the second electrode pattern 18B are wound with the dielectric film 20 therebetween.
- the wound body 12 of the first film capacitor 10A includes a first dielectric film 22A having a first electrode pattern 18A formed on one side and a first dielectric film 22A on one side.
- the second dielectric film (22B) on which the electrode pattern (18B) is formed is overlaid so that the first electrode pattern (18A) and the second electrode pattern (18B) are not in contact with each other. 22A and the second dielectric film 22B are wound.
- the first dielectric film 22A and the second dielectric film 22B can be composed of PP (polypropylene), PET (polyethylene terephthalate), PPS (polyphenylene sulfide), or the like, respectively.
- the widths Wa (see FIG. 2) of the first dielectric film 22A and the second dielectric film 22B are 10 to 200 mm, and the thickness ta (see FIG. 3) is 2.7 to 30 ⁇ m.
- the first electrode pattern 18A and the second electrode pattern 18B can be made of aluminum, zinc, an alloy of aluminum and zinc, or the like.
- the thickness tb (see FIG. 3) of the first electrode pattern 18A and the second electrode pattern 18B is preferably a thickness satisfying a surface resistance of 1 to 20 ohms Zmm 2 , for example, 100 to 1000 angstroms.
- the capacitance value of the first film capacitor 1 OA is, for example, several tens of ⁇ F to several hundreds of ⁇ F
- the rated voltage is, for example, several hundred V (direct current)
- the rated current is several tens of A.
- the overall shape includes a cylindrical shape as shown in FIG. 1 and a flat shape as shown in FIG.
- the first electrode pattern 18A includes a first extraction electrode portion 24A extending continuously along the longitudinal direction of the first dielectric film 22A, and the first extraction electrode portion 24A. Electrode part 24A The force is also a plurality of first capacitor electrode parts 26A extending substantially at right angles, and a second capacitor electrode part 26B disposed between the first capacitor electrode part 26A and connected to the first capacitor electrode part 26A.
- the second electrode pattern 18B includes a second extraction electrode portion 24B extending continuously along the longitudinal direction of the second dielectric film 22B,
- the second power extraction A plurality of third capacitor electrode portions 26C each of which has a pole portion 24B force extending substantially at right angles, and a fourth capacitor electrode portion 26D disposed between the third capacitor electrode portions 26C and connected to the third capacitor electrode portions 26C.
- the width W4 along the longitudinal direction of the second dielectric film 22B of the fourth capacitor electrode portion 26D is larger than the width W1 along the longitudinal direction of the first dielectric film 22A of the first capacitor electrode portion 26A.
- the width W2 along the longitudinal direction of the first dielectric film 22A of the second capacitor electrode portion 26B is larger than the width W3 along the longitudinal direction of the second dielectric film 22B of the third capacitor electrode portion 26C. Become wide.
- the first capacitor electrode portion 26 A of the first electrode pattern 18 A and the fourth capacitor electrode of the second electrode pattern 18B overlaps with the first dielectric film 22A or the second dielectric film 22B interposed therebetween.
- the second capacitor electrode portion 26B of the first electrode pattern 18A and the third capacitor electrode portion 26C of the second electrode pattern 18B overlap with the first dielectric film 22A or the second dielectric film 22B interposed therebetween.
- the first extraction electrode portion 24A of the first electrode pattern 18A is formed to extend to one side end 30a of the first dielectric film 22A so as to be electrically connected to the first terminal portion 14. Have been.
- the second extraction electrode portion 24B of the second electrode pattern 18B extends to the other side end 32b of the second dielectric film 22B so as to be electrically connected to the second terminal portion 16. It has been.
- the second capacitor electrode portion 26B of the first electrode pattern 18A has a plurality of first sections 34.
- the first section 34 includes a first fuse portion 38 having a narrow width on one end surface 36a and the other end surface 36b of the first capacitor electrode portion 26A extending along the width direction of the first dielectric film 22A. Connected.
- the fourth capacitor electrode portion 26D of the second electrode pattern 18B has a plurality of second sections 40.
- the second section 40 includes a second fuse part 44 having a narrow width on one end face 42a and the other end face 42b extending along the width direction of the second dielectric film 22B in the third capacitor electrode part 26C. Connected.
- the first section 3 Since it can be electrically separated in units of 4 and the second section 40, it is possible to avoid a large decrease in capacity in the event of an abnormality.
- the wide first capacitor electrode part 26A is disposed between the first fuse part 38 and the first extraction electrode part 24A, and the wide force is provided between the second fuse part 44 and the second extraction electrode part 24B. Since the third capacitor electrode portion 26C is arranged, the first capacitor electrode portion 26A and the third capacitor electrode portion 26C can be effectively used as a heat dissipation path. That is, in the first film capacitor 10A, a sufficient heat radiation path can be secured, and the allowable current value can be improved.
- the film capacitor lOAa according to the first modified example has substantially the same configuration as the first film capacitor 10A, but each first section 34 and each second capacitor 34A. Partition 40 has a different configuration.
- each first section 34 a plurality of first minute sections 46 are arranged along the longitudinal direction of the first dielectric film 22A, and are connected via the narrow third fuse portion 48. ing .
- a plurality of second micro sections 50 are arranged along the longitudinal direction of the second dielectric film 22B and are connected via a narrow fourth fuse portion 52.
- the first capacitor electrode portion 26A and the third capacitor electrode portion 26C can be effectively used as a heat dissipation path.
- the first section 34 and the second section 40 are further divided into the first micro section 46 and the second micro section 50, even if an abnormality occurs, the first micro section 46 and the second micro section 50 are divided. Since it can be electrically separated in units of 50, it is possible to avoid a significant decrease in capacity at an abnormal time.
- the film capacitor lOAb according to the second modified example has a force having substantially the same configuration as the film capacitor lOAa according to the first modified example in the following points. Different.
- the width of the first fuse portion 38 is narrower than the width of the first capacitor electrode portion 26A.
- a fifth fuse portion 54 wider than the width is formed.
- the second electrode pattern 18 A sixth fuse portion 5 that is narrower than the width of the third capacitor electrode portion 26C and wider than the width of the second fuse portion 44, between the second extraction electrode portion 24B and the third capacitor electrode portion 26C in B. 5 6 is formed.
- the film capacitor lOAc according to the third modification has substantially the same configuration as the first film capacitor 1 OA described above, but the first dielectric film 22 A The difference is that one side end 30a and the other side end 30b are each cut in a waveform, and one side end 32a and the other side end 32b of the second dielectric film 22B are each cut in a waveform.
- a waveform conforming to a sine wave is shown, but a waveform conforming to a triangular wave, a semicircular shape, or the like can be considered.
- One side end 30a and the other side end 30b of the first dielectric film 22A and one side end 32a and the other side end 32b of the second dielectric film 22B are formed on a straight line, respectively.
- the electrical connection with 14 and the second terminal part 16 will not be good.
- the adhesion between the respective end portions of the wound body 12 and the first terminal portion 14 or the second terminal portion 16 may become a problem.
- one side end 30a and the other side end 30b of the first dielectric film 22A are each cut into a waveform, and one side end 32a and the other side end 32b of the second dielectric film 22B are By cutting each into a waveform, when the wound body 12 is formed, one end portion and the other end force of the wound body 12 are exposed to the first extraction electrode portion 24A and the second extraction electrode portion 24B. It is easy to improve the electrical connection with the first terminal portion 14 and the second terminal portion 16, and also improve the adhesion with the first terminal portion 14 and the second terminal portion 16. it can. This can avoid the passage of a large local current and can improve reliability.
- a film capacitor (hereinafter referred to as a second film capacitor 10B) according to a second embodiment will be described with reference to FIGS. 9 and 10.
- the second film capacitor 10B is substantially the same as the first film capacitor 10A described above.
- the wound body 12 is different as follows.
- the wound body 12 of the second film capacitor 10B has the first electrode pattern 18A formed on one side and the second electrode pattern on the other side.
- the dielectric film 60A with 18B and the V-spacer 60B with no electrode pattern formed on both sides are superposed, and the superposed dielectric film 60A and the spacer 60B are wound.
- the second film capacitor 10B can be electrically separated in units of the first section 34 and the second section 40. A significant decrease or the like can be avoided. Also, the wide first capacitor electrode portion 26A is disposed between the first fuse portion 38 and the first extraction electrode portion 24A, and the wide width is provided between the second fuse portion 44 and the second extraction electrode portion 24B. Since the third capacitor electrode portion 26C is arranged, the first capacitor electrode portion 26A and the third capacitor electrode portion 26C can be effectively used as a heat dissipation path. That is, in the second film capacitor 10B, a sufficient heat radiation path can be secured, and the allowable current value can be improved.
- the second film capacitor 10B can also have the same configuration as the film capacitor lOAa according to the first modification described above to the film capacitor lOAc according to the third modification.
- the film capacitor according to the present invention is not limited to the above-described embodiment, but can of course have various configurations without departing from the gist of the present invention.
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- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/298,372 US7929271B2 (en) | 2006-04-28 | 2007-04-26 | Film capacitor |
| EP07742477.8A EP2015324B1 (en) | 2006-04-28 | 2007-04-26 | Film capacitor |
| CN2007800154309A CN101432828B (zh) | 2006-04-28 | 2007-04-26 | 薄膜电容器 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-126421 | 2006-04-28 | ||
| JP2006126421A JP4698474B2 (ja) | 2006-04-28 | 2006-04-28 | フィルムコンデンサ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007125986A1 true WO2007125986A1 (ja) | 2007-11-08 |
Family
ID=38655511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/059042 Ceased WO2007125986A1 (ja) | 2006-04-28 | 2007-04-26 | フィルムコンデンサ |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7929271B2 (ja) |
| EP (1) | EP2015324B1 (ja) |
| JP (1) | JP4698474B2 (ja) |
| KR (1) | KR101018372B1 (ja) |
| CN (1) | CN101432828B (ja) |
| WO (1) | WO2007125986A1 (ja) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5144303B2 (ja) * | 2008-02-21 | 2013-02-13 | 双信電機株式会社 | フィルムコンデンサ |
| RU2367046C1 (ru) * | 2008-08-11 | 2009-09-10 | Закрытое акционерное общество "НПП "Планета-Аргалл" | Пленочный конденсатор |
| KR101629851B1 (ko) * | 2009-02-05 | 2016-06-14 | 니치콘 가부시키가이샤 | 금속화 필름 콘덴서 |
| DE102010008809C5 (de) * | 2009-12-18 | 2016-01-07 | Helmut Birkelbach | Folienkondensator sowie Verfahren zur Herstellung eines Folienkondensators |
| KR101106982B1 (ko) * | 2010-01-27 | 2012-01-25 | 주식회사 뉴인텍 | 증착 필름 및 이를 사용한 필름 커패시터 |
| RU2438204C1 (ru) * | 2010-09-02 | 2011-12-27 | Открытое акционерное общество "Центральное конструкторское бюро автоматики" | Микроконденсатор |
| CN104143436A (zh) * | 2014-07-22 | 2014-11-12 | 安徽鑫阳电子有限公司 | 导电柱点接触式防爆电容器 |
| CN104134539A (zh) * | 2014-08-11 | 2014-11-05 | 安徽源光电器有限公司 | 一种新型高压防爆聚丙烯薄膜电容器 |
| CN106024386A (zh) * | 2015-03-31 | 2016-10-12 | 三和电容器株式会社 | 电极形成膜及利用其的薄膜电容器 |
| US10431508B2 (en) | 2015-07-19 | 2019-10-01 | Vq Research, Inc. | Methods and systems to improve printed electrical components and for integration in circuits |
| US10242803B2 (en) * | 2015-07-19 | 2019-03-26 | Vq Research, Inc. | Methods and systems for geometric optimization of multilayer ceramic capacitors |
| JP6687373B2 (ja) * | 2015-11-27 | 2020-04-22 | 京セラ株式会社 | フィルムコンデンサ、連結型コンデンサと、これを用いたインバータおよび電動車輌 |
| KR102063782B1 (ko) | 2018-07-27 | 2020-01-08 | 삼화콘덴서공업 주식회사 | 필름 커패시터 |
| EP3857582B1 (en) * | 2018-10-03 | 2023-08-23 | Vishay Electronic GmbH | Film capacitor with coated acrylic dielectric layer inside |
| KR102063783B1 (ko) | 2018-11-29 | 2020-01-08 | 삼화콘덴서공업 주식회사 | 전력전자용 필름 커패시터의 ir 검사장치 |
| KR102161768B1 (ko) | 2019-09-06 | 2020-09-29 | 삼화콘덴서공업 주식회사 | 대전력 커패시터 |
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2007
- 2007-04-26 KR KR1020087027613A patent/KR101018372B1/ko active Active
- 2007-04-26 WO PCT/JP2007/059042 patent/WO2007125986A1/ja not_active Ceased
- 2007-04-26 US US12/298,372 patent/US7929271B2/en active Active
- 2007-04-26 CN CN2007800154309A patent/CN101432828B/zh not_active Expired - Fee Related
- 2007-04-26 EP EP07742477.8A patent/EP2015324B1/en not_active Ceased
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20080108617A (ko) | 2008-12-15 |
| US7929271B2 (en) | 2011-04-19 |
| CN101432828B (zh) | 2011-06-22 |
| CN101432828A (zh) | 2009-05-13 |
| US20090086402A1 (en) | 2009-04-02 |
| EP2015324A4 (en) | 2010-07-28 |
| KR101018372B1 (ko) | 2011-03-02 |
| EP2015324B1 (en) | 2019-11-27 |
| JP2007299921A (ja) | 2007-11-15 |
| JP4698474B2 (ja) | 2011-06-08 |
| EP2015324A1 (en) | 2009-01-14 |
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