WO2006112099A1 - 金属化フィルムコンデンサと自動車用インバータ平滑用コンデンサ - Google Patents
金属化フィルムコンデンサと自動車用インバータ平滑用コンデンサ Download PDFInfo
- Publication number
- WO2006112099A1 WO2006112099A1 PCT/JP2006/300933 JP2006300933W WO2006112099A1 WO 2006112099 A1 WO2006112099 A1 WO 2006112099A1 JP 2006300933 W JP2006300933 W JP 2006300933W WO 2006112099 A1 WO2006112099 A1 WO 2006112099A1
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- Prior art keywords
- slit
- fuse
- slits
- film
- metal
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/08—Cooling arrangements; Heating arrangements; Ventilating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/015—Special provisions for self-healing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- the present invention relates to a metallized film capacitor used for electric devices, various power supply circuits, communication devices, vehicles including electric vehicles, and the like.
- the electrode thickness of a portion serving as an electrode lead-out portion is configured to be thick.
- the connection strength with the metallicon that becomes the electrode lead-out portion is improved.
- Such a film capacitor is disclosed, for example, in Japanese Patent Publication No. 62-183506.
- a self-security mechanism having the following structure. That is, a minute block is formed by using a slit which is a metal non-evaporated part in the vapor deposition electrode, and a fuse provided between the slits connects the minute blocks. In this way, the divided electrodes are connected in parallel. Furthermore, in recent years, a self-protection mechanism using a divided electrode pattern in which slits are provided in a lattice shape is also known. In addition, Japanese Patent Application Laid-Open No. 2004-134561 discloses a self-protection mechanism pattern that is characterized by low heat generation and small capacity reduction when a current is applied.
- FIG. 6A to FIG. 7B are schematic views of a conventional metallized film capacitor.
- FIG. 6A is a perspective plan view of a conventional metalized film capacitor
- FIG. 6B is a cross-sectional view taken along the CC ′ plane of FIG. 6A.
- FIG. 7A is a perspective plan view of another conventional metalized film capacitor
- FIG. 7B is a cross-sectional view taken along the line DD ′ of FIG. 7A.
- dielectric films (hereinafter referred to as films) 11A and 11B made of polypropylene film or the like are provided on the upper surfaces of the high resistance portions 12A and 12B made of a metal vapor deposition film. Resistor portions 13A and 13B are provided.
- the high resistance portions 12A and 12B are provided with a first slit 16B, a second slit 16A, and a third slit 16C, respectively. The part between each slit functions as a fuse 14.
- the micro block 17 is surrounded by each slit.
- Metallics (not shown), which also serve as electrode lead portions, are welded to the low resistance portions 13A and 13B.
- the low resistance portions 13A and 13B are configured to be thicker than the high resistance portions 12A and 12B, and the film resistance value is low.
- strips 15A and 15B on which no metal is vapor-deposited are provided on the upper surfaces of the films 11A and 11B as insulation margins.
- the first slit 16B, the second slit 16A, and the third slit 16C are provided in the center in the width direction of the films 11A and 1IB, or closer to the strip portions 15A and 15B.
- the electrode patterns in the high resistance portions 12C and 12D are different from the structures shown in FIGS. 6A and 6B. That is, the first slit 16B, the second slit 16A, and the third slit 16C are provided in the entire width direction of the high resistance portion 12C, and no slit is provided in the high resistance portion 12D.
- the fuse 14 functions as a self-protection mechanism.
- the positions of the fuses 14 provided at the center in the width direction of the laminated films 11A and 1IB overlap. That is, the first slits 16B provided in the upper and lower films 11A and 11B overlap each other. Therefore, the position of the fuse 14 provided in the first slit 16B also overlaps. This part generates significant heat locally when a large current is applied.
- a fuse 14 is provided on the entire high resistance portion 12C, and the fuse 14 is also formed on the electrode lead-out side from the center in the width direction of the film 11A. ing. The heat generated by the fuse 14 on the electrode lead-out side is large.
- the film capacitor having the conventional structure generates a large amount of heat, and this heat generation reduces the life of the capacitor, and the operability of the fuse 14, which is a self-protection mechanism, varies.
- the metallized film capacitor of the present invention has metal vapor-deposited electrodes above and below the dielectric film.
- the metal evaporated electrode is slit only on the opposite side of the low resistance part connected to the metallicon. Are provided and divided, and a fuse is provided between the slits.
- the fuse portion of the self-protection mechanism is not provided on the low resistance portion side, the operability of the fuse portion is improved.
- the slit provided in the center portion in the width direction of the metal vapor deposition electrode and extending in the longitudinal direction of the dielectric film does not overlap. For this reason, since the fuses do not overlap each other, heat is dissipated and the operating variation of the fuse is small.
- FIG. 1 is a perspective view of a metallized film in an embodiment of the present invention.
- FIG. 2A is a plan view of the metallized film shown in FIG.
- FIG. 2B is a cross-sectional view of the metallized film shown in FIG. 2A.
- FIG. 3A is a perspective plan view showing a configuration of a metallized film capacitor using the metallized film shown in FIG. 1.
- FIG. 3B is a cross-sectional view of the main part of the metallized film capacitor shown in FIG. 3A.
- FIG. 3C is a cross-sectional view of the metallized film capacitor shown in FIG. 3A.
- FIG. 3D is a cross-sectional view of a main part of another metallized film capacitor in accordance with the exemplary embodiment of the present invention.
- FIG. 4 is a plan view of a fuse in the embodiment of the present invention.
- FIG. 5 is a plan view of another fuse in the embodiment of the present invention.
- FIG. 6A is a perspective plan view showing a configuration of a conventional metalized film capacitor.
- FIG. 6B is a cross-sectional view of the metallized film capacitor shown in FIG. 6A.
- FIG. 7A is a perspective plan view showing a configuration of another conventional metallized film capacitor.
- FIG. 7B is a cross-sectional view of the metallized film capacitor shown in FIG. 7A.
- FIG. 1 is a perspective view of a metallized film according to Embodiment 1 of the present invention
- FIG. 2A is a plan view thereof
- FIG. 2B is a cross-sectional view taken along the plane AA ′ of FIG. 2A
- FIG. 3A is a perspective plan view showing a state in which the metallized films described with reference to FIGS. 1 to 2B are laminated.
- Figure 3B is a cross-sectional view along the BB plane of Figure 3A.
- Fig. 3C is a cross-sectional view of a film capacitor constructed using the metallized film shown in Fig. 1.
- the first high resistance portion (hereinafter referred to as high resistance portion) 2 and the longitudinal direction of the film 1
- a first metal vapor deposition electrode composed of a first low resistance portion (hereinafter referred to as a low resistance portion) 3 along a certain first side.
- the high resistance portion 2 is provided with a first slit (hereinafter referred to as slit) 6B, a second slit (hereinafter referred to as slit) 6A, a third slit (hereinafter referred to as slit) 6C, and a fourth slit (hereinafter referred to as slit) 6X.
- a first slit hereinafter referred to as slit
- slit second slit
- slit third slit
- slit fourth slit
- slit fourth slit
- an electrode pattern is formed.
- the micro block 7 is surrounded by each slit.
- Such an electrode pattern is produced, for example, by forming a slit, which is a non-deposition portion, by patterning oil on the upper surface of the film 1 by transfer or the like prior to vapor deposition of metal.
- the production method of an electrode pattern is not specifically limited.
- the low resistance portion 3 is configured to be thicker than the high resistance portion 2 and has a lower membrane resistance value than other portions of the first metal vapor deposition electrode.
- metal is deposited on the upper surface of the film 1, and the strip 5 is an insulating margin at a position facing the low resistance portion 3. It is provided along the second side opposite to the first side.
- the slit 6A is provided only on the side closer to the belt-like part 5 than the low resistance part 3, and the first fuse (hereinafter referred to as fuse) 4 is provided between the slits 6A.
- a fuse 4 is provided so as to connect the minute block 7 to form a divided electrode. That is, the plurality of slits 6B provided at substantially constant intervals from each other are provided in the central portion in the direction (the width direction of the film 1) in which the film 1 is directed from the first side to the opposing second side. Being And the direction perpendicular to the direction from the first side to the second side It extends in the longitudinal direction of film 1.
- Each of the plurality of slits 6A communicates with the slit 6B, is provided on the second side of the film 1 from the slit 6B, and extends from the first side to the second side in the direction of direction (the width direction of the film 1). Yes.
- the plurality of slits 6C provided at substantially constant intervals from each other communicate with the slit 6A and extend in a direction parallel to the slit 6B.
- the slit 6X is provided at a position extending from the slit 6A, spaced from the slit 6A, and is open to the second side of the first metal deposition electrode. Fuses 4 are provided between the slits 6B, between the slits 6C, and between the slits 6A and 6X.
- a lower second dielectric film (hereinafter referred to as film) 1A has the same structure as film 1 described with reference to FIGS.
- the low resistance portion 3 and the belt-like portion 5A, and the low resistance portion 3A and the belt-like portion 5 are laminated at a position where they overlap each other.
- a second metal vapor-deposited electrode composed of a second high resistance portion (hereinafter referred to as high resistance portion) 2A and a second low resistance portion (hereinafter referred to as low resistance portion) 3A.
- the low resistance portion 3A is arranged on the second surface side which is the lower surface of the film 1 so as to be parallel to the second side.
- the high resistance portion 2A includes a fifth slit (hereinafter referred to as slit) 6E corresponding to the slit 6B, a sixth slit (hereinafter referred to as slit) 6D corresponding to the slit 6A, and a seventh slit (hereinafter referred to as slit 6C) corresponding to the slit 6C.
- An eighth slit (hereinafter referred to as slit) 6Y corresponding to slit 6F and slit 6X is provided.
- the micro block 7A is surrounded by each slit.
- a strip portion 5A on which no metal is deposited is provided as an insulating margin. That is, the second metal deposition electrode is provided on the second surface side facing the first surface of the film 1 so as not to be exposed at the first side.
- a slit 6D is provided only on the side closer to the belt-like portion 5A than the low-resistance portion 3A, and a second fuse (hereinafter referred to as a fuse) 4A is provided between the slits 6D and 6Y.
- a fuse 4A is provided between the slits 6E and 6F so as to connect the micro blocks 7A to form divided electrodes.
- the plurality of slits 6E provided at substantially constant intervals from each other are provided in the central portion of the film 1 in the direction facing the first side force and the second side, and the first side force and the second side Head for Extend in the direction perpendicular to the direction!
- Each of the plurality of slits 6D communicates with the slit 6E, is provided closer to the first side of the film 1 than the slit 6E, and extends in the direction from the second side toward the first side.
- the plurality of slits 6F provided at substantially constant intervals from each other communicate with the slit 6D and extend in a direction parallel to the slit 6E.
- the slit 6Y is provided at a position extending the slit 6D at a distance from the slit 6D, and opens on the first side of the second metal deposition electrode. Fuses 4A are provided between the slits 6E, between the slits 6F, and between the slits 6D and 6Y.
- the slit 6B provided on the film 1 and the first slit 6E provided on the film 1A are laminated so as not to overlap each other. That is, the position of the slit 6B and the position of the slit 6E are shifted from each other in the direction of the force from the first side to the second side.
- These are further wound to thermally spray metal on both sides of films 1 and 1A as shown in FIG. 3C to form metallicon 8 as external electrode lead portions connected to low resistance portions 3 and 3A, respectively.
- Metallized film capacitors are constructed.
- Metallicons 8 are insulated from each other.
- the finlems 1 and 1A are stacked so that the slits 6B and 6E do not overlap each other. Therefore, even if a large amount of heat is generated during energization of a large current, the heat does not affect other fuses 4 and the operability of fuse 4 that is a self-protection mechanism is stabilized.
- the fuse 4 is provided only in the minute block 7 on the belt-like portion 5 side. Therefore, as shown in FIG. 2A, the fuse 4 is connected to two power points in the micro block 7 constituted by three slits 6A, 6B, and 6C. For this reason, the current flowing through the fuse 4 connected to each micro block 7 is increased, and the operability of the fuse 4 near the center in the width direction of the films 1 and 1A where the heat generation is greatest is enhanced. Furthermore, since the divided electrodes are provided in a lattice shape, the withstand voltage is improved and the capacity reduction is suppressed. These effects are the same for the high resistance portion 2A.
- the distance by which the slits 6B and 6E are stacked so as not to overlap each other is preferably within 10% of the width of the film 1. By doing so, the capacity reduction due to the reduction of the effective electrode area is also suppressed.
- metal is vapor-deposited and laminated only on one side of films 1 and 1A.
- the metal film is vapor-deposited on both sides of the film 1 to provide the high resistance portions 2 and 2A and the low resistance portions 3 and 3A. You may laminate. By doing so, the distance between the high resistance portions 2 and 2A can be shortened, and the capacitor can have a high capacitance. Further, by using a thin film as the dielectric film 1B, it is possible to further reduce the size.
- the dielectric film is often thickened as a countermeasure against heat generation.
- the thickness of the films 1 and 1A can be reduced. For this reason, the potential gradient depending on the thickness of the film 1 can be increased, and it can be used for smoothing an inverter of an automobile, which is particularly used at high temperatures.
- FIG. 4 is a plan view of the fuse 4 (broken line portion) provided between the slits 6B in FIG. 3A.
- the heat transferred from film 1 is concentrated on the fuse corner 4B. This heat concentration causes fuse 4 to blow. In this case, the fuse 4 is likely to be blown, and the operability may vary.
- FIG. 5 is a plan view showing a state in which the fuse corner 4C is formed in a rounded shape.
- the flat portion 4D of the fuse 4 excluding the rounded portion of the fuse corner 4C has a length more than half of the width 6G of the slit 6B! / ,. By doing so, the portion where heat is concentrated is reduced, and the operability of the fuse 4 becomes more certain.
- a polypropylene film having a thickness of 3 ⁇ m and a width of 100 mm was used for films 1 and 1A, and a capacitor with a withstand voltage of 750 VDC and 100 F having the structure shown in FIGS. 1 to 3C was prototyped.
- the high resistance part 2 was produced by vapor deposition of aluminum
- the low resistance part 3 was produced by vapor deposition of zinc in addition to aluminum.
- the division margin width which is the distance between slit 6B and slit 6C, is 10 mm, and The length of the case 4 was 0.3 mm. In this case, all the tips of the fuses 4 have the shape shown in FIG.
- the width 6G is 0.3 mm, and the radius of the corner 4C is 0.05 mm.
- the deviation distance between the fuses 4 and 4A in the center in the film width direction was 3 mm.
- Metallicon 8 was sprayed onto the low resistance portions 3 and 3A, respectively, to prepare Sample 1.
- a capacitor was made as a sample 2 in the same manner as Sample 1 with the electrode pattern shown in FIG. 6A.
- the difference from Sample 1 is that the fuses 14 in the upper and lower high resistance portions 12A and 12B at the center in the film width direction are overlapped.
- a capacitor was made as a sample 3 in the same manner as sample 1 with the electrode pattern shown in FIG. Film 11A and electrode pattern provided with a high resistance portion 12C having a pattern in which the division margin width, which is the distance between the first slit 16B and the third slit 16C, is 10 mm and the length of the fuse 14 is 0.3 mm Nona! /, A capacitor was formed as a pair with the film 11B provided with the high resistance portion 12D.
- the small value of the current flowing through the fuse on the current path is the main factor that the temperature rise of samples 1 and 2 is smaller than that of sample 3. Since heat generation is proportional to the square of the current value, A small value of current flowing through the nozzle is the largest factor that suppresses heat generation. In this way, by suppressing heat generation, the heat resistance of the capacitor is improved, and it becomes possible to use it in a high temperature range including automobiles.
- sample 4 a capacitor having a tip shape of slit corner 4B as shown in FIG.
- the tip of the slit shown in Fig. 4 is square.
- the current resistance test of the fuse 4 was performed by combining the specimen of sample 4 with the sample 1 in which a slit having a rounded corner 4C as shown in FIG. 5 was formed.
- the number of blown fuses as a test result is shown in (Table 3).
- Sample 1 had a large variation in fuse strength.
- Sample 1 has a stable fuse strength, and the operability of the self-protection mechanism can provide a very good capacitor.
- the force using a polypropylene film as the films 1 and 1A is not limited to this.
- Other plastic films such as polyethylene terephthalate (PET), polyphenylene sulfide (PP S), and polyethylene naphthalate (PEN) may be used.
- two micro blocks 7 are provided in the width direction of film 1 as an electrode pattern having a self-security mechanism.
- the same effect is obtained when three or more micro blocks 7 are provided in the width direction of the force film 1 described for such an electrode pattern, and there are three or more slits 6B and 6C as electrode separators. Play.
- the metalized film capacitor according to the present embodiment has high operability of the fuses 4 and 4A even in a high temperature use environment. For this reason, it can be used as a smoothing capacitor in automotive inverters that are forced to use at high temperatures.
- the metallized film capacitor that is useful in the present invention has high fuse operability even in a high temperature use environment. Therefore, it can be applied to smoothing capacitors for automotive inverters.
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/883,076 US7697261B2 (en) | 2005-04-08 | 2006-01-23 | Metalized film capacitor and inverter smoothing capacitor for automobile |
EP06712149.1A EP1868216B1 (en) | 2005-04-08 | 2006-01-23 | Metalized film capacitor and inverter smoothing capacitor for automobile |
JP2007521086A JP4561832B2 (ja) | 2005-04-08 | 2006-01-23 | 金属化フィルムコンデンサと自動車用インバータ平滑用コンデンサ |
CN2006800112566A CN101156224B (zh) | 2005-04-08 | 2006-01-23 | 金属化薄膜电容器和汽车用逆变器平滑用电容器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005112039 | 2005-04-08 | ||
JP2005-112039 | 2005-04-08 |
Publications (1)
Publication Number | Publication Date |
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WO2006112099A1 true WO2006112099A1 (ja) | 2006-10-26 |
Family
ID=37114841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/300933 WO2006112099A1 (ja) | 2005-04-08 | 2006-01-23 | 金属化フィルムコンデンサと自動車用インバータ平滑用コンデンサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7697261B2 (ja) |
EP (1) | EP1868216B1 (ja) |
JP (1) | JP4561832B2 (ja) |
CN (1) | CN101156224B (ja) |
WO (1) | WO2006112099A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010199479A (ja) * | 2009-02-27 | 2010-09-09 | Shizuki Electric Co Inc | 金属化フィルムコンデンサ |
JP2019129272A (ja) * | 2018-01-26 | 2019-08-01 | 株式会社指月電機製作所 | 金属化フィルム及び金属化フィルムコンデンサ |
WO2019150839A1 (ja) * | 2018-02-05 | 2019-08-08 | 株式会社指月電機製作所 | フィルムコンデンサ |
WO2019150840A1 (ja) * | 2018-02-05 | 2019-08-08 | 株式会社村田製作所 | フィルムコンデンサ |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JP4698474B2 (ja) * | 2006-04-28 | 2011-06-08 | 双信電機株式会社 | フィルムコンデンサ |
JP4917092B2 (ja) | 2006-05-31 | 2012-04-18 | 双信電機株式会社 | フィルムコンデンサ |
KR100836567B1 (ko) * | 2007-03-22 | 2008-06-10 | 주식회사 뉴인텍 | 필름 커패시터용 금속화 플라스틱필름 및 필름 커패시터 |
US20090154056A1 (en) * | 2007-12-17 | 2009-06-18 | General Electric Company | Low inductance capacitor and method of manufacturing same |
WO2010004700A1 (ja) | 2008-07-08 | 2010-01-14 | パナソニック株式会社 | 金属化フィルムコンデンサ |
CN102598170B (zh) | 2009-11-04 | 2014-07-30 | 松下电器产业株式会社 | 金属化膜电容器及使用该电容器的壳体模制型电容器 |
KR101106982B1 (ko) * | 2010-01-27 | 2012-01-25 | 주식회사 뉴인텍 | 증착 필름 및 이를 사용한 필름 커패시터 |
CN104040656B (zh) * | 2012-01-06 | 2016-11-23 | 松下知识产权经营株式会社 | 薄膜电容器 |
WO2013179612A1 (ja) * | 2012-06-01 | 2013-12-05 | パナソニック株式会社 | 金属化フィルムコンデンサ |
CN105428066A (zh) * | 2015-12-03 | 2016-03-23 | 佛山市顺德区创格电子实业有限公司 | 一种新型的防爆电容器芯子及其制备方法 |
EP3435390B1 (en) * | 2016-04-27 | 2020-05-13 | Kyocera Corporation | Film capacitor, connected-type capacitor, inverter using same, and electric vehicle |
CN110709951A (zh) * | 2017-06-16 | 2020-01-17 | 希格玛技术国际有限责任公司 | 聚合物单片式电容器 |
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- 2006-01-23 EP EP06712149.1A patent/EP1868216B1/en active Active
- 2006-01-23 CN CN2006800112566A patent/CN101156224B/zh active Active
- 2006-01-23 US US11/883,076 patent/US7697261B2/en active Active
- 2006-01-23 JP JP2007521086A patent/JP4561832B2/ja active Active
- 2006-01-23 WO PCT/JP2006/300933 patent/WO2006112099A1/ja not_active Application Discontinuation
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Cited By (13)
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JP2010199479A (ja) * | 2009-02-27 | 2010-09-09 | Shizuki Electric Co Inc | 金属化フィルムコンデンサ |
JP2019129272A (ja) * | 2018-01-26 | 2019-08-01 | 株式会社指月電機製作所 | 金属化フィルム及び金属化フィルムコンデンサ |
WO2019150839A1 (ja) * | 2018-02-05 | 2019-08-08 | 株式会社指月電機製作所 | フィルムコンデンサ |
WO2019150840A1 (ja) * | 2018-02-05 | 2019-08-08 | 株式会社村田製作所 | フィルムコンデンサ |
JP2019135743A (ja) * | 2018-02-05 | 2019-08-15 | 株式会社指月電機製作所 | フィルムコンデンサ |
KR20200085872A (ko) * | 2018-02-05 | 2020-07-15 | 시즈키 일렉트릭 컴퍼니 인코포레이티드 | 필름 콘덴서 |
CN111670482A (zh) * | 2018-02-05 | 2020-09-15 | 株式会社村田制作所 | 薄膜电容器 |
JPWO2019150839A1 (ja) * | 2018-02-05 | 2020-12-17 | 株式会社指月電機製作所 | フィルムコンデンサ |
KR102363326B1 (ko) * | 2018-02-05 | 2022-02-15 | 시즈키 일렉트릭 컴퍼니 인코포레이티드 | 필름 콘덴서 |
CN111670482B (zh) * | 2018-02-05 | 2022-04-01 | 株式会社村田制作所 | 薄膜电容器 |
JP7193070B2 (ja) | 2018-02-05 | 2022-12-20 | 株式会社指月電機製作所 | フィルムコンデンサ |
US11664161B2 (en) | 2018-02-05 | 2023-05-30 | Murata Manufacturing Co., Ltd. | Film capacitor |
US11710603B2 (en) | 2018-02-05 | 2023-07-25 | Murata Manufacturing Co., Ltd. | Film capacitor |
Also Published As
Publication number | Publication date |
---|---|
JPWO2006112099A1 (ja) | 2008-11-27 |
CN101156224A (zh) | 2008-04-02 |
CN101156224B (zh) | 2011-05-25 |
EP1868216A1 (en) | 2007-12-19 |
EP1868216B1 (en) | 2014-01-01 |
EP1868216A4 (en) | 2012-12-19 |
US20080259522A1 (en) | 2008-10-23 |
JP4561832B2 (ja) | 2010-10-13 |
US7697261B2 (en) | 2010-04-13 |
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