JP6766946B2 - 積層型電子部品および積層型電子部品の製造方法 - Google Patents
積層型電子部品および積層型電子部品の製造方法 Download PDFInfo
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
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- H—ELECTRICITY
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- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
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- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
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- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/041—Printed circuit coils
-
- 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
- H01G4/224—Housing; Encapsulation
-
- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
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- 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
- H01G4/30—Stacked capacitors
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- 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
- H01G4/40—Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
- H01F2017/0026—Multilayer LC-filter
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type
- H01P11/007—Manufacturing frequency-selective devices
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H2001/0021—Constructional details
- H03H2001/0085—Multilayer, e.g. LTCC, HTCC, green sheets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Coils Or Transformers For Communication (AREA)
Description
図1(A)〜(C)、図2(A)、(B)に、第1実施形態にかかる積層型電子部品100を示す。ただし、図1(A)は積層型電子部品100の正面図、図1(B)は積層型電子部品100の側面図、図1(C)は積層型電子部品100の底面図である。また、図2(A)は正面方向から見た積層型電子部品100の断面図、図2(B)は側面方向から見た積層型電子部品100の断面図である。
図7(A)、(B)に、第2実施形態にかかる積層型電子部品200を示す。ただし、図7(A)は正面方向から見た積層型電子部品200の断面図、図7(B)は側面方向から見た積層型電子部品200の断面図である。
図8(A)、(B)に、第3実施形態にかかる積層型電子部品300を示す。ただし、図8(A)は正面方向から見た積層型電子部品300の断面図、図8(B)は側面方向から見た積層型電子部品300の断面図である。
2・・・端子電極
3、23・・・段差
4、34・・・シールド膜
4a・・・縁
1’・・・未焼成積層体
11・・・マザー未焼成積層体
11a〜11k・・・マザーグリーンシート
12・・・導電性ペースト
13・・・樹脂ペースト
35・・・内部シールド膜
50・・・固定治具(表面に粘着性を有するもの)
Claims (12)
- 複数の絶縁体層が積層され、底面と、天面と、前記底面と前記天面とを繋ぐ複数の側面とを備えた積層体と、
前記積層体の少なくとも1つの側面に形成されたシールド膜と、を備えた積層型電子部品であって、
前記積層体の前記底面と前記側面とが接する稜線に、少なくとも1つの段差が形成され、
前記シールド膜の縁の部分が、前記段差の内部に配置され、
前記段差が、階段状に形成された積層型電子部品。 - 前記積層体が、前記側面を4つ備え、
前記シールド膜が、4つの前記側面に形成され、
前記段差が、前記底面と4つの前記側面とが接する4つの前記稜線に、環状かつ矩形に形成された、請求項1に記載された積層型電子部品。 - 前記シールド膜が、4つの前記側面の全面に形成された、請求項2に記載された積層型電子部品。
- 前記積層体の、面と面とがR状の丸みを帯びて接続されている、請求項1ないし3のいずれか1項に記載された積層型電子部品。
- 前記シールド膜が、前記天面にも形成された、請求項1ないし4のいずれか1項に記載された積層型電子部品。
- 前記シールド膜が、前記天面の全面に形成された、請求項5に記載された積層型電子部品。
- 前記積層体の、前記天面近傍の、前記絶縁体層の層間に、内部シールド膜を備えた、請求項1ないし6のいずれか1項に記載された積層型電子部品。
- 複数のセラミックグリーンシートが積層され、底面と、天面と、前記底面と前記天面とを繋ぐ複数の側面とを備え、前記底面の外周縁に沿って、樹脂ペーストが印刷された、未焼成積層体を用意する工程と、
前記樹脂ペーストを、前記底面に押し込む工程と、
前記未焼成積層体を焼成し、前記底面と前記側面とが接する稜線に、少なくとも1つの段差が形成された積層体を作製する工程と、
前記積層体の側面に、縁の部分が前記段差の内部に配置されたシールド膜を形成する工程と、を順に備えた積層型電子部品の製造方法。 - 前記未焼成積層体が、前記側面を4つ備え、
前記樹脂ペーストが、前記未焼成積層体の、前記底面の外周縁に沿って、環状かつ矩形に印刷され、
前記段差が、前記積層体の、前記底面と4つの前記側面とが接する4つの前記稜線に、環状かつ矩形に形成される、請求項8に記載された積層型電子部品の製造方法。 - 前記樹脂ペーストを前記底面に押し込む工程と、
前記未焼成積層体を焼成して前記積層体を作製する工程との間に、
さらに、前記未焼成積層体をバレル研磨し、前記未焼成積層体の、面と面とが接する部分に、R状の丸みを形成する工程を備えた、請求項8または9に記載された積層型電子部品の製造方法。 - 前記未焼成積層体の、前記底面の外周縁に沿って印刷された前記樹脂ペーストが、
前記未焼成積層体の、最下層に積層された前記セラミックグリーンシートの下側主面の外周縁に沿って予め印刷されたものである、請求項8ないし10のいずれか1項に記載された積層型電子部品の製造方法。 - 前記シールド膜が、スパッタリングによって形成される、請求項8ないし11のいずれか1項に記載された積層型電子部品の製造方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017037475 | 2017-02-28 | ||
| JP2017037475 | 2017-02-28 | ||
| PCT/JP2018/006664 WO2018159481A1 (ja) | 2017-02-28 | 2018-02-23 | 積層型電子部品および積層型電子部品の製造方法 |
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| Publication Number | Publication Date |
|---|---|
| JPWO2018159481A1 JPWO2018159481A1 (ja) | 2019-12-19 |
| JP6766946B2 true JP6766946B2 (ja) | 2020-10-14 |
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Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10972066B2 (ja) |
| JP (1) | JP6766946B2 (ja) |
| CN (1) | CN110366763B (ja) |
| WO (1) | WO2018159481A1 (ja) |
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| KR102019921B1 (ko) * | 2017-12-15 | 2019-09-11 | 주식회사 모다이노칩 | 파워 인덕터 및 그 제조 방법 |
| JP7233837B2 (ja) * | 2017-12-25 | 2023-03-07 | Tdk株式会社 | 電子部品の製造方法及び電子部品 |
| US11380478B2 (en) * | 2018-03-09 | 2022-07-05 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
| KR102105385B1 (ko) * | 2018-07-18 | 2020-04-28 | 삼성전기주식회사 | 코일 부품 |
| KR102069635B1 (ko) * | 2018-09-06 | 2020-02-24 | 삼성전기주식회사 | 코일 부품 |
| KR102138885B1 (ko) * | 2018-09-20 | 2020-07-28 | 삼성전기주식회사 | 코일 부품 |
| WO2020184180A1 (ja) * | 2019-03-08 | 2020-09-17 | 株式会社村田製作所 | 電子部品の製造方法及び電子部品 |
| CN112400210A (zh) * | 2020-10-12 | 2021-02-23 | 深圳顺络电子股份有限公司 | 一种层叠型屏蔽电感 |
| JP7776279B2 (ja) | 2021-08-18 | 2025-11-26 | Tdk株式会社 | コイル装置 |
| JP7609028B2 (ja) * | 2021-10-04 | 2025-01-07 | 株式会社村田製作所 | 積層セラミック電子部品 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0775208B2 (ja) * | 1988-02-15 | 1995-08-09 | 株式会社村田製作所 | インダクター及びインダクターを含む複合部品並びにそれらの製造方法 |
| US4918570A (en) * | 1988-12-20 | 1990-04-17 | Murata Manufacturing Co., Ltd. | Electronic component and its production method |
| JP2976049B2 (ja) * | 1992-07-27 | 1999-11-10 | 株式会社村田製作所 | 積層電子部品 |
| EP0582881B1 (en) * | 1992-07-27 | 1997-12-29 | Murata Manufacturing Co., Ltd. | Multilayer electronic component, method of manufacturing the same and method of measuring characteristics thereof |
| JPH09121093A (ja) | 1995-10-25 | 1997-05-06 | Tdk Corp | シールド型積層電子部品 |
| JPH113836A (ja) * | 1997-06-11 | 1999-01-06 | Murata Mfg Co Ltd | 積層電子部品 |
| JP4290237B2 (ja) * | 1998-02-02 | 2009-07-01 | 太陽誘電株式会社 | 積層電子部品の製造方法 |
| MY122218A (en) | 1998-02-02 | 2006-03-31 | Taiyo Yuden Kk | Multilayer electronic component and manufacturing method therefor |
| JP2001189588A (ja) * | 1999-12-28 | 2001-07-10 | Tomio Yamaguchi | 電子部品、電子部品の電磁波シールド方法 |
| JP2002305115A (ja) * | 2001-01-31 | 2002-10-18 | Matsushita Electric Ind Co Ltd | チップ型電子部品 |
| KR100780284B1 (ko) * | 2004-12-03 | 2007-11-28 | 삼성코닝 주식회사 | 플라즈마 표시 장치용 전면 필터 및 이를 포함하는플라즈마 표시 장치 |
| US7427801B2 (en) * | 2005-04-08 | 2008-09-23 | International Business Machines Corporation | Integrated circuit transformer devices for on-chip millimeter-wave applications |
| WO2007069789A1 (ja) * | 2005-12-16 | 2007-06-21 | Ibiden Co., Ltd. | 多層プリント配線板およびその製造方法 |
| CN103025137A (zh) * | 2011-09-26 | 2013-04-03 | 新科实业有限公司 | 电子部件模块及其制造方法 |
| US9715964B2 (en) * | 2014-06-13 | 2017-07-25 | Apple Inc. | Ceramic capacitors with built-in EMI shield |
| CN110124193A (zh) * | 2019-05-05 | 2019-08-16 | 于毳 | 理疗控制电路 |
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2018
- 2018-02-23 JP JP2019502956A patent/JP6766946B2/ja active Active
- 2018-02-23 CN CN201880014239.0A patent/CN110366763B/zh active Active
- 2018-02-23 WO PCT/JP2018/006664 patent/WO2018159481A1/ja not_active Ceased
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- 2019-08-26 US US16/550,583 patent/US10972066B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110366763B (zh) | 2023-02-28 |
| US10972066B2 (en) | 2021-04-06 |
| CN110366763A (zh) | 2019-10-22 |
| US20190379343A1 (en) | 2019-12-12 |
| WO2018159481A1 (ja) | 2018-09-07 |
| JPWO2018159481A1 (ja) | 2019-12-19 |
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