JP7233837B2 - 電子部品の製造方法及び電子部品 - Google Patents
電子部品の製造方法及び電子部品 Download PDFInfo
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Classifications
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- 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
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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
-
- 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
- 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
- H01F41/043—Printed circuit coils by thick film techniques
-
- 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
- H01G4/008—Selection of materials
- H01G4/0085—Fried 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
- H01G4/30—Stacked capacitors
-
- 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
- H01G4/38—Multiple capacitors, i.e. structural combinations of fixed 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
- 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
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F2017/008—Electric or magnetic shielding of printed inductances
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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
- H01G4/002—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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
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- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
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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
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1236—Ceramic dielectrics characterised by the ceramic dielectric material based on zirconium oxides or zirconates
- H01G4/1245—Ceramic dielectrics characterised by the ceramic dielectric material based on zirconium oxides or zirconates containing also titanates
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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
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
-
- 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
-
- 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
-
- 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
- H03H7/17—Structural details of sub-circuits of frequency selective networks
- H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
- H03H7/1758—Series LC in shunt or branch path
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
Claims (9)
- 直方体形状を呈しており、実装面とされる第1面と、前記第1面と互いに対向している第2面と、前記第1面と前記第2面との間を連結するように延びている第3面と、を含み、複数の絶縁体層が積層されることによって構成されている素体を準備する工程と、
前記第1面と前記第3面との間に面取りされた面取り部を形成する工程と、
前記第1面に端子電極を形成する工程と、
前記面取り部及び前記第1面を被覆部材により被覆する工程と、
少なくとも前記第2面及び前記第3面を含み、前記素体の前記被覆部材から露出した部分に金属シールド膜を形成する工程と、
前記被覆部材を除去する工程と、を含み、
前記被覆する工程では、前記面取り部の一部分を前記被覆部材により被覆すると共に、前記面取り部の残りの部分を前記被覆部材から露出させ、
前記金属シールド膜を形成する工程では、前記面取り部の残りの部分に前記第3面から前記第1面に近づくにつれて厚さが徐々に薄くなるように前記金属シールド膜を形成する、電子部品の製造方法。 - 前記被覆する工程では、前記面取り部及び前記第1面を、粘着性を有する樹脂からなる前記被覆部材に埋め込むことで被覆し、
前記被覆部材を除去する工程では、前記樹脂の粘着性を低下させる、請求項1に記載の電子部品の製造方法。 - 前記被覆する工程では、前記面取り部及び前記第1面が被覆されるように、複数の前記素体をシート状の前記被覆部材上に配列する、請求項1又は2に記載の電子部品の製造方法。
- 第1面と、前記第1面と対向している第2面と、前記第1面と前記第2面との間を連結するように延びている第3面と、前記第1面と前記第3面との間に位置している湾曲部と、を含み、複数の絶縁体層が積層されることによって構成されている素体と、
前記第1面に設けられた端子電極と、
前記第2面と、前記第3面と、前記湾曲部の少なくとも一部と、を覆っている金属膜と、備え、
前記湾曲部は、前記第3面と隣り合い、前記第3面から前記第1面に近づくにつれて厚さが薄くなっている前記金属膜に覆われている第1部分と、前記第1面と隣り合い、前記金属膜から露出している第2部分と、を含む、電子部品。 - 前記第1部分の面積は、前記第2部分の面積よりも狭い、請求項4に記載の電子部品。
- 前記金属膜は、複数の層からなる、請求項4又は5に記載の電子部品。
- 前記第2面を覆う金属膜の厚さは、前記第3面を覆う金属膜の厚さよりも厚い、請求項4~6のいずれか一項に記載の電子部品。
- キャパシタを含む電子部品である、請求項4~7のいずれか一項に記載の電子部品。
- 前記電子部品は、フィルタである、請求項4~8のいずれか一項に記載の電子部品。
Priority Applications (2)
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JP2017247338A JP7233837B2 (ja) | 2017-12-25 | 2017-12-25 | 電子部品の製造方法及び電子部品 |
US16/227,355 US10917062B2 (en) | 2017-12-25 | 2018-12-20 | Method of manufacturing electronic component and electronic component |
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JP2017247338A JP7233837B2 (ja) | 2017-12-25 | 2017-12-25 | 電子部品の製造方法及び電子部品 |
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JP2019114670A JP2019114670A (ja) | 2019-07-11 |
JP7233837B2 true JP7233837B2 (ja) | 2023-03-07 |
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JP (1) | JP7233837B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6590327B2 (ja) * | 2018-02-22 | 2019-10-16 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | コイル部品 |
US11380478B2 (en) * | 2018-03-09 | 2022-07-05 | Samsung Electro-Mechanics Co., Ltd. | Coil component |
KR102105383B1 (ko) * | 2018-07-20 | 2020-04-28 | 삼성전기주식회사 | 코일 부품 |
KR102069635B1 (ko) * | 2018-09-06 | 2020-02-24 | 삼성전기주식회사 | 코일 부품 |
US11546019B2 (en) * | 2018-12-10 | 2023-01-03 | Skyworks Solutions, Inc. | Apparatus for minimizing electromagnetic coupling between surface mount device inductors |
KR102671967B1 (ko) * | 2019-03-05 | 2024-06-05 | 삼성전기주식회사 | 코일 부품 |
KR102724901B1 (ko) * | 2019-06-24 | 2024-11-01 | 삼성전기주식회사 | 전자 부품 |
KR20210136741A (ko) * | 2020-05-08 | 2021-11-17 | 삼성전기주식회사 | 코일 부품 |
Citations (3)
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JP2009290677A (ja) | 2008-05-30 | 2009-12-10 | Murata Mfg Co Ltd | ノイズフィルタ |
JP2017054891A (ja) | 2015-09-08 | 2017-03-16 | 三井化学東セロ株式会社 | 電子部品製造用フィルム並びに電子部品及びその製造方法 |
JP2017076796A (ja) | 2015-10-16 | 2017-04-20 | 株式会社村田製作所 | 電子部品 |
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JP5445201B2 (ja) | 2010-02-16 | 2014-03-19 | 株式会社村田製作所 | セラミック電子部品の製造方法およびセラミック電子部品 |
JP6766946B2 (ja) * | 2017-02-28 | 2020-10-14 | 株式会社村田製作所 | 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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JP2009290677A (ja) | 2008-05-30 | 2009-12-10 | Murata Mfg Co Ltd | ノイズフィルタ |
JP2017054891A (ja) | 2015-09-08 | 2017-03-16 | 三井化学東セロ株式会社 | 電子部品製造用フィルム並びに電子部品及びその製造方法 |
JP2017076796A (ja) | 2015-10-16 | 2017-04-20 | 株式会社村田製作所 | 電子部品 |
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US10917062B2 (en) | 2021-02-09 |
US20190199310A1 (en) | 2019-06-27 |
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