JP7537626B2 - フェライト焼結体および積層コイル部品 - Google Patents

フェライト焼結体および積層コイル部品 Download PDF

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Publication number
JP7537626B2
JP7537626B2 JP2023552802A JP2023552802A JP7537626B2 JP 7537626 B2 JP7537626 B2 JP 7537626B2 JP 2023552802 A JP2023552802 A JP 2023552802A JP 2023552802 A JP2023552802 A JP 2023552802A JP 7537626 B2 JP7537626 B2 JP 7537626B2
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weight
sintered body
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Japanese (ja)
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JPWO2023058479A1 (https=
JPWO2023058479A5 (https=
Inventor
一星 杉井
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Murata Manufacturing Co Ltd
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Murata Manufacturing Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/20—Silicates
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Complex oxides containing nickel and at least one other metal element
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • 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
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/04—Fixed inductances of the signal type with magnetic core
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Dispersion Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
JP2023552802A 2021-10-07 2022-09-26 フェライト焼結体および積層コイル部品 Active JP7537626B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021165462 2021-10-07
JP2021165462 2021-10-07
PCT/JP2022/035603 WO2023058479A1 (ja) 2021-10-07 2022-09-26 フェライト焼結体および積層コイル部品

Publications (3)

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JPWO2023058479A1 JPWO2023058479A1 (https=) 2023-04-13
JPWO2023058479A5 JPWO2023058479A5 (https=) 2024-01-29
JP7537626B2 true JP7537626B2 (ja) 2024-08-21

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JP2023552802A Active JP7537626B2 (ja) 2021-10-07 2022-09-26 フェライト焼結体および積層コイル部品

Country Status (4)

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US (1) US20240170192A1 (https=)
JP (1) JP7537626B2 (https=)
CN (1) CN117813664A (https=)
WO (1) WO2023058479A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004296865A (ja) 2003-03-27 2004-10-21 Taiyo Yuden Co Ltd 巻き線チップインダクタ用フェライトコアとその製造方法及び巻き線チップインダクタ
JP2010103266A (ja) 2008-10-22 2010-05-06 Toda Kogyo Corp Ｎｉ−Ｚｎ−Ｃｕ系フェライト焼結体からなるインダクタンス素子
JP2016196397A (ja) 2015-04-02 2016-11-24 Tdk株式会社 フェライト組成物および電子部品
JP2020121916A (ja) 2019-01-29 2020-08-13 Tdk株式会社 フェライト組成物および積層電子部品
JP2020123616A (ja) 2019-01-29 2020-08-13 Tdk株式会社 フェライト組成物および積層電子部品

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0851012A (ja) * 1994-08-05 1996-02-20 Hitachi Ferrite Ltd 酸化物磁性材料

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004296865A (ja) 2003-03-27 2004-10-21 Taiyo Yuden Co Ltd 巻き線チップインダクタ用フェライトコアとその製造方法及び巻き線チップインダクタ
JP2010103266A (ja) 2008-10-22 2010-05-06 Toda Kogyo Corp Ｎｉ−Ｚｎ−Ｃｕ系フェライト焼結体からなるインダクタンス素子
JP2016196397A (ja) 2015-04-02 2016-11-24 Tdk株式会社 フェライト組成物および電子部品
JP2020121916A (ja) 2019-01-29 2020-08-13 Tdk株式会社 フェライト組成物および積層電子部品
JP2020123616A (ja) 2019-01-29 2020-08-13 Tdk株式会社 フェライト組成物および積層電子部品

Also Published As

Publication number Publication date
WO2023058479A1 (ja) 2023-04-13
US20240170192A1 (en) 2024-05-23
CN117813664A (zh) 2024-04-02
JPWO2023058479A1 (https=) 2023-04-13

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