JP6214890B2 - パワーインダクタ及びその製造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims description 20
- 229920000642 polymer Polymers 0.000 claims description 125
- 239000002131 composite material Substances 0.000 claims description 83
- 229910052751 metal Inorganic materials 0.000 claims description 58
- 239000002184 metal Substances 0.000 claims description 58
- 239000000758 substrate Substances 0.000 claims description 43
- 229920000106 Liquid crystal polymer Polymers 0.000 claims description 26
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 15
- 239000002952 polymeric resin Substances 0.000 claims description 15
- 229920003002 synthetic resin Polymers 0.000 claims description 15
- 239000004593 Epoxy Substances 0.000 claims description 14
- 239000004642 Polyimide Substances 0.000 claims description 14
- 229920001721 polyimide Polymers 0.000 claims description 14
- -1 iron-aluminum-silicon Chemical compound 0.000 claims description 10
- 238000010030 laminating Methods 0.000 claims description 10
- KSIIOJIEFUOLDP-UHFFFAOYSA-N [Si].[Fe].[Ni] Chemical compound [Si].[Fe].[Ni] KSIIOJIEFUOLDP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000011651 chromium Substances 0.000 claims description 8
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 8
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 5
- 239000002923 metal particle Substances 0.000 claims 3
- 239000004973 liquid crystal related substance Substances 0.000 claims 1
- 229910000859 α-Fe Inorganic materials 0.000 description 16
- 239000003822 epoxy resin Substances 0.000 description 13
- 229920000647 polyepoxide Polymers 0.000 description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 11
- 229920005989 resin Polymers 0.000 description 10
- 239000011347 resin Substances 0.000 description 10
- 239000010949 copper Substances 0.000 description 9
- 239000002253 acid Substances 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 6
- 238000007747 plating Methods 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 238000007639 printing Methods 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000006247 magnetic powder Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- 238000007740 vapor deposition Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- KCZFLPPCFOHPNI-UHFFFAOYSA-N alumane;iron Chemical compound [AlH3].[Fe] KCZFLPPCFOHPNI-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- HECLRDQVFMWTQS-UHFFFAOYSA-N Dicyclopentadiene Chemical compound C1C2C3CC=CC3C1C=C2 HECLRDQVFMWTQS-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 1
- 229910007565 Zn—Cu Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 description 1
- 239000004843 novolac epoxy resin Substances 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910002059 quaternary alloy Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- WGEATSXPYVGFCC-UHFFFAOYSA-N zinc ferrite Chemical compound O=[Zn].O=[Fe]O[Fe]=O WGEATSXPYVGFCC-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- H01F27/24—Magnetic cores
- H01F27/255—Magnetic cores made from particles
-
- 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
- H01F1/14—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 metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust
-
- 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
- H01F41/046—Printed circuit coils structurally combined with ferromagnetic material
-
- 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
- H01F2017/048—Fixed inductances of the signal type with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Coils Or Transformers For Communication (AREA)
- Soft Magnetic Materials (AREA)
- Laminated Bodies (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
10 磁性体本体
11(11a、11b、11c、11d、11e、11f) 第1金属−ポリマー複合層
12(12a、12b) 第2金属−ポリマー複合層
21、22 第1及び第2外部電極
30 基板
41、42 コイル
50 絶縁層
Claims (18)
- コイルが形成された基板を含む磁性体本体と、
前記基板の上面及び下面に形成され、金属粒子及びポリマーを含む第1金属−ポリマー複合体層と、
前記第1金属−ポリマー複合体層の上面及び下面に形成され、金属粒子及びポリマーを含み、且つ前記第1金属−ポリマー複合体層が含むポリマーの含量よりも多い含量のポリマーを含む第2金属−ポリマー複合体層と、
前記基板と前記第1金属−ポリマー複合体層との間に形成され、前記第1金属−ポリマー複合体層の金属粒子と前記コイルを絶縁させる絶縁層と、
を含むパワーインダクタ。 - 前記第1金属−ポリマー複合体層は、鉄−ニッケル(Fe−Ni)、鉄−ニッケル−ケイ素(Fe−Ni−Si)、鉄−アルミニウム−ケイ素(Fe−Al−Si)及び鉄−アルミニウム−クロム(Fe−Al−Cr)で構成された群から選択された一つ以上の金属を含む請求項1に記載のパワーインダクタ。
- 前記第2金属−ポリマー複合体層は、鉄−ニッケル(Fe−Ni)、鉄−ニッケル−ケイ素(Fe−Ni−Si)、鉄−アルミニウム−ケイ素(Fe−Al−Si)及び鉄−アルミニウム−クロム(Fe−Al−Cr)で構成された群から選択された一つ以上の金属を含む請求項1に記載のパワーインダクタ。
- 前記第1金属−ポリマー複合体層は、エポキシ(epoxy)、ポリイミド(polyimide)及び液晶結晶性ポリマー(Liquid Crystalline Polymer、LCP)で構成された群から選択された一つ以上のポリマーを含む請求項1に記載のパワーインダクタ。
- 前記第2金属−ポリマー複合体層は、エポキシ(epoxy)、ポリイミド(polyimide)及び液晶結晶性ポリマー(Liquid Crystalline Polymer、LCP)で構成された群から選択された一つ以上のポリマーを含む請求項1に記載のパワーインダクタ。
- 前記第1金属−ポリマー複合体層は、前記金属100重量部に対して2.0〜5.0重量部のポリマーを含む請求項1に記載のパワーインダクタ。
- 前記第2金属−ポリマー複合体層は、前記金属100重量部に対して4.0〜10.0重量部のポリマーを含む請求項1に記載のパワーインダクタ。
- 前記絶縁層はエポキシ(epoxy)、ポリイミド(polyimide)及び液晶結晶性ポリマー(Liquid Crystalline Polymer、LCP)で構成された群から選択された一つ以上の物質を含む請求項1に記載のパワーインダクタ。
- 前記第1金属−ポリマー複合体層及び第2金属−ポリマー複合体層が含む金属の平均粒径は、1〜50μmである請求項1に記載のパワーインダクタ。
- 前記第1金属−ポリマー複合体層及び第2金属−ポリマー複合体層の厚さは、それぞれ前記磁性体本体の全体厚さに対して5〜30%である請求項1に記載のパワーインダクタ。
- コイルが形成された基板を設ける段階と、
金属粉末及びポリマー樹脂を含む材料からなる第1シートを複数個設ける段階と、
金属粉末及びポリマー樹脂を含む材料からなり、前記第1シートよりもポリマーの含量が多い第2シートを複数個設ける段階と、
前記基板の上面及び下面に前記複数個の第1シートを積層して前記コイルを埋める段階と、
前記第1シート上に前記第2シートを積層して磁性体本体を形成する段階と、
前記基板の上面及び下面に前記複数個の第1シートを積層する段階の前に、前記基板の上面及び下面に絶縁層を形成する段階と、
を含むパワーインダクタの製造方法。 - 前記金属粉末は、鉄−ニッケル(Fe−Ni)、鉄−ニッケル−ケイ素(Fe−Ni−Si)、鉄−アルミニウム−ケイ素(Fe−Al−Si)及び鉄−アルミニウム−クロム(Fe−Al−Cr)で構成された群から選択された一つ以上である請求項11に記載のパワーインダクタの製造方法。
- 前記ポリマーは、エポキシ(epoxy)、ポリイミド(polyimide)及び液晶結晶性ポリマー(Liquid Crystalline Polymer、LCP)で構成された群から選択された一つ以上である請求項11に記載のパワーインダクタの製造方法。
- 前記第1シートは、前記金属粉末100重量部に対してポリマー2.0〜5.0重量部を含む請求項11に記載のパワーインダクタの製造方法。
- 前記第2シートは、前記金属粉末100重量部に対してポリマー4.0〜10.0重量部を含む請求項11に記載のパワーインダクタの製造方法。
- 前記絶縁層は、エポキシ(epoxy)、ポリイミド(polyimide)及び液晶結晶性ポリマー(Liquid Crystalline Polymer、LCP)で構成された群から選択された一つ以上の物質を含む請求項11に記載のパワーインダクタの製造方法。
- 前記金属粉末の平均粒径は、1〜50μmである請求項11に記載のパワーインダクタの製造方法。
- 前記磁性体本体を形成する段階の後に、前記磁性体本体の外側に外部電極を形成する段階をさらに含む請求項11に記載のパワーインダクタの製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020120155965A KR101983136B1 (ko) | 2012-12-28 | 2012-12-28 | 파워 인덕터 및 그 제조방법 |
KR10-2012-0155965 | 2012-12-28 |
Publications (2)
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JP2014130988A JP2014130988A (ja) | 2014-07-10 |
JP6214890B2 true JP6214890B2 (ja) | 2017-10-18 |
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US (1) | US9269486B2 (ja) |
JP (1) | JP6214890B2 (ja) |
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Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
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KR101541581B1 (ko) * | 2012-06-28 | 2015-08-03 | 삼성전기주식회사 | 인덕터 및 인덕터 제조방법 |
KR101823191B1 (ko) * | 2014-05-07 | 2018-01-29 | 삼성전기주식회사 | 칩 전자부품 및 그 제조방법 |
KR101580399B1 (ko) * | 2014-06-24 | 2015-12-23 | 삼성전기주식회사 | 칩 전자부품 및 그 제조방법 |
CN106463239B (zh) * | 2014-07-25 | 2018-12-04 | 株式会社村田制作所 | 电子部件及其制造方法 |
KR101686989B1 (ko) | 2014-08-07 | 2016-12-19 | 주식회사 모다이노칩 | 파워 인덕터 |
KR101681200B1 (ko) * | 2014-08-07 | 2016-12-01 | 주식회사 모다이노칩 | 파워 인덕터 |
KR102188450B1 (ko) * | 2014-09-05 | 2020-12-08 | 삼성전기주식회사 | 파워 인덕터용 코일 유닛, 파워 인덕터용 코일 유닛의 제조 방법, 파워 인덕터 및 파워 인덕터의 제조 방법 |
KR101681201B1 (ko) | 2014-09-11 | 2016-12-01 | 주식회사 모다이노칩 | 파워 인덕터 |
KR101607026B1 (ko) * | 2014-11-04 | 2016-03-28 | 삼성전기주식회사 | 칩 전자부품 및 그 제조방법 |
KR101630086B1 (ko) * | 2014-12-10 | 2016-06-21 | 삼성전기주식회사 | 칩 전자부품 |
KR102105393B1 (ko) * | 2015-01-27 | 2020-04-28 | 삼성전기주식회사 | 코일 부품 및 그 실장 기판 |
KR102109634B1 (ko) | 2015-01-27 | 2020-05-29 | 삼성전기주식회사 | 파워 인덕터 및 그 제조 방법 |
KR20160092394A (ko) | 2015-01-27 | 2016-08-04 | 삼성전기주식회사 | 인덕터 및 그 제조방법 |
JP6464785B2 (ja) * | 2015-02-09 | 2019-02-06 | Tdk株式会社 | コイル装置 |
KR20160102657A (ko) * | 2015-02-23 | 2016-08-31 | 삼성전기주식회사 | 칩 전자부품 및 그 제조방법 |
JP6330692B2 (ja) * | 2015-02-25 | 2018-05-30 | 株式会社村田製作所 | 電子部品 |
US10431365B2 (en) | 2015-03-04 | 2019-10-01 | Murata Manufacturing Co., Ltd. | Electronic component and method for manufacturing electronic component |
KR102105394B1 (ko) * | 2015-03-09 | 2020-04-28 | 삼성전기주식회사 | 코일 부품 및 그 실장 기판 |
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