JPWO2018008699A1 - コイル用部品およびインダクタ - Google Patents
コイル用部品およびインダクタ Download PDFInfo
- Publication number
- JPWO2018008699A1 JPWO2018008699A1 JP2018526424A JP2018526424A JPWO2018008699A1 JP WO2018008699 A1 JPWO2018008699 A1 JP WO2018008699A1 JP 2018526424 A JP2018526424 A JP 2018526424A JP 2018526424 A JP2018526424 A JP 2018526424A JP WO2018008699 A1 JPWO2018008699 A1 JP WO2018008699A1
- Authority
- JP
- Japan
- Prior art keywords
- leg
- coil component
- core
- inductor
- face
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000843 powder Substances 0.000 description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 229910000679 solder Inorganic materials 0.000 description 9
- 239000000919 ceramic Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 239000010931 gold Substances 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910000480 nickel oxide Inorganic materials 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical group [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical group [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000009616 inductively coupled plasma Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 2
- 239000000347 magnesium hydroxide Substances 0.000 description 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 229910052814 silicon oxide Inorganic materials 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Images
Classifications
-
- 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
- H01F27/26—Fastening parts of the core together; Fastening or mounting the core on casing or support
- H01F27/263—Fastening parts of the core together
-
- 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
- H01F17/045—Fixed inductances of the signal type with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
-
- 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
- H01F27/2823—Wires
-
- 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
-
- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
Description
2 :導線
10 :コイル用部品
11a、11b :傾斜面
12 :コア
13a、13b :脚部
14a、14b :内側面
15a、15b :外側面
16a、16b :端面
18a、18b :電極層
17a、17b :交わり部
30a、30b :突出部
31a、31b :凸曲面
Claims (7)
- コアと、
該コアの端部それぞれに設けられた複数の脚部とを備えるコイル用部品であって、
それぞれの前記脚部は、前記コアと前記脚部との接合部よりも内側に突出した突出部を有するコイル用部品。 - 前記突出部が傾斜面を有する請求項1に記載のコイル用部品。
- 前記脚部の端面と前記傾斜面とのなす角度が70°以上80°以下である請求項2に記載のコイル用部品。
- 前記傾斜面と前記端面との交わり部が曲面である請求項2または請求項3に記載のコイル用部品。
- 前記突出部が凸曲面を有する請求項1に記載のコイル用部品。
- 前記凸曲面が前記端面と繋がっている請求項5に記載のコイル用部品。
- 請求項1乃至請求項6のいずれか1つに記載のコイル用部品と、
前記コアに巻回された導線と、
前記脚部のそれぞれに電極層とを備えるインダクタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016133634 | 2016-07-05 | ||
JP2016133634 | 2016-07-05 | ||
PCT/JP2017/024706 WO2018008699A1 (ja) | 2016-07-05 | 2017-07-05 | コイル用部品およびインダクタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018008699A1 true JPWO2018008699A1 (ja) | 2019-04-25 |
JP6665293B2 JP6665293B2 (ja) | 2020-03-13 |
Family
ID=60912856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018526424A Active JP6665293B2 (ja) | 2016-07-05 | 2017-07-05 | コイル用部品およびインダクタ |
Country Status (5)
Country | Link |
---|---|
US (1) | US11309118B2 (ja) |
JP (1) | JP6665293B2 (ja) |
KR (1) | KR102109490B1 (ja) |
CN (1) | CN109416971B (ja) |
WO (1) | WO2018008699A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021090033A (ja) * | 2019-12-06 | 2021-06-10 | 株式会社村田製作所 | 巻線用コア、コイル部品およびコイル部品の製造方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6669123B2 (ja) * | 2017-04-19 | 2020-03-18 | 株式会社村田製作所 | インダクタ |
JP6720914B2 (ja) * | 2017-04-25 | 2020-07-08 | 株式会社村田製作所 | インダクタ |
JP6769386B2 (ja) * | 2017-04-25 | 2020-10-14 | 株式会社村田製作所 | インダクタ |
JP6708162B2 (ja) * | 2017-04-25 | 2020-06-10 | 株式会社村田製作所 | インダクタ |
JP6828673B2 (ja) * | 2017-12-15 | 2021-02-10 | 株式会社村田製作所 | 積層型インダクタ部品及び積層型インダクタ部品の製造方法 |
JP1638080S (ja) * | 2018-08-22 | 2019-08-05 | ||
USD918835S1 (en) * | 2018-08-22 | 2021-05-11 | Tdk Corporation | Coil component |
JP7508986B2 (ja) * | 2020-10-07 | 2024-07-02 | 株式会社村田製作所 | フェライト焼結体および巻線型コイル部品 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002033228A (ja) * | 2000-07-17 | 2002-01-31 | Murata Mfg Co Ltd | チップ型コモンモードチョークコイル |
JP2004274038A (ja) * | 2003-02-17 | 2004-09-30 | Fuonon Meiwa:Kk | コモンモードコイル |
JP2005317591A (ja) * | 2004-04-27 | 2005-11-10 | Kyocera Corp | セラミックコアおよびその製造方法、ならびにこれを用いたチップ状電子部品 |
JP2016063195A (ja) * | 2014-09-22 | 2016-04-25 | 株式会社村田製作所 | コイル部品およびその実装構造 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07302714A (ja) * | 1994-05-09 | 1995-11-14 | Murata Mfg Co Ltd | コイル |
JP3091142B2 (ja) | 1996-10-31 | 2000-09-25 | 京セラ株式会社 | 角型チップインダクタ |
CN2906862Y (zh) * | 2006-01-20 | 2007-05-30 | 耀钻科技股份有限公司 | 可增加安装效率的电感器结构 |
CN105489344B (zh) * | 2016-01-26 | 2018-01-12 | 深圳顺络电子股份有限公司 | 脉冲变压器及其制造方法 |
JP6565747B2 (ja) * | 2016-03-11 | 2019-08-28 | Tdk株式会社 | コイル装置 |
-
2017
- 2017-07-05 JP JP2018526424A patent/JP6665293B2/ja active Active
- 2017-07-05 KR KR1020197000261A patent/KR102109490B1/ko active IP Right Grant
- 2017-07-05 CN CN201780041448.XA patent/CN109416971B/zh active Active
- 2017-07-05 WO PCT/JP2017/024706 patent/WO2018008699A1/ja active Application Filing
- 2017-07-05 US US16/315,628 patent/US11309118B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002033228A (ja) * | 2000-07-17 | 2002-01-31 | Murata Mfg Co Ltd | チップ型コモンモードチョークコイル |
JP2004274038A (ja) * | 2003-02-17 | 2004-09-30 | Fuonon Meiwa:Kk | コモンモードコイル |
JP2005317591A (ja) * | 2004-04-27 | 2005-11-10 | Kyocera Corp | セラミックコアおよびその製造方法、ならびにこれを用いたチップ状電子部品 |
JP2016063195A (ja) * | 2014-09-22 | 2016-04-25 | 株式会社村田製作所 | コイル部品およびその実装構造 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021090033A (ja) * | 2019-12-06 | 2021-06-10 | 株式会社村田製作所 | 巻線用コア、コイル部品およびコイル部品の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20190014078A (ko) | 2019-02-11 |
JP6665293B2 (ja) | 2020-03-13 |
CN109416971A (zh) | 2019-03-01 |
US11309118B2 (en) | 2022-04-19 |
US20190318863A1 (en) | 2019-10-17 |
WO2018008699A1 (ja) | 2018-01-11 |
KR102109490B1 (ko) | 2020-05-12 |
CN109416971B (zh) | 2021-02-19 |
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