JP6339474B2 - インダクタンス素子および電子機器 - Google Patents
インダクタンス素子および電子機器 Download PDFInfo
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- JP6339474B2 JP6339474B2 JP2014205259A JP2014205259A JP6339474B2 JP 6339474 B2 JP6339474 B2 JP 6339474B2 JP 2014205259 A JP2014205259 A JP 2014205259A JP 2014205259 A JP2014205259 A JP 2014205259A JP 6339474 B2 JP6339474 B2 JP 6339474B2
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- magnetic member
- inductance element
- insulating layer
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- 239000010410 layer Substances 0.000 claims description 166
- 230000005291 magnetic effect Effects 0.000 claims description 84
- 239000000843 powder Substances 0.000 claims description 77
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 64
- 229910019142 PO4 Inorganic materials 0.000 claims description 63
- 239000010452 phosphate Substances 0.000 claims description 63
- 238000000034 method Methods 0.000 claims description 47
- 229910052751 metal Inorganic materials 0.000 claims description 46
- 239000002184 metal Substances 0.000 claims description 46
- 230000005294 ferromagnetic effect Effects 0.000 claims description 45
- 238000007747 plating Methods 0.000 claims description 34
- 230000008569 process Effects 0.000 claims description 31
- 238000005470 impregnation Methods 0.000 claims description 29
- 238000000465 moulding Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 17
- 238000000137 annealing Methods 0.000 claims description 13
- 238000009713 electroplating Methods 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 10
- 239000011230 binding agent Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 34
- 238000009413 insulation Methods 0.000 description 25
- 239000000463 material Substances 0.000 description 14
- 229920005989 resin Polymers 0.000 description 14
- 239000011347 resin Substances 0.000 description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 239000008199 coating composition Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- 239000004925 Acrylic resin Substances 0.000 description 7
- 229920000178 Acrylic resin Polymers 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000007769 metal material Substances 0.000 description 7
- 238000010306 acid treatment Methods 0.000 description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000005011 phenolic resin Substances 0.000 description 6
- 229920002050 silicone resin Polymers 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 229910001004 magnetic alloy Inorganic materials 0.000 description 4
- 239000006247 magnetic powder Substances 0.000 description 4
- 229910021645 metal ion Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- 239000011135 tin Substances 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 2
- 229910017082 Fe-Si Inorganic materials 0.000 description 2
- 229910017133 Fe—Si Inorganic materials 0.000 description 2
- 239000004640 Melamine resin Substances 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 2
- 229920001807 Urea-formaldehyde Polymers 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- -1 containing Fe Chemical class 0.000 description 2
- 239000007822 coupling agent Substances 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 229920005672 polyolefin resin Polymers 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- CEGOLXSVJUTHNZ-UHFFFAOYSA-K aluminium tristearate Chemical compound [Al+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CEGOLXSVJUTHNZ-UHFFFAOYSA-K 0.000 description 1
- 229940063655 aluminum stearate Drugs 0.000 description 1
- QHIWVLPBUQWDMQ-UHFFFAOYSA-N butyl prop-2-enoate;methyl 2-methylprop-2-enoate;prop-2-enoic acid Chemical compound OC(=O)C=C.COC(=O)C(C)=C.CCCCOC(=O)C=C QHIWVLPBUQWDMQ-UHFFFAOYSA-N 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical group [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910001437 manganese ion Inorganic materials 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
- Soft Magnetic Materials (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
- Powder Metallurgy (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014205259A JP6339474B2 (ja) | 2014-10-03 | 2014-10-03 | インダクタンス素子および電子機器 |
TW104123927A TWI614773B (zh) | 2014-10-03 | 2015-07-23 | 電感元件及電子機器 |
KR1020150131759A KR101736592B1 (ko) | 2014-10-03 | 2015-09-17 | 인덕턴스 소자 및 전자 기기 |
CN201510633679.2A CN105529134B (zh) | 2014-10-03 | 2015-09-30 | 电感元件以及电子设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014205259A JP6339474B2 (ja) | 2014-10-03 | 2014-10-03 | インダクタンス素子および電子機器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016076559A JP2016076559A (ja) | 2016-05-12 |
JP6339474B2 true JP6339474B2 (ja) | 2018-06-06 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014205259A Active JP6339474B2 (ja) | 2014-10-03 | 2014-10-03 | インダクタンス素子および電子機器 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6339474B2 (zh) |
KR (1) | KR101736592B1 (zh) |
CN (1) | CN105529134B (zh) |
TW (1) | TWI614773B (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6680075B2 (ja) * | 2016-05-18 | 2020-04-15 | Tdk株式会社 | 積層コイル部品 |
JP2018019033A (ja) * | 2016-07-29 | 2018-02-01 | 太陽誘電株式会社 | コイル部品及びその製造方法 |
KR102691324B1 (ko) * | 2016-09-26 | 2024-08-05 | 삼성전기주식회사 | 인덕터 |
TWI624845B (zh) * | 2016-11-08 | 2018-05-21 | Alps Electric Co Ltd | 電感元件及其製造方法 |
WO2018235539A1 (ja) * | 2017-06-19 | 2018-12-27 | 株式会社村田製作所 | コイル部品 |
JP2021022581A (ja) * | 2017-11-22 | 2021-02-18 | アルプスアルパイン株式会社 | チップインダクタ |
JP7141212B2 (ja) * | 2017-11-30 | 2022-09-22 | 太陽誘電株式会社 | コイル部品 |
JP6702296B2 (ja) * | 2017-12-08 | 2020-06-03 | 株式会社村田製作所 | 電子部品 |
KR102394052B1 (ko) * | 2018-01-05 | 2022-05-04 | 엘지이노텍 주식회사 | 연자성 합금, 연자성 코어 및 이를 포함하는 코일 부품 |
JP6784269B2 (ja) * | 2018-03-01 | 2020-11-11 | 株式会社村田製作所 | 表面実装インダクタ |
KR102658612B1 (ko) | 2018-11-13 | 2024-04-19 | 삼성전기주식회사 | 코일 부품 |
KR102093147B1 (ko) | 2018-11-26 | 2020-03-25 | 삼성전기주식회사 | 코일 부품 |
KR102185051B1 (ko) | 2019-03-06 | 2020-12-01 | 삼성전기주식회사 | 코일 전자부품 |
KR102409325B1 (ko) | 2020-05-08 | 2022-06-15 | 삼성전기주식회사 | 코일 부품 |
KR20220006198A (ko) | 2020-07-08 | 2022-01-17 | 삼성전기주식회사 | 코일 부품 |
JP7014273B2 (ja) * | 2020-10-06 | 2022-02-01 | 株式会社村田製作所 | 表面実装インダクタ |
KR20220074411A (ko) | 2020-11-27 | 2022-06-03 | 삼성전기주식회사 | 코일 부품 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5614074A (en) * | 1994-12-09 | 1997-03-25 | Harris Corporation | Zinc phosphate coating for varistor and method |
JP3617426B2 (ja) * | 1999-09-16 | 2005-02-02 | 株式会社村田製作所 | インダクタ及びその製造方法 |
JP2001102207A (ja) * | 1999-09-30 | 2001-04-13 | Tdk Corp | 圧粉磁心の製造方法 |
JP2001284140A (ja) | 2000-03-30 | 2001-10-12 | Tdk Corp | インダクタ |
JP2002064027A (ja) * | 2000-08-22 | 2002-02-28 | Daido Steel Co Ltd | 圧粉磁心の製造方法 |
JP3593986B2 (ja) * | 2001-02-19 | 2004-11-24 | 株式会社村田製作所 | コイル部品及びその製造方法 |
JP2003188023A (ja) * | 2001-12-20 | 2003-07-04 | Toko Inc | 電子回路モジュール |
JP2003282342A (ja) * | 2002-03-26 | 2003-10-03 | Tdk Corp | コイル封入圧粉磁芯 |
JP3870936B2 (ja) * | 2003-07-14 | 2007-01-24 | 株式会社村田製作所 | 積層セラミック電子部品 |
JP4528058B2 (ja) * | 2004-08-20 | 2010-08-18 | アルプス電気株式会社 | コイル封入圧粉磁心 |
JP2006216650A (ja) * | 2005-02-02 | 2006-08-17 | Sumida Corporation | 磁性素子および磁性素子の製造方法 |
JP2007242995A (ja) * | 2006-03-10 | 2007-09-20 | Matsushita Electric Ind Co Ltd | 積層セラミック電子部品とその製造方法 |
JP4640377B2 (ja) * | 2007-05-30 | 2011-03-02 | Tdk株式会社 | 積層インダクタ部品 |
TW200910390A (en) * | 2007-08-24 | 2009-03-01 | Delta Electronics Inc | Embedded inductor and manufacturing method thereof |
CN101645342A (zh) * | 2008-08-08 | 2010-02-10 | 郑长茂 | 一种电感器及其成型方法 |
JP4714779B2 (ja) * | 2009-04-10 | 2011-06-29 | 東光株式会社 | 表面実装インダクタの製造方法とその表面実装インダクタ |
TWI447759B (zh) * | 2009-05-04 | 2014-08-01 | Cooper Technologies Co | 表面安裝磁性元件總成 |
CN102471857B (zh) * | 2009-08-07 | 2013-11-06 | 阿尔卑斯绿色器件株式会社 | Fe基非晶态合金及使用所述Fe基非晶态合金的压粉磁芯、以及线圈内嵌式压粉磁芯 |
WO2012053439A1 (ja) * | 2010-10-21 | 2012-04-26 | Tdk株式会社 | コイル部品及びその製造方法 |
JP5381956B2 (ja) * | 2010-10-21 | 2014-01-08 | Tdk株式会社 | コイル部品 |
JP6034553B2 (ja) * | 2011-08-25 | 2016-11-30 | 太陽誘電株式会社 | 電子部品の電極形成方法 |
CN102637518B (zh) * | 2011-11-30 | 2013-12-25 | 同济大学 | 一种铁基复合磁粉芯的制备方法 |
JP6166021B2 (ja) * | 2012-06-08 | 2017-07-19 | 太陽誘電株式会社 | 積層インダクタ |
KR20140061036A (ko) * | 2012-11-13 | 2014-05-21 | 삼성전기주식회사 | 칩 부품 및 이의 제조방법 |
-
2014
- 2014-10-03 JP JP2014205259A patent/JP6339474B2/ja active Active
-
2015
- 2015-07-23 TW TW104123927A patent/TWI614773B/zh active
- 2015-09-17 KR KR1020150131759A patent/KR101736592B1/ko active IP Right Grant
- 2015-09-30 CN CN201510633679.2A patent/CN105529134B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN105529134A (zh) | 2016-04-27 |
KR101736592B1 (ko) | 2017-05-16 |
TWI614773B (zh) | 2018-02-11 |
JP2016076559A (ja) | 2016-05-12 |
CN105529134B (zh) | 2018-03-30 |
KR20160040422A (ko) | 2016-04-14 |
TW201614689A (en) | 2016-04-16 |
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