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
- Publication number
- 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
- Authority
- JP
- Japan
- Prior art keywords
- layer
- molded body
- magnetic member
- inductance element
- insulating layer
- 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.)
- Active
Links
- 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
ID=55771299
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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6339474B2 (ja) | インダクタンス素子および電子機器 | |
| JP6434709B2 (ja) | 電子部品、電子部品の製造方法および電子機器 | |
| CN113012891B (zh) | 线圈部件 | |
| US20040207954A1 (en) | Composite magnetic body, and magnetic element and method of manufacturing the same | |
| CN102623121B (zh) | 一种铁硅材料及μ90铁硅磁粉芯的制造方法 | |
| JP2016012715A (ja) | 圧粉コア、該圧粉コアの製造方法、該圧粉コアを備える電子・電気部品、および該電子・電気部品が実装された電子・電気機器 | |
| JP2013145866A (ja) | 軟磁性合金粉末、圧粉体、圧粉磁芯および磁性素子 | |
| TWI631223B (zh) | 壓粉磁芯、該壓粉磁芯之製造方法、具備該壓粉磁芯之電感器及安裝有該電感器之電子・電氣機器 | |
| TWI652700B (zh) | 壓粉芯、該壓粉芯之製造方法、具備該壓粉芯之電氣電子零件及安裝有該電氣電子零件之電氣電子機器 | |
| TW201738908A (zh) | 壓粉芯、該壓粉芯之製造方法、具該壓粉芯之電感器、及安裝有該電感器之電子・電氣機器 | |
| WO2017086102A1 (ja) | 圧粉コアの製造方法 | |
| JP6486262B2 (ja) | Ｆｅ基非晶質合金、磁性金属粉末、磁性部材、磁性部品、および電気・電子機器 | |
| US20170309387A1 (en) | Powder core, manufacturing method of powder core, inductor including powder core, and electronic/electric device having inductor mounted therein | |
| JP2018022916A (ja) | 電子部品および電子機器 | |
| CN110462764B (zh) | 带端子压粉磁芯及其制造方法 | |
| TWI591658B (zh) | Dust core, electrical and electronic components and electrical and electronic machinery | |
| CN111974987B (zh) | 一种Fe基软磁粉末的绝缘包覆层及其包覆方法 | |
| KR101898834B1 (ko) | 금속 자성 재료 및 전자 부품 | |
| JP2019143167A (ja) | 磁性粉末、粉末混合体、圧粉コア、圧粉コアの製造方法、インダクタ、および電子・電気機器 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160928 |
|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A712 Effective date: 20161102 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170914 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20171003 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20171120 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180501 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20180510 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 6339474 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R313533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |