DK3036748T3 - Induktor og fremgangsmåde til fremstilling heraf - Google Patents
Induktor og fremgangsmåde til fremstilling heraf Download PDFInfo
- Publication number
- DK3036748T3 DK3036748T3 DK15713459.4T DK15713459T DK3036748T3 DK 3036748 T3 DK3036748 T3 DK 3036748T3 DK 15713459 T DK15713459 T DK 15713459T DK 3036748 T3 DK3036748 T3 DK 3036748T3
- Authority
- DK
- Denmark
- Prior art keywords
- coil
- electrodes
- inductor
- inner core
- layer
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000000843 powder Substances 0.000 claims description 30
- 239000010410 layer Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 238000004804 winding Methods 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 10
- 239000004840 adhesive resin Substances 0.000 claims description 9
- 229920006223 adhesive resin Polymers 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 239000003822 epoxy resin Substances 0.000 claims description 9
- 238000000227 grinding Methods 0.000 claims description 9
- 229920000647 polyepoxide Polymers 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 239000002356 single layer Substances 0.000 claims description 6
- 229910000859 α-Fe Inorganic materials 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims description 5
- WJZHMLNIAZSFDO-UHFFFAOYSA-N manganese zinc Chemical compound [Mn].[Zn] WJZHMLNIAZSFDO-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 claims description 5
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- VOOLKNUJNPZAHE-UHFFFAOYSA-N formaldehyde;2-methylphenol Chemical compound O=C.CC1=CC=CC=C1O VOOLKNUJNPZAHE-UHFFFAOYSA-N 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims 2
- IHQKEDIOMGYHEB-UHFFFAOYSA-M sodium dimethylarsinate Chemical class [Na+].C[As](C)([O-])=O IHQKEDIOMGYHEB-UHFFFAOYSA-M 0.000 claims 1
- 238000009713 electroplating Methods 0.000 description 10
- 238000005476 soldering Methods 0.000 description 9
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 8
- 238000007747 plating Methods 0.000 description 8
- 229910052709 silver Inorganic materials 0.000 description 8
- 239000004332 silver Substances 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 238000004512 die casting Methods 0.000 description 5
- 239000003973 paint Substances 0.000 description 3
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 2
- 208000029154 Narrow face Diseases 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 238000012805 post-processing Methods 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000000576 coating method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F3/00—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow
- G01F3/02—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement
- G01F3/04—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls
- G01F3/06—Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow with measuring chambers which expand or contract during measurement having rigid movable walls comprising members rotating in a fluid-tight or substantially fluid-tight manner in a housing
- G01F3/08—Rotary-piston or ring-piston meters
-
- 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
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- 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
- H01F27/2847—Sheets; Strips
-
- 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
- H01F27/2847—Sheets; Strips
- H01F27/2852—Construction of conductive connections, of leads
-
- 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
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/08—Cores, Yokes, or armatures made from powder
-
- 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
- H01F41/005—Impregnating or encapsulating
-
- 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
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
-
- 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
- H01F41/06—Coil winding
- H01F41/076—Forming taps or terminals while winding, e.g. by wrapping or soldering the wire onto pins, or by directly forming terminals from the wire
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F2003/106—Magnetic circuits using combinations of different magnetic materials
-
- 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
- H01F2017/046—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 helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Claims (7)
1. Induktor, som omfatter: - en monteret indre kerne, - hvor den monterede indre kerne omfatter en spole (4A) og en T-formet kernestav (2A, 3A), -- hvor den T-formede kernestav (2A, 3A) er anbragt på en indre diameter af spolen (4A), - elektroder (5A, 6A), - hvor elektroderne (5A, 6A) er tildannet direkte ved, at man har forlænget og bukket spolen (4A), så at der herved er dannet en forlænget spoledel (4A), -- og hvor hver elektrode (5A, 6A) omfatter en ende, og - et ydre omsluttende lag (1A), hvor den monterede indre kerne og elektroderne (5A, 6A) er indlejret i centrum af dette ydre omsluttende lag (1A), og hvor - en arkformet basisdel (3A) og den T-formede kernestav (2A, 3A) er indskudt med to sider af basisdelen (3A) i to tilslutninger til spolen (4A), så at der tilvejebringes en monteret indre kerne, hvor de to tilslutninger er dannet ved hjælp af elektroderne, kendetegnet ved, - at spolen (4A) er lakeret, og - at begge ender af elektroderne (5A, 6A) er indstøbt i det ydre omsluttende lag (1A).
2. Induktor ifølge krav 1, kendetegnet ved, at den monterede indre kerne har form som et kvadrat, en cirkel eller en polygon.
3. Induktor ifølge krav 1 eller 2, kendetegnet ved, at den lakerede spole (4A) har form som en cirkel eller oval; at den lakerede spole (4A) hvad angår trådformen omfatter en flad lakeret tråd, tilslutningerne til den lakerede spole (4A) er dannet ved at vikle tråden; at den lakerede spole (4A) omfatter et enkelt lag eller flere lag; og at den lakerede spole (4A) er tildannet ved vikling og stabling af tråden ved dennes bredsider.
4. Induktor ifølge mindst et af kravene 1 til 3, kendetegnet ved, at den T-formede kernestav (2A, 3A) er udformet som en del af samme materiale og med T-form, eller er udformet med T-form ved at kombinere en stav (2A) med en arkformet basisdel (3A), der hver for sig er fremstillet af forskelligt materiale og adskilt; og hvor den T-formede kernestav (2A, 3A) er fremstillet af et materiale valgt blandt manganzink, nikkelzink, jernpulver-kerne eller legeringspulver.
5. Induktor ifølge mindst et af kravene 1 til 4, kendetegnet ved, at det ydre omsluttende lag (1A) er fremstillet af metalpulverpartikler ved en formstøbningsprocedure, hvilke metalpulverpartikler er formet ved, at man, i overensstemmelse med de krav, der stilles, har valgt fuldt ud at omrøre og blande tilsvarende legeringspulver, reduceret jernpulver, carbonyl-jernpulver eller ferritmateriale og tilsvarende klæbende harpiks, som indeholder en hærdelig komponent, eller at man - i overensstemmelse med de krav til egenskaber, der stilles - har valgt at forme ved at omrøre fuldt ud og blande en kombination af multiple metalpulvere af legeringspulver, reduceret jernpulver, carbonyl-jernpulver eller ferritmaterialer og tilsvarende klæbende harpiks, som indeholder et hærdemiddel, hvor den klæbende harpiks omfatter et epoxyharpiks, phenol-harpiks, phenol-epoxyharpiks, o-cresol-formaldehyd-epoxy-harpiks eller en blanding af multiple harpikser og et tilsvarende hærdemiddel samt andre organiske opløsningsmidler.
6. Induktor ifølge mindst et af kravene 1 til 5, kendetegnet ved, at nogle midtersektioner af elektroderne (5A, 6A) er renset for at tilvejebringe jævne endeflader ved slibning med en slibeskive og er loddet eller elektroplatteret for at tilvejebringe de endelige elektroder på induktoren.
7. Fremgangsmåde til fremstilling af en induktor, hvilken fremgangsmåde omfatter følgende trin: (1) at man vikler en lakeret tråd, så at der dannes en enkeltlaget eller flerlaget stablet spole (4A), hvortil spolen (4A) har tilledninger; (2) at man anbringer en T-formet kernestav (2A, 3A) inde på den indre diameter af spolen (4A), idet man indfører en arkformet basisdel (3A) på den T-formede kernestav (2A, 3A) med to sider af basisdelen (3A) anbragt i to tilslutninger på spolen (4A), så at der dannes en præfabrikeret monteret indre kerne; (3) at man anbringer den præfabrikerede indre kerne i en tilsvarende støbeform, så at dele af spolen (4A), som strækker sig, så at de danner tilledningselektroder (5A, 6A), er egnet til at kunne blive udsat for et omsluttende lag (1A); (4) at man fylder støbeformen med blandede metalpulverpartikler og anbringer et ydre omsluttende lag (1A) på induktoren ved hjælp af formstøbning med koldpresning eller en kombination af koldpresning og varmpresning ved hjælp af en mekanisk eller hydraulisk pulver metallurgisk formpresse; (5) at man - idet begge ender af elektroderne (5A, 6A) formes ved, at man strækker og bøjer spolen (4A), så at de forlængede dele af spolen (4A) formes - indlejrer disse dele i det ydre omsluttende lag (1A), og dette dybt, så at begge ender af elektroderne (5A, 6A) omsluttes af det ydre omsluttende lag (1A), og at fritliggende midtersektioner af elektroderne (5A, 6A) renses, så at de danner jævne endeflader, når de slibes med en slibeskive og loddes eller elektroplatteres, så at der frembringes nogle færdige elektroder til induktoren, og induktoren frembringes.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410129094.2A CN103915236A (zh) | 2014-04-01 | 2014-04-01 | 一种新型电感及其制造方法 |
| PCT/EP2015/056758 WO2015150274A1 (en) | 2014-04-01 | 2015-03-27 | Novel inductor and method for manufacturing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK3036748T3 true DK3036748T3 (da) | 2018-01-02 |
Family
ID=51040846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK15713459.4T DK3036748T3 (da) | 2014-04-01 | 2015-03-27 | Induktor og fremgangsmåde til fremstilling heraf |
Country Status (16)
| Country | Link |
|---|---|
| EP (2) | EP3036748B1 (da) |
| JP (1) | JP6329637B2 (da) |
| KR (1) | KR101924941B1 (da) |
| CN (1) | CN103915236A (da) |
| CA (1) | CA2944603C (da) |
| DK (1) | DK3036748T3 (da) |
| ES (2) | ES2649190T3 (da) |
| HU (1) | HUE035368T2 (da) |
| IL (1) | IL247414B (da) |
| MX (1) | MX358654B (da) |
| NO (1) | NO3036748T3 (da) |
| PL (1) | PL3036748T3 (da) |
| PT (1) | PT3036748T (da) |
| RU (1) | RU2649413C9 (da) |
| TW (1) | TWI656542B (da) |
| WO (1) | WO2015150274A1 (da) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110085411B (zh) * | 2014-09-11 | 2022-05-31 | 胜美达集团株式会社 | 线圈元件的制造方法以及线圈元件 |
| JP2016157751A (ja) * | 2015-02-23 | 2016-09-01 | スミダコーポレーション株式会社 | 電子部品 |
| JP6197829B2 (ja) * | 2015-05-30 | 2017-09-20 | 株式会社村田製作所 | 表面実装インダクタ |
| CN106469607B (zh) | 2015-08-19 | 2020-10-27 | 胜美达集团株式会社 | 一种线圈元器件的制造方法及用于制造此线圈元器件的模具设备 |
| JP6503975B2 (ja) * | 2015-08-21 | 2019-04-24 | 株式会社村田製作所 | 表面実装インダクタの製造方法 |
| CN105355408B (zh) * | 2015-11-18 | 2018-02-13 | 宁波韵升电子元器件技术有限公司 | 一种模压表面贴装电感的制造方法 |
| DE102015120162A1 (de) * | 2015-11-20 | 2017-05-24 | Epcos Ag | SMD-Induktivität mit hoher Spitzenstrombelastbarkeit und niedrigen Verlusten und Verfahren zur Herstellung |
| CN105405631A (zh) * | 2015-12-30 | 2016-03-16 | 深圳市麦捷微电子科技股份有限公司 | 微型电感的制作方法 |
| CN106548851A (zh) * | 2016-08-31 | 2017-03-29 | 珠海经济特区宝诚电子有限公司 | 一种分段成型电感器及其制作方法 |
| JP6673161B2 (ja) * | 2016-11-24 | 2020-03-25 | 株式会社村田製作所 | コイル部品 |
| JP7163565B2 (ja) * | 2017-05-11 | 2022-11-01 | スミダコーポレーション株式会社 | コイル部品 |
| CN107610879B (zh) * | 2017-09-28 | 2021-07-20 | 中国科学院微电子研究所 | 一种柱形电感及其制作方法 |
| JP7103787B2 (ja) * | 2017-12-27 | 2022-07-20 | 太陽誘電株式会社 | コイル部品及び電子機器 |
| KR101997550B1 (ko) * | 2018-02-08 | 2019-07-08 | 박혜정 | 0.02~0.03mm 초소형 에나멜 코일 와인딩·터미널단자퓨징으로 이루어진 VCF AF 액츄에이터용 코일어셈블리모듈 자동제조장치 및 방법 |
| JP6819632B2 (ja) * | 2018-03-01 | 2021-01-27 | 株式会社村田製作所 | 表面実装インダクタ |
| 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 |
| CN108389679A (zh) * | 2018-03-20 | 2018-08-10 | 深圳顺络电子股份有限公司 | 一种电感元件及制造方法 |
| WO2019178737A1 (zh) | 2018-03-20 | 2019-09-26 | 深圳顺络电子股份有限公司 | 一种电感元件及制造方法 |
| CN110895989A (zh) * | 2018-08-23 | 2020-03-20 | 广东理标信息科技有限公司 | 一种一体成型电感器及其制作方法 |
| US12114703B2 (en) | 2019-03-11 | 2024-10-15 | Nicoventures Trading Limited | Aerosol provision device |
| KR102279305B1 (ko) * | 2019-04-16 | 2021-07-21 | 삼성전기주식회사 | 코일 부품 |
| CN111899970A (zh) * | 2019-05-06 | 2020-11-06 | 奇力新电子股份有限公司 | 电感器的制备方法 |
| JP6734444B2 (ja) * | 2019-06-27 | 2020-08-05 | 太陽誘電株式会社 | コイル部品及びその製造方法，電子機器 |
| DE102019211439A1 (de) * | 2019-07-31 | 2021-02-04 | Würth Elektronik eiSos Gmbh & Co. KG | Verfahren zur Herstellung eines induktiven Bauteils sowie induktives Bauteil |
| CN110718386A (zh) * | 2019-10-21 | 2020-01-21 | 通友智能装备(江苏)有限公司 | 一种一体成型电感器的制作工艺 |
| CN113035528A (zh) * | 2019-12-24 | 2021-06-25 | 佳邦科技股份有限公司 | 无载具底部电极一体成型功率电感及其制造方法 |
| CN111508694A (zh) * | 2020-05-19 | 2020-08-07 | 三积瑞科技（苏州）有限公司 | 超低阻抗热压成型电感及其制造方法 |
| CN111710507A (zh) * | 2020-06-16 | 2020-09-25 | 湖南奇力新电子科技有限公司 | 一种dip转smd的一体成型电感结构 |
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| ES2649190T3 (es) | 2018-01-10 |
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