EP3977492A4 - Module à composant magnétique monté en surface - Google Patents

Module à composant magnétique monté en surface Download PDF

Info

Publication number
EP3977492A4
EP3977492A4 EP20836917.3A EP20836917A EP3977492A4 EP 3977492 A4 EP3977492 A4 EP 3977492A4 EP 20836917 A EP20836917 A EP 20836917A EP 3977492 A4 EP3977492 A4 EP 3977492A4
Authority
EP
European Patent Office
Prior art keywords
magnetic component
surface mounted
component module
mounted magnetic
module
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.)
Pending
Application number
EP20836917.3A
Other languages
German (de)
English (en)
Other versions
EP3977492A1 (fr
Inventor
Lee Francis
William Jarvis
Takayuki TANGE
Scott Parish
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of EP3977492A1 publication Critical patent/EP3977492A1/fr
Publication of EP3977492A4 publication Critical patent/EP3977492A4/fr
Pending legal-status Critical Current

Links

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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • 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
    • H01F17/06—Fixed inductances of the signal type with magnetic core with core substantially closed in itself, e.g. toroid
    • H01F17/062—Toroidal core with turns of coil around it
    • 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
    • H01F27/24—Magnetic cores
    • 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
    • H01F27/266—Fastening or mounting the core on casing or support
    • 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
    • H01F27/2895—Windings disposed upon ring cores
    • 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
    • H01F27/2804—Printed windings
    • H01F2027/2814—Printed windings with only part of the coil or of the winding in the printed circuit board, e.g. the remaining coil or winding sections can be made of wires or sheets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
EP20836917.3A 2019-07-09 2020-07-09 Module à composant magnétique monté en surface Pending EP3977492A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962871847P 2019-07-09 2019-07-09
PCT/US2020/041351 WO2021007404A1 (fr) 2019-07-09 2020-07-09 Module à composant magnétique monté en surface

Publications (2)

Publication Number Publication Date
EP3977492A1 EP3977492A1 (fr) 2022-04-06
EP3977492A4 true EP3977492A4 (fr) 2022-08-10

Family

ID=74114991

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20836917.3A Pending EP3977492A4 (fr) 2019-07-09 2020-07-09 Module à composant magnétique monté en surface

Country Status (3)

Country Link
EP (1) EP3977492A4 (fr)
CN (1) CN114097049B (fr)
WO (1) WO2021007404A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250182948A1 (en) * 2023-11-30 2025-06-05 Allegro Microsystems, Llc Leadless transformer packages

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524342A (en) * 1981-12-28 1985-06-18 Allied Corporation Toroidal core electromagnetic device
US20070290783A1 (en) * 2004-12-07 2007-12-20 Multi-Fineline Electronix, Inc. Miniature circuitry and inductive components and methods for manufacturing same
WO2011149523A1 (fr) * 2010-05-26 2011-12-01 Tyco Electronics Corporation Dispositifs inducteurs planaires
US20110291785A1 (en) * 2010-05-27 2011-12-01 Advanced Semiconductor Engineering, Inc. Power inductor structure
US20140085033A1 (en) * 2012-12-03 2014-03-27 Shanghai Zhuo Kai Electronic Technology Co., Ltd Planar magnetic component and method for manufacturing the same
WO2016100988A1 (fr) * 2014-12-19 2016-06-23 Texas Instruments Incorporated Ensemble bobine incorporée et son procédé de fabrication
WO2016100987A1 (fr) * 2014-12-19 2016-06-23 Texas Instruments Incorporated Ensemble bobine intégrée et son procédé de production
US20170222563A1 (en) * 2014-11-12 2017-08-03 Murata Manufacturing Co., Ltd. Power supply module and mounting structure therefor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH097844A (ja) * 1995-06-15 1997-01-10 Murata Mfg Co Ltd 複合部品及びそれを用いたｄｃ−ｄｃ変換器
JP4030028B2 (ja) * 1996-12-26 2008-01-09 シチズン電子株式会社 Ｓｍｄ型回路装置及びその製造方法
JP4910826B2 (ja) * 2007-03-28 2012-04-04 Ｆｄｋ株式会社 巻線部品
US7868431B2 (en) * 2007-11-23 2011-01-11 Alpha And Omega Semiconductor Incorporated Compact power semiconductor package and method with stacked inductor and integrated circuit die
CN101587769A (zh) * 2008-05-21 2009-11-25 台达电子工业股份有限公司 磁性元件
US7982572B2 (en) * 2008-07-17 2011-07-19 Pulse Engineering, Inc. Substrate inductive devices and methods
CN101814485B (zh) * 2009-02-23 2012-08-22 万国半导体股份有限公司 具堆栈式电感和ic芯片的小型功率半导体封装及方法
CN103367331B (zh) * 2012-03-27 2016-12-14 南亚科技股份有限公司 封装结构
DE102012216101B4 (de) * 2012-09-12 2016-03-24 Festo Ag & Co. Kg Verfahren zum Herstellen einer in einem Substrat integrierten Spule, Verfahren zur Herstellung einer mehrschichtigen Leiterplatte und elektronisches Gerät
CN103021889A (zh) * 2012-12-17 2013-04-03 北京工业大学 一种再布线aaqfn封装器件的制造方法
CN203536199U (zh) * 2013-09-26 2014-04-09 特通科技有限公司 打金线式的变压器结构
CN103915235A (zh) * 2014-03-21 2014-07-09 华为技术有限公司 一种平面磁性元件及其制作方法
CN208570297U (zh) * 2018-04-29 2019-03-01 深南电路股份有限公司 变压器和电磁器件

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4524342A (en) * 1981-12-28 1985-06-18 Allied Corporation Toroidal core electromagnetic device
US20070290783A1 (en) * 2004-12-07 2007-12-20 Multi-Fineline Electronix, Inc. Miniature circuitry and inductive components and methods for manufacturing same
WO2011149523A1 (fr) * 2010-05-26 2011-12-01 Tyco Electronics Corporation Dispositifs inducteurs planaires
US20110291785A1 (en) * 2010-05-27 2011-12-01 Advanced Semiconductor Engineering, Inc. Power inductor structure
US20140085033A1 (en) * 2012-12-03 2014-03-27 Shanghai Zhuo Kai Electronic Technology Co., Ltd Planar magnetic component and method for manufacturing the same
US20170222563A1 (en) * 2014-11-12 2017-08-03 Murata Manufacturing Co., Ltd. Power supply module and mounting structure therefor
WO2016100988A1 (fr) * 2014-12-19 2016-06-23 Texas Instruments Incorporated Ensemble bobine incorporée et son procédé de fabrication
WO2016100987A1 (fr) * 2014-12-19 2016-06-23 Texas Instruments Incorporated Ensemble bobine intégrée et son procédé de production

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021007404A1 *

Also Published As

Publication number Publication date
CN114097049B (zh) 2025-04-22
WO2021007404A1 (fr) 2021-01-14
CN114097049A (zh) 2022-02-25
EP3977492A1 (fr) 2022-04-06

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