TW200741762A - Magnetic element - Google Patents

Magnetic element

Info

Publication number
TW200741762A
TW200741762A TW096115238A TW96115238A TW200741762A TW 200741762 A TW200741762 A TW 200741762A TW 096115238 A TW096115238 A TW 096115238A TW 96115238 A TW96115238 A TW 96115238A TW 200741762 A TW200741762 A TW 200741762A
Authority
TW
Taiwan
Prior art keywords
magnetic element
winding shaft
core provided
flange
end portion
Prior art date
Application number
TW096115238A
Other languages
English (en)
Inventor
Kan Sano
Original Assignee
Sumida Corp
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 Sumida Corp filed Critical Sumida Corp
Publication of TW200741762A publication Critical patent/TW200741762A/zh

Links

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
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • 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
    • 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
    • H01F3/12—Magnetic shunt paths
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Regulation Of General Use Transformers (AREA)
TW096115238A 2006-04-28 2007-04-27 Magnetic element TW200741762A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006126327A JP2007299915A (ja) 2006-04-28 2006-04-28 磁性素子

Publications (1)

Publication Number Publication Date
TW200741762A true TW200741762A (en) 2007-11-01

Family

ID=38066575

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096115238A TW200741762A (en) 2006-04-28 2007-04-27 Magnetic element

Country Status (6)

Country Link
US (2) US7741942B2 (zh)
EP (1) EP1850356B1 (zh)
JP (1) JP2007299915A (zh)
KR (1) KR20070106455A (zh)
CN (1) CN101090027A (zh)
TW (1) TW200741762A (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8237530B2 (en) * 2009-08-10 2012-08-07 Volterra Semiconductor Corporation Coupled inductor with improved leakage inductance control
TW201005766A (en) * 2008-07-29 2010-02-01 Delta Electronics Inc Magnetic element
KR101242468B1 (ko) * 2011-10-12 2013-03-12 한국철도기술연구원 원통형 전자기식 모터용 코어 및 이를 이용한 원통형 전자기식 모터
US9196417B2 (en) * 2012-05-04 2015-11-24 Det International Holding Limited Magnetic configuration for high efficiency power processing
EP3288049B1 (en) * 2015-04-23 2020-01-08 Hitachi Metals, Ltd. Surface mountable reactor and method for fabricating the same
JP6593069B2 (ja) * 2015-09-29 2019-10-23 スミダコーポレーション株式会社 コイル部品
US11424070B2 (en) * 2018-06-19 2022-08-23 Tdk Corporation Coil component

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3287678A (en) * 1962-11-17 1966-11-22 Fujitsu Ltd Miniature magnetic cores having perpendicular annular recesses
JPS5926577Y2 (ja) * 1979-09-17 1984-08-02 ティーディーケイ株式会社 小型インダクタンス素子
JPS56150807A (en) * 1980-04-22 1981-11-21 Tdk Corp Coil device
GB2128816B (en) * 1982-08-28 1986-02-19 Tdk Electronics Co Ltd A discharge lamp driving device
JP2592134B2 (ja) * 1989-06-02 1997-03-19 株式会社村田製作所 チップコイルの製造方法
US5307557A (en) * 1992-04-14 1994-05-03 Chilisin Electronics Corporation Method of manufacturing a chip inductor with ceramic enclosure
JPH0718417U (ja) * 1993-09-03 1995-03-31 株式会社村田製作所 インダクタンス部品
JP3373328B2 (ja) * 1995-04-28 2003-02-04 太陽誘電株式会社 チップ状インダクタ
JPH10303028A (ja) * 1997-04-28 1998-11-13 Murata Mfg Co Ltd インダクタンス素子
JP3195585B2 (ja) * 1998-10-27 2001-08-06 ティーディーケイ株式会社 表面実装自己誘導型インダクタンス部品
JP3583965B2 (ja) * 1999-11-26 2004-11-04 太陽誘電株式会社 面実装型コイル及びその製造方法
US6717500B2 (en) * 2001-04-26 2004-04-06 Coilcraft, Incorporated Surface mountable electronic component
JP2003168611A (ja) * 2001-09-18 2003-06-13 Murata Mfg Co Ltd 高周波用コモンモードチョークコイル
JP4371958B2 (ja) 2004-09-03 2009-11-25 Ｔｄｋ株式会社 コイル装置
JP4224039B2 (ja) 2005-05-25 2009-02-12 スミダコーポレーション株式会社 磁性素子

Also Published As

Publication number Publication date
EP1850356B1 (en) 2013-06-05
EP1850356A2 (en) 2007-10-31
CN101090027A (zh) 2007-12-19
JP2007299915A (ja) 2007-11-15
EP1850356A3 (en) 2009-02-11
US20070252668A1 (en) 2007-11-01
US7872556B2 (en) 2011-01-18
US7741942B2 (en) 2010-06-22
US20090315658A1 (en) 2009-12-24
KR20070106455A (ko) 2007-11-01

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