JP5543883B2 - コモンモードノイズフィルタ - Google Patents

コモンモードノイズフィルタ Download PDF

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Publication number
JP5543883B2
JP5543883B2 JP2010213542A JP2010213542A JP5543883B2 JP 5543883 B2 JP5543883 B2 JP 5543883B2 JP 2010213542 A JP2010213542 A JP 2010213542A JP 2010213542 A JP2010213542 A JP 2010213542A JP 5543883 B2 JP5543883 B2 JP 5543883B2
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JP
Japan
Prior art keywords
magnetic
magnetic body
conductor portion
nonmagnetic
common mode
Prior art date
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Active
Application number
JP2010213542A
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English (en)
Japanese (ja)
Other versions
JP2012069754A5 (enExample
JP2012069754A (ja
Inventor
祥行 本宮
幸治 武富
謙一郎 野木
巧 高橋
勝之 萱原
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.)
Taiyo Yuden Co Ltd
Original Assignee
Taiyo Yuden 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 Taiyo Yuden Co Ltd filed Critical Taiyo Yuden Co Ltd
Priority to JP2010213542A priority Critical patent/JP5543883B2/ja
Priority to PCT/JP2011/070555 priority patent/WO2012039297A1/ja
Priority to US13/824,897 priority patent/US9030287B2/en
Priority to TW100134195A priority patent/TWI447755B/zh
Publication of JP2012069754A publication Critical patent/JP2012069754A/ja
Publication of JP2012069754A5 publication Critical patent/JP2012069754A5/ja
Application granted granted Critical
Publication of JP5543883B2 publication Critical patent/JP5543883B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01F17/0006—Printed inductances
    • H01F17/0013—Printed inductances with stacked layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/0006—Printed inductances
    • H01F2017/0066—Printed inductances with a magnetic layer
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type
    • H01F2017/0093—Common mode choke coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Filters And Equalizers (AREA)
JP2010213542A 2010-09-24 2010-09-24 コモンモードノイズフィルタ Active JP5543883B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2010213542A JP5543883B2 (ja) 2010-09-24 2010-09-24 コモンモードノイズフィルタ
PCT/JP2011/070555 WO2012039297A1 (ja) 2010-09-24 2011-09-09 コモンモードノイズフィルタ
US13/824,897 US9030287B2 (en) 2010-09-24 2011-09-09 Common mode noise filter
TW100134195A TWI447755B (zh) 2010-09-24 2011-09-22 Common state noise filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010213542A JP5543883B2 (ja) 2010-09-24 2010-09-24 コモンモードノイズフィルタ

Publications (3)

Publication Number Publication Date
JP2012069754A JP2012069754A (ja) 2012-04-05
JP2012069754A5 JP2012069754A5 (enExample) 2013-11-07
JP5543883B2 true JP5543883B2 (ja) 2014-07-09

Family

ID=45873786

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010213542A Active JP5543883B2 (ja) 2010-09-24 2010-09-24 コモンモードノイズフィルタ

Country Status (4)

Country Link
US (1) US9030287B2 (enExample)
JP (1) JP5543883B2 (enExample)
TW (1) TWI447755B (enExample)
WO (1) WO2012039297A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130293191A1 (en) 2011-01-26 2013-11-07 Panasonic Corporation Non-contact charging module and non-contact charging instrument
EP3425651A3 (en) 2011-06-14 2019-01-16 Panasonic Corporation Communication apparatus
JP5909626B2 (ja) * 2011-08-22 2016-04-27 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタ
EP2775632A4 (en) 2011-11-02 2015-07-01 Panasonic Corp CONTACTLESS WIRELESS COMMUNICATION COIL, TRANSFER COIL AND PORTABLE WIRELESS TERMINAL
US10204734B2 (en) 2011-11-02 2019-02-12 Panasonic Corporation Electronic device including non-contact charging module and near field communication antenna
JP2013169122A (ja) 2012-02-17 2013-08-29 Panasonic Corp 非接触充電モジュール及びそれを備えた携帯端末
WO2013136936A1 (ja) * 2012-03-16 2013-09-19 株式会社村田製作所 コモンモードチョークコイル
JP6008237B2 (ja) 2012-06-28 2016-10-19 パナソニックＩｐマネジメント株式会社 携帯端末
JP6112383B2 (ja) 2012-06-28 2017-04-12 パナソニックＩｐマネジメント株式会社 携帯端末
WO2014171140A1 (ja) * 2013-04-18 2014-10-23 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタおよびその製造方法
JP5802240B2 (ja) * 2013-06-28 2015-10-28 太陽誘電株式会社 コモンモードノイズフィルタ
US9831023B2 (en) * 2014-07-10 2017-11-28 Cyntec Co., Ltd. Electrode structure and the corresponding electrical component using the same and the fabrication method thereof
JP6569078B2 (ja) * 2015-06-23 2019-09-04 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタ
JP6332200B2 (ja) * 2015-08-26 2018-05-30 株式会社村田製作所 電子部品
KR101883046B1 (ko) * 2016-04-15 2018-08-24 삼성전기주식회사 코일 전자 부품
JP2017224714A (ja) * 2016-06-15 2017-12-21 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタ
US10763031B2 (en) 2016-08-30 2020-09-01 Samsung Electro-Mechanics Co., Ltd. Method of manufacturing an inductor
KR101912284B1 (ko) * 2016-08-30 2018-10-29 삼성전기 주식회사 인덕터 제조방법 및 인덕터
US10285259B2 (en) 2017-06-23 2019-05-07 Western Digital Technologies, Inc. Solenoid filter built into a printed circuit board
JP6778400B2 (ja) * 2017-11-29 2020-11-04 株式会社村田製作所 積層コイル部品
JP7115235B2 (ja) 2018-11-08 2022-08-09 株式会社村田製作所 電子部品及び電子部品の製造方法
JP7406919B2 (ja) * 2019-03-11 2023-12-28 株式会社村田製作所 積層コイル部品
US11160162B1 (en) 2020-06-29 2021-10-26 Western Digital Technologies, Inc. Via-less patterned ground structure common-mode filter
US11659650B2 (en) 2020-12-18 2023-05-23 Western Digital Technologies, Inc. Dual-spiral common-mode filter
WO2025204028A1 (ja) * 2024-03-27 2025-10-02 パナソニックＩｐマネジメント株式会社 コモンモードノイズフィルタ

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0645307U (ja) * 1992-11-20 1994-06-14 太陽誘電株式会社 積層チップインダクタ
JPH1012455A (ja) * 1996-06-24 1998-01-16 Tdk Corp 積層型コイル部品とその製造方法
US6249205B1 (en) * 1998-11-20 2001-06-19 Steward, Inc. Surface mount inductor with flux gap and related fabrication methods
JP2001093731A (ja) * 1999-09-22 2001-04-06 Tdk Corp インダクタ内蔵積層部品及びその製造方法
JP2001160510A (ja) * 1999-12-01 2001-06-12 Tdk Corp コイル装置
JP2001297946A (ja) * 2000-04-12 2001-10-26 Murata Mfg Co Ltd 複合電子部品およびその製造方法
JP4626185B2 (ja) * 2004-05-28 2011-02-02 パナソニック株式会社 コモンモードノイズフィルタ
KR100789040B1 (ko) * 2004-05-28 2007-12-26 마츠시타 덴끼 산교 가부시키가이샤 커먼모드 노이즈 필터
US7091816B1 (en) * 2005-03-18 2006-08-15 Tdk Corporation Common-mode choke coil
JP2006261585A (ja) * 2005-03-18 2006-09-28 Tdk Corp コモンモードチョークコイル
JP4736526B2 (ja) * 2005-05-11 2011-07-27 パナソニック株式会社 コモンモードノイズフィルタ
JP4957723B2 (ja) * 2006-06-02 2012-06-20 株式会社村田製作所 多層セラミック基板およびその製造方法ならびに電子部品
US8203418B2 (en) * 2007-01-11 2012-06-19 Planarmag, Inc. Manufacture and use of planar embedded magnetics as discrete components and in integrated connectors
JP5176989B2 (ja) * 2009-01-28 2013-04-03 Ｔｄｋ株式会社 コモンモードフィルタ及びその実装構造

Also Published As

Publication number Publication date
US9030287B2 (en) 2015-05-12
JP2012069754A (ja) 2012-04-05
US20130249661A1 (en) 2013-09-26
TWI447755B (zh) 2014-08-01
TW201222578A (en) 2012-06-01
WO2012039297A1 (ja) 2012-03-29

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