CN219164535U - 滤波器电路以及包含该滤波器电路的电源装置 - Google Patents

滤波器电路以及包含该滤波器电路的电源装置 Download PDF

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Publication number
CN219164535U
CN219164535U CN202190000527.8U CN202190000527U CN219164535U CN 219164535 U CN219164535 U CN 219164535U CN 202190000527 U CN202190000527 U CN 202190000527U CN 219164535 U CN219164535 U CN 219164535U
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CN
China
Prior art keywords
coil
coil conductor
filter circuit
electrode
inductor
Prior art date
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Active
Application number
CN202190000527.8U
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English (en)
Chinese (zh)
Inventor
东条淳
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
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Murata Manufacturing Co Ltd
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Filing date
Publication date
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
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Publication of CN219164535U publication Critical patent/CN219164535U/zh
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    • 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
    • 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
    • H01F5/00—Coils
    • H01F5/04—Arrangements of electric connections to coils, e.g. leads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0138—Electrical filters or coupling circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/09—Filters comprising mutual inductance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1708—Comprising bridging elements, i.e. elements in a series path without own reference to ground and spanning branching nodes of another series path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/175—Series LC in series path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1758—Series LC in shunt or branch path
    • 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
    • H01F2017/0026—Multilayer LC-filter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
    • H03H2001/0021—Constructional details
    • H03H2001/0085—Multilayer, e.g. LTCC, HTCC, green sheets

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Filters And Equalizers (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
CN202190000527.8U 2020-07-13 2021-07-07 滤波器电路以及包含该滤波器电路的电源装置 Active CN219164535U (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-120127 2020-07-13
JP2020120127 2020-07-13
PCT/JP2021/025589 WO2022014432A1 (ja) 2020-07-13 2021-07-07 フィルタ回路および、これを含む電源装置

Publications (1)

Publication Number Publication Date
CN219164535U true CN219164535U (zh) 2023-06-09

Family

ID=79554810

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202190000527.8U Active CN219164535U (zh) 2020-07-13 2021-07-07 滤波器电路以及包含该滤波器电路的电源装置

Country Status (5)

Country Link
US (1) US12301197B2 (https=)
JP (1) JP7318815B2 (https=)
CN (1) CN219164535U (https=)
DE (1) DE212021000381U1 (https=)
WO (1) WO2022014432A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102335426B1 (ko) * 2020-01-07 2021-12-06 삼성전기주식회사 코일 부품
WO2023210499A1 (ja) * 2022-04-28 2023-11-02 株式会社村田製作所 回路装置、およびフィルタ回路
JP7831629B2 (ja) * 2022-10-03 2026-03-17 株式会社村田製作所 コイル部品、およびフィルタ回路
WO2024172015A1 (ja) * 2023-02-16 2024-08-22 株式会社村田製作所 コイル部品、これを含むフィルタ回路

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001160728A (ja) 1999-09-21 2001-06-12 Murata Mfg Co Ltd Ｌｃフィルタ
US6476689B1 (en) 1999-09-21 2002-11-05 Murata Manufacturing Co., Ltd. LC filter with capacitor electrode plate not interfering with flux of two coils
US6788169B1 (en) * 1999-12-29 2004-09-07 Broadband Royalty Corporation Amplifier composite triple beat (CTB) reduction by phase filtering
JP4424476B2 (ja) 2004-01-30 2010-03-03 Ｔｄｋ株式会社 ノイズ抑制回路
CN206472116U (zh) * 2013-11-05 2017-09-05 株式会社村田制作所 层叠型线圈及通信终端装置
JP5874718B2 (ja) * 2013-12-06 2016-03-02 株式会社村田製作所 周波数可変共振回路および周波数可変フィルタ
JP6195033B2 (ja) * 2015-03-11 2017-09-13 株式会社村田製作所 インピーダンス変換素子および通信装置
JP7010154B2 (ja) 2018-06-21 2022-01-26 株式会社デンソー ブラシレスモータ制御装置
CN217588590U (zh) 2018-12-10 2022-10-14 株式会社村田制作所 线圈部件以及包含该线圈部件的滤波器电路

Also Published As

Publication number Publication date
JP7318815B2 (ja) 2023-08-01
US20230071624A1 (en) 2023-03-09
DE212021000381U1 (de) 2023-01-19
US12301197B2 (en) 2025-05-13
JPWO2022014432A1 (https=) 2022-01-20
WO2022014432A1 (ja) 2022-01-20

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