DE212021000381U1 - Filterschaltung und Leistungsversorgungsvorrichtung einschliesslich derselben - Google Patents
Filterschaltung und Leistungsversorgungsvorrichtung einschliesslich derselben Download PDFInfo
- Publication number
- DE212021000381U1 DE212021000381U1 DE212021000381.8U DE212021000381U DE212021000381U1 DE 212021000381 U1 DE212021000381 U1 DE 212021000381U1 DE 212021000381 U DE212021000381 U DE 212021000381U DE 212021000381 U1 DE212021000381 U1 DE 212021000381U1
- Authority
- DE
- Germany
- Prior art keywords
- coil
- filter circuit
- coil conductor
- power supply
- inductor
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims abstract description 51
- 239000003990 capacitor Substances 0.000 claims abstract description 31
- 238000010030 laminating Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 21
- 239000000919 ceramic Substances 0.000 description 17
- 239000010410 layer Substances 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 230000003071 parasitic effect Effects 0.000 description 5
- 238000004088 simulation Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 239000003985 ceramic capacitor Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
Images
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
- H01F17/0006—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
Landscapes
- 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)
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 |
|---|---|
| DE212021000381U1 true DE212021000381U1 (de) | 2023-01-19 |
Family
ID=79554810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE212021000381.8U Active DE212021000381U1 (de) | 2020-07-13 | 2021-07-07 | Filterschaltung und Leistungsversorgungsvorrichtung einschliesslich derselben |
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)
| 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 |
Citations (1)
| 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 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2021
- 2021-07-07 CN CN202190000527.8U patent/CN219164535U/zh active Active
- 2021-07-07 WO PCT/JP2021/025589 patent/WO2022014432A1/ja not_active Ceased
- 2021-07-07 JP JP2022536291A patent/JP7318815B2/ja active Active
- 2021-07-07 DE DE212021000381.8U patent/DE212021000381U1/de active Active
-
2022
- 2022-11-15 US US17/986,942 patent/US12301197B2/en active Active
Patent Citations (1)
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7318815B2 (ja) | 2023-08-01 |
| US20230071624A1 (en) | 2023-03-09 |
| CN219164535U (zh) | 2023-06-09 |
| US12301197B2 (en) | 2025-05-13 |
| JPWO2022014432A1 (https=) | 2022-01-20 |
| WO2022014432A1 (ja) | 2022-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE212021000381U1 (de) | Filterschaltung und Leistungsversorgungsvorrichtung einschliesslich derselben | |
| DE19655266B4 (de) | Elektronisches Bauelement | |
| DE69223341T2 (de) | Dielektrischer Filter | |
| EP2143117B1 (de) | Elektrisches vielschichtbauelement mit elektrisch nicht kontaktierter abschirmstruktur | |
| DE60005342T2 (de) | Verfahren und vorrichtung zur reduzierung von resonanzen und rauschübertragung in leistungsverteilungsschaltungen unter verwendung von flachen leitern | |
| DE69513072T2 (de) | Tiefpassfilter | |
| DE112016007021B4 (de) | Störschutzfilterschaltung | |
| DE10019229A1 (de) | Mehrschichtkondensator | |
| DE102017218966A1 (de) | Induktorkomponente | |
| DE60200387T2 (de) | Funkfrequenzfilter | |
| DE10207957A1 (de) | Verfahren für hochdichtes Entkoppeln einer Kondensatorplazierung mit geringer Anzahl von Kontaktlöchern | |
| DE112016003408B4 (de) | Schaltungsplatine, filterschaltung, die dieselbe verwendet und kapazitätselement | |
| DE112019006353T5 (de) | Mehrschichtfilter mit einem kondensator; der mit mindestens zwei durchkontaktierungen verbunden ist | |
| DE4401173C2 (de) | Verzögerungsleitung | |
| DE4420060C2 (de) | Streifenleitungsfilter | |
| DE102013220025A1 (de) | Induktionsvorrichtung | |
| EP2215900B1 (de) | Filter in einem mehrlagensubstrat mit einer elektrischen schaltungsanordnung umfassend konzentrierten elemente | |
| DE102018121689B3 (de) | BAW-Resonator mit erhöhter Bandbreite | |
| DE10128921A1 (de) | Filter | |
| DE4133352A1 (de) | Lc-verbundelement | |
| WO1991001618A1 (de) | Verfahren zur störstrahlungsdämpfung an leiterplatten | |
| DE102016200598A1 (de) | Oberflächenmontierbare Vorrichtung zum Schutz einer elektrischen Schaltung | |
| DE112017006666B4 (de) | Rauschfilter | |
| DE4342818A1 (de) | Zusammengesetztes elektronisches Bauteil | |
| DE102020133161A1 (de) | Drosselmodul und Verfahren zur Herstellung eines Drosselmoduls |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R207 | Utility model specification | ||
| R150 | Utility model maintained after payment of first maintenance fee after three years |