EP4174884B1 - Innovative struktur einer planaren elektromagnetischen komponente - Google Patents

Innovative struktur einer planaren elektromagnetischen komponente

Info

Publication number
EP4174884B1
EP4174884B1 EP22202891.2A EP22202891A EP4174884B1 EP 4174884 B1 EP4174884 B1 EP 4174884B1 EP 22202891 A EP22202891 A EP 22202891A EP 4174884 B1 EP4174884 B1 EP 4174884B1
Authority
EP
European Patent Office
Prior art keywords
primary
layers
vias
rotations
plane
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
Application number
EP22202891.2A
Other languages
English (en)
French (fr)
Other versions
EP4174884A1 (de
Inventor
Cédric COLONNA
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.)
3D Plus SA
Original Assignee
3D Plus SA
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 3D Plus SA filed Critical 3D Plus SA
Publication of EP4174884A1 publication Critical patent/EP4174884A1/de
Application granted granted Critical
Publication of EP4174884B1 publication Critical patent/EP4174884B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other 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
    • H01F27/2804—Printed windings
    • 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
    • H01F27/06—Mounting, supporting, or suspending transformers, reactors, or choke coils not being of the signal type
    • H01F27/065—Mounting on printed circuit boards
    • 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
    • H01F27/2809—Printed windings on 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
    • H01F27/2804—Printed windings
    • H01F27/2819—Planar transformers with printed windings, e.g. surrounded by two cores and to be mounted on printed circuit
    • 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
    • H01F27/288—Shielding
    • 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
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • 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
    • H01F2005/046—Details of formers and pin terminals related to mounting on printed circuits
    • 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
    • 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
    • H01F27/346—Preventing or reducing leakage fields
    • 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
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Regulation Of General Use Transformers (AREA)

Claims (4)

  1. Transformator (10), umfassend:
    - eine Primärschaltung (11), die eine Primärwicklung (12) von N1 Umwicklungen eines elektrischen Leiters umfasst, wobei sich die Primärwicklung (12) ausgehend von einem Primäreingangsanschluss (13) zu einem Primärausgangsanschluss (14) erstreckt; und
    - eine Sekundärschaltung (21), die eine Sekundärwicklung (22) von N2 Umwicklungen eines elektrischen Leiters umfasst, wobei sich die Sekundärwicklung (22) ausgehend von einem Sekundäreingangsanschluss (23) zu einem Sekundärausgangsanschluss (24) erstreckt, wobei N1 und N2 jeweils eine ganze Zahl größer oder gleich 1 sind;
    - eine Leiterplatte (15), die sich in einer ersten Ebene (16) erstreckt und eine Vielzahl von Schichten (17-1, 17-2, 17-3, 17-4, 17-5, 17-6, 17-7) umfasst, die übereinander gelegt sind und eine Öffnung (18) durch die erste Ebene (16) hindurch um eine erste Achse (Z1) herum bilden und einen Umfang (19) definieren;
    - einen ferromagnetischen Kern (25), der um die Primär- (12) und Sekundärwicklungen (22) herum angeordnet ist und einen in der Öffnung (18) angeordneten mittleren Teil (26) umfasst;
    eine Vielzahl von Durchkontaktierungen (27), die in der Mitte der Primär- (12) und Sekundärwicklungen (22) auf dem Umfang (19) der Öffnung (18) angeordnet sind und sich durch die Schichten (17-1, 17-2, 17-3, 17-4, 17-5, 17-6, 17-7) hindurch jeweils entlang einer Achse parallel zur ersten Achse (Z1) erstrecken, wobei die Vielzahl von Durchkontaktierungen (27) konfiguriert sind, um die Vielzahl von Schichten untereinander zu verbinden;
    und dadurch, dass die N1 Umwicklungen und die N2 Umwicklungen des elektrischen Leiters jeweils gemäß einer beliebigen Abwechslung zwischen den N1 Umwicklungen und den N2 Umwicklungen auf einer der Vielzahl von Schichten angeordnet sind,
    dadurch gekennzeichnet, dass
    jede der N1 Umwicklungen und der N2 Umwicklungen sich ausgehend von einer ersten Durchkontaktierung der Vielzahl von Durchkontaktierungen (27) teilweise um die Vielzahl von Durchkontaktierungen (27) herum, die pro Schicht einen Kreisbogen (28) bilden, zu einer zweiten Durchkontaktierung der Vielzahl von Durchkontaktierungen (27) umwickelt;
    und dadurch, dass der Kreisbogen (28) einer Schicht in Bezug auf die Kreisbögen (28) der anderen Schichten anders ausgerichtet ist und eine von den Kreisbögen der anderen Schichten unterschiedliche Ausrichtung aufweist.
  2. Transformator nach Anspruch 1, wobei der ferromagnetische Kern (25) einen Luftspalt (29) umfasst, der sich entlang einer zweiten Achse (Z2) im Wesentlichen senkrecht zur ersten Ebene (16) erstreckt.
  3. Transformator nach Anspruch 1 oder 2, wobei die Eingangsanschlüsse (13, 23) den Ausgangsanschlüssen (14, 24) entlang einer dritten Achse (Z3) im Wesentlichen senkrecht zur ersten Ebene (16) überlagert sind.
  4. Transformator nach einem der Ansprüche 1 bis 3, wobei mindestens eine unter der Vielzahl von Schichten (27) eine Abtrennungsebene (31) ist, vorzugsweise eine Massenebene.
EP22202891.2A 2021-10-26 2022-10-21 Innovative struktur einer planaren elektromagnetischen komponente Active EP4174884B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2111347A FR3128573B1 (fr) 2021-10-26 2021-10-26 Structure innovante de composant électromagnétique planar

Publications (2)

Publication Number Publication Date
EP4174884A1 EP4174884A1 (de) 2023-05-03
EP4174884B1 true EP4174884B1 (de) 2026-08-12

Family

ID=79018941

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22202891.2A Active EP4174884B1 (de) 2021-10-26 2022-10-21 Innovative struktur einer planaren elektromagnetischen komponente

Country Status (7)

Country Link
US (1) US12586708B2 (de)
EP (1) EP4174884B1 (de)
JP (1) JP2023064716A (de)
KR (1) KR20230059759A (de)
CN (1) CN116031051A (de)
CA (1) CA3179766A1 (de)
FR (1) FR3128573B1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3231422A1 (en) * 2023-03-10 2025-05-07 Mcmaster University A co-planar transformer and winding configuration
JP2024153016A (ja) * 2023-04-12 2024-10-28 株式会社大一商会 遊技機
CN117038289B (zh) * 2023-08-25 2026-06-30 昆明理工大学 一种对称多绕组分离式平面变压器及其设计方法
CN121528703A (zh) * 2025-12-18 2026-02-13 同方威视技术股份有限公司 平板变压器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0807941A3 (de) * 1994-08-24 1998-02-25 Yokogawa Electric Corporation Gedruckte Spule
US5777539A (en) * 1995-09-27 1998-07-07 International Business Machines Corporation Inductor using multilayered printed circuit board for windings
US6420953B1 (en) * 2000-05-19 2002-07-16 Pulse Engineering. Inc. Multi-layer, multi-functioning printed circuit board

Also Published As

Publication number Publication date
FR3128573B1 (fr) 2026-07-31
EP4174884A1 (de) 2023-05-03
JP2023064716A (ja) 2023-05-11
CA3179766A1 (en) 2023-04-26
FR3128573A1 (fr) 2023-04-28
KR20230059759A (ko) 2023-05-03
CN116031051A (zh) 2023-04-28
US20230130364A1 (en) 2023-04-27
US12586708B2 (en) 2026-03-24

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20231031

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20260311

RIN1 Information on inventor provided before grant (corrected)

Inventor name: COLONNA, CEDRIC

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20260812

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH