DE3877817T2 - Transformator mit starker kopplung fuer speisekreis mit zerhacker und speisekreis mit solchem transformator. - Google Patents

Transformator mit starker kopplung fuer speisekreis mit zerhacker und speisekreis mit solchem transformator.

Info

Publication number
DE3877817T2
DE3877817T2 DE8888401135T DE3877817T DE3877817T2 DE 3877817 T2 DE3877817 T2 DE 3877817T2 DE 8888401135 T DE8888401135 T DE 8888401135T DE 3877817 T DE3877817 T DE 3877817T DE 3877817 T2 DE3877817 T2 DE 3877817T2
Authority
DE
Germany
Prior art keywords
transformer
circuit
chopper
strong coupling
strong
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.)
Expired - Fee Related
Application number
DE8888401135T
Other languages
English (en)
Other versions
DE3877817D1 (de
Inventor
Andre Pascal
Jean Gadreau
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.)
Bull SA
Original Assignee
Bull 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 Bull SA filed Critical Bull SA
Publication of DE3877817D1 publication Critical patent/DE3877817D1/de
Application granted granted Critical
Publication of DE3877817T2 publication Critical patent/DE3877817T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01F27/2804—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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2804—Printed windings
    • H01F2027/2809—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
    • H01F2027/2819—Planar transformers with printed windings, e.g. surrounded by two cores and to be mounted on printed circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Dc-Dc Converters (AREA)
DE8888401135T 1987-05-15 1988-05-10 Transformator mit starker kopplung fuer speisekreis mit zerhacker und speisekreis mit solchem transformator. Expired - Fee Related DE3877817T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8706835A FR2615319B1 (fr) 1987-05-15 1987-05-15 Transformateur a fort couplage adapte a un circuit d'alimentation a decoupage et circuit d'alimentation a decoupage comportant un tel transformateur

Publications (2)

Publication Number Publication Date
DE3877817D1 DE3877817D1 (de) 1993-03-11
DE3877817T2 true DE3877817T2 (de) 1993-05-27

Family

ID=9351129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888401135T Expired - Fee Related DE3877817T2 (de) 1987-05-15 1988-05-10 Transformator mit starker kopplung fuer speisekreis mit zerhacker und speisekreis mit solchem transformator.

Country Status (7)

Country Link
US (1) US4937729A (de)
EP (1) EP0291403B1 (de)
JP (1) JPH0795494B2 (de)
DE (1) DE3877817T2 (de)
ES (1) ES2038773T3 (de)
FR (1) FR2615319B1 (de)
WO (1) WO1988009042A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5184103A (en) * 1987-05-15 1993-02-02 Bull, S.A. High coupling transformer adapted to a chopping supply circuit
WO1991015861A1 (en) * 1990-03-30 1991-10-17 Multisource Technology Corporation Low-profile planar transformer for use in off-line switching power supplies
EP0481682B1 (de) * 1990-10-18 1996-07-24 Valor Electronics Inc. Nicht-gekoppelte integrierte magnetische Struktur
US5166965A (en) * 1991-04-11 1992-11-24 Varian Associates, Inc. High voltage dc source including magnetic flux pole and multiple stacked ac to dc converter stages with planar coils
DE4122796A1 (de) * 1991-07-10 1993-01-21 Abb Patent Gmbh Induktives bauelement und verfahren zu seiner herstellung
US5475606A (en) * 1993-03-05 1995-12-12 International Business Machines Corporation Faraday cage for a printed circuit card
TW436823B (en) * 1994-06-29 2001-05-28 Yokogawa Electric Corp Prited coil type transformer
EP0771012A3 (de) * 1994-08-24 1998-02-25 Yokogawa Electric Corporation Transformator mit gedruckten Spulen
EP0807941A3 (de) * 1994-08-24 1998-02-25 Yokogawa Electric Corporation Gedruckte Spule
GB9424349D0 (en) 1994-12-02 1995-01-18 Measurement Tech Ltd Transformers
US7269034B2 (en) 1997-01-24 2007-09-11 Synqor, Inc. High efficiency power converter
EP0961303B1 (de) * 1998-05-26 2003-10-22 Artesyn Technologies Transformatoranordnung
CN1319238A (zh) * 1998-08-21 2001-10-24 核子生态能量有限公司 平面变压器
DE19900111A1 (de) * 1999-01-05 2000-07-06 Thomson Brandt Gmbh Diodensplitt-Hochspannungstransformator
US6307458B1 (en) 1999-09-22 2001-10-23 Ericsson Inc. Split inductor with fractional turn of each winding and PCB including same
WO2001054149A1 (en) * 2000-01-24 2001-07-26 Ronald Kevin Fricker A planar transformer
US6420953B1 (en) * 2000-05-19 2002-07-16 Pulse Engineering. Inc. Multi-layer, multi-functioning printed circuit board
US7932799B2 (en) * 2004-09-24 2011-04-26 Koninklijke Philips Electronics N.V. Transformer
KR101414779B1 (ko) * 2010-10-20 2014-07-03 한국전자통신연구원 무선 전력 전송 장치
US10199950B1 (en) 2013-07-02 2019-02-05 Vlt, Inc. Power distribution architecture with series-connected bus converter
WO2016117386A1 (ja) * 2015-01-20 2016-07-28 株式会社村田製作所 コイル部品
KR102317743B1 (ko) * 2015-07-21 2021-10-27 삼성전자 주식회사 전자기 유도 소자, 이를 구비한 전원공급장치 및 디스플레이장치
WO2017085785A1 (ja) * 2015-11-17 2017-05-26 新電元工業株式会社 スイッチング電源装置
GB201622186D0 (en) * 2016-12-23 2017-02-08 Weatherford Uk Ltd Antenna for downhole communication
CN107424794A (zh) * 2017-08-17 2017-12-01 广州金升阳科技有限公司 一种变压器
EP3576113B1 (de) * 2018-05-31 2021-01-06 Salcomp Oyj Planarer transformator und verfahren zur abschirmung von windungen in einem planaren transformator
JP2020109807A (ja) * 2019-01-07 2020-07-16 スミダコーポレーション株式会社 平面型トランス
US10886857B1 (en) * 2019-07-31 2021-01-05 Ralph R. Karsten Inhibiting noise coupling across isolated power supplies

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR981390A (fr) * 1948-12-31 1951-05-25 Procédé pour la constitution de bobinages électriques par empilage d'éléments préfabriqués
FR1580316A (de) * 1968-05-27 1969-09-05
US3833872A (en) * 1972-06-13 1974-09-03 I Marcus Microminiature monolithic ferroceramic transformer
US4311977A (en) * 1980-05-29 1982-01-19 Continental Electronics Mfg. Co. Output transformer
US4518941A (en) * 1983-11-16 1985-05-21 Nihon Kohden Corporation Pulse transformer for switching power supplies
US4622627A (en) * 1984-02-16 1986-11-11 Theta-J Corporation Switching electrical power supply utilizing miniature inductors integrally in a PCB
JPS60245208A (ja) * 1984-05-21 1985-12-05 Nippon Ferrite Ltd プリントコイル
JPS6132785U (ja) * 1984-07-27 1986-02-27 ティーディーケイ株式会社 積層混成集積形ｄｃ／ｄｃコンバ−タ
JPS61156802A (ja) * 1984-12-24 1986-07-16 テクトロニツクス・インコーポレイテツド 小型トランス
US4803609A (en) * 1985-10-31 1989-02-07 International Business Machines Corporation D. C. to D. C. converter

Also Published As

Publication number Publication date
ES2038773T3 (es) 1993-08-01
JPH0795494B2 (ja) 1995-10-11
US4937729A (en) 1990-06-26
JPH01503264A (ja) 1989-11-02
DE3877817D1 (de) 1993-03-11
EP0291403B1 (de) 1993-01-27
FR2615319B1 (fr) 1989-07-07
WO1988009042A1 (fr) 1988-11-17
FR2615319A1 (fr) 1988-11-18
EP0291403A1 (de) 1988-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee