DE9114783U1 - - Google Patents

Info

Publication number
DE9114783U1
DE9114783U1 DE9114783U DE9114783U DE9114783U1 DE 9114783 U1 DE9114783 U1 DE 9114783U1 DE 9114783 U DE9114783 U DE 9114783U DE 9114783 U DE9114783 U DE 9114783U DE 9114783 U1 DE9114783 U1 DE 9114783U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9114783U
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.)
MULTISOURCE TECHNOLOGY CORP WALTHAM MASS US
Original Assignee
MULTISOURCE TECHNOLOGY CORP WALTHAM MASS US
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
Priority claimed from US07/502,523 external-priority patent/US5010314A/en
Application filed by MULTISOURCE TECHNOLOGY CORP WALTHAM MASS US filed Critical MULTISOURCE TECHNOLOGY CORP WALTHAM MASS US
Publication of DE9114783U1 publication Critical patent/DE9114783U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/02—Coils wound on non-magnetic supports, e.g. formers
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F19/00—Fixed transformers or mutual inductances of the signal type
    • H01F19/04—Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range
DE9114783U 1990-03-30 1991-03-18 Expired - Lifetime DE9114783U1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/502,523 US5010314A (en) 1990-03-30 1990-03-30 Low-profile planar transformer for use in off-line switching power supplies
US62554090A 1990-12-07 1990-12-07

Publications (1)

Publication Number Publication Date
DE9114783U1 true DE9114783U1 (de) 1992-03-19

Family

ID=27054186

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69117403T Expired - Lifetime DE69117403T2 (de) 1990-03-30 1991-03-18 Niederprofil-flachtransformator für die verwendung bei unabhängig betriebenen schaltnetzteilen
DE9114783U Expired - Lifetime DE9114783U1 (de) 1990-03-30 1991-03-18

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69117403T Expired - Lifetime DE69117403T2 (de) 1990-03-30 1991-03-18 Niederprofil-flachtransformator für die verwendung bei unabhängig betriebenen schaltnetzteilen

Country Status (5)

Country Link
EP (1) EP0476114B1 (de)
AU (1) AU7665091A (de)
DE (2) DE69117403T2 (de)
HK (1) HK1007829A1 (de)
WO (1) WO1991015861A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0608127A1 (de) * 1993-01-22 1994-07-27 AT&T Corp. Isolierungsanordnung für Magnetwindungen mit gestapelten flachen Leitern
US5754088A (en) * 1994-11-17 1998-05-19 International Business Machines Corporation Planar transformer and method of manufacture
GB9424349D0 (en) * 1994-12-02 1995-01-18 Measurement Tech Ltd Transformers
WO1997001177A1 (de) * 1995-06-22 1997-01-09 Vogt Electronic Ag Transformator für ein schaltnetzteil zum erzeugen einer selv-spannung
IT1304341B1 (it) * 1998-01-30 2001-03-15 Rgm Spa Trasformatore planare.
TW410353B (en) * 1998-02-13 2000-11-01 Thomson Brandt Gmbh Transformer
FR2802762A1 (fr) * 1999-12-17 2001-06-22 Microspire Composant inductif de faible epaisseur
IL136301A (en) 2000-05-22 2005-09-25 Payton Planar Magnetics Ltd Method of insulating a planar transformer printed circuit and lead frame windings forms
IL139714A0 (en) * 2000-11-15 2002-02-10 Payton Planar Magnetics Ltd A bobbin for hybrid coils in planar magnetic components
ITVI20010115A1 (it) * 2001-05-21 2002-11-21 Diego Ghiotto Sistema di costruzione di trasformatori di tipo planare per convertitori in akta fre
DE10148133A1 (de) * 2001-09-28 2003-04-24 Ascom Energy Systems Ag Bern Flachtransformator mit gesteckten Sekundärwicklungen
GB2456132B (en) * 2007-12-31 2009-11-25 Kuan Tech Low-profile planar transformer
US10062496B2 (en) * 2015-02-26 2018-08-28 Lear Corporation Planar transformer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2163603A (en) * 1984-08-25 1986-02-26 Stc Plc Miniature transformer or choke
DE3718383A1 (de) * 1987-06-02 1988-12-15 Vacuumschmelze Gmbh Hochfrequenz-leistungsuebertrager
US4864486A (en) * 1988-07-29 1989-09-05 International Business Machines Corporation Plank and frame transformer
US4914561A (en) * 1989-02-03 1990-04-03 Eldec Corporation Dual transformer device for power converters
US4937729A (en) * 1987-05-15 1990-06-26 Bull S.A. Chopper power supply including a printed circuit transformer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3765082A (en) * 1972-09-20 1973-10-16 San Fernando Electric Mfg Method of making an inductor chip
US3848210A (en) * 1972-12-11 1974-11-12 Vanguard Electronics Miniature inductor
DE2917388A1 (de) * 1979-04-28 1980-11-06 Bosch Gmbh Robert Spulenanordnung mit mindestens einer spule und einem kern
CA1177127A (en) * 1980-11-14 1984-10-30 William H. Morong, Iii Miniaturized transformer construction
NL8105195A (nl) * 1981-11-17 1983-06-16 Philips Nv Inductieve inrichting.
JPS59189212U (ja) * 1983-05-18 1984-12-15 株式会社村田製作所 チツプ型インダクタ
DE3423139A1 (de) * 1983-06-23 1985-01-10 Murata Eria N.A., Inc., Marietta, Ga. Monolithische induktivitaet mit transformatoranwendungen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2163603A (en) * 1984-08-25 1986-02-26 Stc Plc Miniature transformer or choke
US4937729A (en) * 1987-05-15 1990-06-26 Bull S.A. Chopper power supply including a printed circuit transformer
DE3718383A1 (de) * 1987-06-02 1988-12-15 Vacuumschmelze Gmbh Hochfrequenz-leistungsuebertrager
US4864486A (en) * 1988-07-29 1989-09-05 International Business Machines Corporation Plank and frame transformer
US4914561A (en) * 1989-02-03 1990-04-03 Eldec Corporation Dual transformer device for power converters

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP 61-2311 A. In: Patents Abstracts of Japan, E-405, May 21, 1986, Vol.10, No. 137 *

Also Published As

Publication number Publication date
EP0476114A1 (de) 1992-03-25
HK1007829A1 (en) 1999-04-23
DE69117403T2 (de) 1996-09-05
WO1991015861A1 (en) 1991-10-17
DE69117403D1 (de) 1996-04-04
AU7665091A (en) 1991-10-30
EP0476114B1 (de) 1996-02-28

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