SE401418B - SCALE TRANSFORMER - Google Patents

SCALE TRANSFORMER

Info

Publication number
SE401418B
SE401418B SE7502222A SE7502222A SE401418B SE 401418 B SE401418 B SE 401418B SE 7502222 A SE7502222 A SE 7502222A SE 7502222 A SE7502222 A SE 7502222A SE 401418 B SE401418 B SE 401418B
Authority
SE
Sweden
Prior art keywords
scale transformer
transformer
scale
Prior art date
Application number
SE7502222A
Other languages
Swedish (sv)
Other versions
SE7502222L (en
Inventor
P Schubotz
G Weimert
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE7502222L publication Critical patent/SE7502222L/xx
Publication of SE401418B publication Critical patent/SE401418B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
    • 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
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/043—Fixed inductances of the signal type  with magnetic core with two, usually identical or nearly identical parts enclosing completely the coil (pot cores)
    • 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
    • H01F19/06—Broad-band transformers, e.g. suitable for handling frequencies well down into the audio range
    • 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
    • H01F27/02—Casings
    • 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
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • 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
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/327—Encapsulating or impregnating
    • 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
    • H01F27/36—Electric or magnetic shields or screens
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/10—Single-phase transformers
    • 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)
  • Microelectronics & Electronic Packaging (AREA)
  • Multimedia (AREA)
  • Coils Or Transformers For Communication (AREA)
SE7502222A 1974-03-01 1975-02-27 SCALE TRANSFORMER SE401418B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2409881A DE2409881C3 (en) 1974-03-01 1974-03-01 Pot core transformer

Publications (2)

Publication Number Publication Date
SE7502222L SE7502222L (en) 1975-09-02
SE401418B true SE401418B (en) 1978-05-02

Family

ID=5908857

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7502222A SE401418B (en) 1974-03-01 1975-02-27 SCALE TRANSFORMER

Country Status (6)

Country Link
JP (1) JPS6031090B2 (en)
DE (1) DE2409881C3 (en)
FR (1) FR2262857A1 (en)
IT (1) IT1033297B (en)
NL (1) NL7502451A (en)
SE (1) SE401418B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517540A (en) * 1977-05-13 1985-05-14 Mcdougal John A Spiral windings
CH642477A5 (en) * 1979-04-20 1984-04-13 Landis & Gyr Ag MESSWANDLER FOR POTENTIAL FREE MEASURING currents or voltages.
JPS615779Y2 (en) * 1979-09-25 1986-02-21
US4547961A (en) * 1980-11-14 1985-10-22 Analog Devices, Incorporated Method of manufacture of miniaturized transformer
JPH058658Y2 (en) * 1984-12-03 1993-03-04
DE3534006A1 (en) * 1985-09-24 1987-03-26 Siemens Ag Pulse transformer
FR2605453A1 (en) * 1986-10-15 1988-04-22 Dassault Electronique HIGH FREQUENCY TRANSFORMER WITH PRINTED CIRCUIT WINDING, PARTICULARLY FOR VERY HIGH VOLTAGE SUPPLY
US5184103A (en) * 1987-05-15 1993-02-02 Bull, S.A. High coupling transformer adapted to a chopping supply circuit
DE3721759A1 (en) * 1987-07-01 1989-01-12 Ceag Licht & Strom Transformer fitted on a printed circuit board
US4864486A (en) * 1988-07-29 1989-09-05 International Business Machines Corporation Plank and frame transformer
JPH0256407U (en) * 1988-10-18 1990-04-24
US5126971A (en) * 1989-12-22 1992-06-30 Magnex Corporation Thin film magnetic core memory and method of making same
GB2252208B (en) * 1991-01-24 1995-05-03 Burr Brown Corp Hybrid integrated circuit planar transformer
EP0608127A1 (en) * 1993-01-22 1994-07-27 AT&T Corp. Insulation system for magnetic windings having stacked planar conductors
DE4340928A1 (en) * 1993-12-01 1995-06-08 Ant Nachrichtentech Shielded transformer and use
EP0782154A4 (en) * 1995-06-13 1999-08-11 Nihon Shingo Kabushiki Kaisha Flat transformer
WO1997001177A1 (en) * 1995-06-22 1997-01-09 Vogt Electronic Ag Selv-generating transformer for supply switches
JPH09213530A (en) * 1996-01-30 1997-08-15 Alps Electric Co Ltd Plane transformer
FI962803A0 (en) * 1996-07-10 1996-07-10 Nokia Telecommunications Oy Planartransformator
US6252487B1 (en) * 1997-11-04 2001-06-26 Philips Electronics North America Corporation Planar magnetic component with transverse winding pattern
TW402725B (en) * 1998-01-06 2000-08-21 Alps Electric Co Ltd Core for use in inductive element, transformer and inductor
DE19912634B4 (en) * 1999-03-20 2008-11-27 Knick Elektronische Messgeräte GmbH & Co. KG Voltage transformers in planar technology
US6198374B1 (en) 1999-04-01 2001-03-06 Midcom, Inc. Multi-layer transformer apparatus and method
US8378775B2 (en) 2007-04-26 2013-02-19 Koninklijke Philips Electronics N.V. Planar transformer with boards
DE102010015411A1 (en) * 2010-04-19 2011-10-20 SUMIDA Components & Modules GmbH Inductive component with magnetic core with at least partially adapted to the contour of a winding shape
TWM411643U (en) * 2011-01-17 2011-09-11 Yujing Technology Co Ltd Ultra-high power transformer
JP6395166B1 (en) 2017-07-10 2018-09-26 三菱電機株式会社 Power converter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS458507Y1 (en) * 1967-04-21 1970-04-22

Also Published As

Publication number Publication date
DE2409881B2 (en) 1978-04-27
JPS50121738A (en) 1975-09-23
IT1033297B (en) 1979-07-10
DE2409881C3 (en) 1978-12-21
FR2262857B1 (en) 1979-07-27
JPS6031090B2 (en) 1985-07-20
SE7502222L (en) 1975-09-02
NL7502451A (en) 1975-09-03
FR2262857A1 (en) 1975-09-26
DE2409881A1 (en) 1975-09-04

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