ATE91038T1 - SURFACE MOUNT ELECTRICAL COIL. - Google Patents

SURFACE MOUNT ELECTRICAL COIL.

Info

Publication number
ATE91038T1
ATE91038T1 AT90107283T AT90107283T ATE91038T1 AT E91038 T1 ATE91038 T1 AT E91038T1 AT 90107283 T AT90107283 T AT 90107283T AT 90107283 T AT90107283 T AT 90107283T AT E91038 T1 ATE91038 T1 AT E91038T1
Authority
AT
Austria
Prior art keywords
coil
plastic
surface mount
electrical coil
mount electrical
Prior art date
Application number
AT90107283T
Other languages
German (de)
Inventor
Gerhard Dipl-Ing Meindl
Ernst Dipl-Ing Schmotz
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
Application granted granted Critical
Publication of ATE91038T1 publication Critical patent/ATE91038T1/en

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
    • H01F27/29—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
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/045—Fixed inductances of the signal type  with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
    • 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
    • H01F2017/048—Fixed inductances of the signal type  with magnetic core with encapsulating core, e.g. made of resin and magnetic powder

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Magnetic Treatment Devices (AREA)
  • Closures For Containers (AREA)
  • Insulated Conductors (AREA)

Abstract

A surface-mounted electric coil, surrounded with plastic (6), having a hollow-cylindrical coil former (1) as a winding support and having a coil former flange (3), which can be placed on a printed-circuit board, with electrical terminals (4) led out preferably on the sides, the hollow-cylindrical interior of the coil former (1) and the coil being surrounded on all sides - with the exception of the electrical terminals (4) - with plastic (6) and the plastic containing powdery magnetic material in a high concentration. <IMAGE>
AT90107283T 1989-04-19 1990-04-17 SURFACE MOUNT ELECTRICAL COIL. ATE91038T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3912890 1989-04-19
EP90107283A EP0393599B1 (en) 1989-04-19 1990-04-17 Surface mounted electric coil

Publications (1)

Publication Number Publication Date
ATE91038T1 true ATE91038T1 (en) 1993-07-15

Family

ID=6379004

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90107283T ATE91038T1 (en) 1989-04-19 1990-04-17 SURFACE MOUNT ELECTRICAL COIL.

Country Status (4)

Country Link
EP (1) EP0393599B1 (en)
AT (1) ATE91038T1 (en)
DE (1) DE59001832D1 (en)
ES (1) ES2044294T3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3933425A1 (en) * 1989-10-06 1991-04-11 Staiger Mohilo & Co Gmbh Prodn. of tubular coil holder - by mixing epoxide] resin and iron particles, centrifuging mix inside tube and curing to form uniform void free product
DK1097463T3 (en) 1998-07-10 2003-02-17 Epcos Ag Magnetizable product, the use of the same as well as a method of making the same
DE102015211734A1 (en) * 2015-06-24 2016-12-29 SUMIDA Components & Modules GmbH SMD component

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232533A1 (en) * 1981-09-04 1983-05-05 Toko, Inc., Tokyo CHIP COIL
DE3510638C1 (en) * 1985-03-23 1986-10-16 Neosid Pemetzrieder Gmbh & Co Kg, 5884 Halver Inductive miniature component, especially a miniature coil, and a method for producing such a component
US4890085A (en) * 1987-10-21 1989-12-26 Tdk Electronic Co., Ltd. Terminal fitted bobbin
DE3820976A1 (en) * 1988-06-22 1989-12-28 Vogt Electronic Ag SMD inductor or transformer

Also Published As

Publication number Publication date
ES2044294T3 (en) 1994-01-01
EP0393599B1 (en) 1993-06-23
EP0393599A2 (en) 1990-10-24
DE59001832D1 (en) 1993-07-29
EP0393599A3 (en) 1991-01-09

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee