JPS6282799U - - Google Patents

Info

Publication number
JPS6282799U
JPS6282799U JP17544885U JP17544885U JPS6282799U JP S6282799 U JPS6282799 U JP S6282799U JP 17544885 U JP17544885 U JP 17544885U JP 17544885 U JP17544885 U JP 17544885U JP S6282799 U JPS6282799 U JP S6282799U
Authority
JP
Japan
Prior art keywords
printed wiring
wiring board
magnetic flux
electrical components
printed
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.)
Pending
Application number
JP17544885U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP17544885U priority Critical patent/JPS6282799U/ja
Publication of JPS6282799U publication Critical patent/JPS6282799U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Regulation Of General Use Transformers (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図Ａはこの考案の第１の実施例を示す印刷
配線板の一部の平面図、第１図Ｂは上記第１の実
施例の変形例を示す印刷配線板の一部の平面図、
第２図はこの考案の第２の実施例を示す印刷配線
板の一部の平面図、第３図は従来の印刷配線板の
一部の平面図である。 図において、１……漏れ磁束のある電気部品、
２……印刷配線板、４……閉ループ回路パターン
、４ａ，４ｂ，４ｃおよび４ｄ……接続部、５…
…ジヤンパ線である。なお、各図中、同一符号は
同一、または相当部分を示す。 FIG. 1A is a plan view of a portion of a printed wiring board showing a first embodiment of this invention, and FIG. 1B is a plan view of a portion of a printed wiring board showing a modification of the first embodiment. ,
FIG. 2 is a plan view of a portion of a printed wiring board showing a second embodiment of this invention, and FIG. 3 is a plan view of a portion of a conventional printed wiring board. In the figure, 1... an electrical component with leakage magnetic flux,
2... Printed wiring board, 4... Closed loop circuit pattern, 4a, 4b, 4c and 4d... Connection portion, 5...
...This is the Jiyampa line. In each figure, the same reference numerals indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 周辺回路、隣接部品などに磁束の影響を与える
おそれのあるフライバツクトランス、スイツチン
グトランスなどの磁束の漏れがある電気部品を搭
載する印刷配線板において、前記電気部品の磁束
の漏れがある部分を取り囲むように、あらかじめ
印刷配線板上に磁束の漏れを遮蔽するための閉ル
ープ回路パターンを印刷形成したことを特徴とす
る印刷配線板。 In printed wiring boards that are equipped with electrical components that leak magnetic flux, such as flyback transformers and switching transformers, which may affect peripheral circuits and adjacent components, the areas where magnetic flux leaks from the electrical components are removed. A printed wiring board characterized in that a closed loop circuit pattern for shielding magnetic flux leakage is printed on the printed wiring board in advance so as to surround the printed wiring board.
JP17544885U 1985-11-14 1985-11-14 Pending JPS6282799U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17544885U JPS6282799U (en) 1985-11-14 1985-11-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17544885U JPS6282799U (en) 1985-11-14 1985-11-14

Publications (1)

Publication Number Publication Date
JPS6282799U true JPS6282799U (en) 1987-05-27

Family

ID=31114778

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17544885U Pending JPS6282799U (en) 1985-11-14 1985-11-14

Country Status (1)

Country Link
JP (1) JPS6282799U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188343A (en) * 2008-02-08 2009-08-20 Nec Corp Shield for inductor, and inductor with the shield
JP2010056166A (en) * 2008-08-26 2010-03-11 Denso Corp Circuit board
JP2012069784A (en) * 2010-09-24 2012-04-05 Murata Mfg Co Ltd Circuit board and arrangement method for noise suppression components

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556155U (en) * 1978-06-28 1980-01-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556155U (en) * 1978-06-28 1980-01-16

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009188343A (en) * 2008-02-08 2009-08-20 Nec Corp Shield for inductor, and inductor with the shield
JP2010056166A (en) * 2008-08-26 2010-03-11 Denso Corp Circuit board
JP2012069784A (en) * 2010-09-24 2012-04-05 Murata Mfg Co Ltd Circuit board and arrangement method for noise suppression components

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