JPS5822720U - choke coil - Google Patents

choke coil

Info

Publication number
JPS5822720U
JPS5822720U JP11614881U JP11614881U JPS5822720U JP S5822720 U JPS5822720 U JP S5822720U JP 11614881 U JP11614881 U JP 11614881U JP 11614881 U JP11614881 U JP 11614881U JP S5822720 U JPS5822720 U JP S5822720U
Authority
JP
Japan
Prior art keywords
choke coil
winding
magnetic core
superimposing
changed
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
JP11614881U
Other languages
Japanese (ja)
Inventor
初男 松本
三神 明
Original Assignee
東北金属工業株式会社
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 東北金属工業株式会社 filed Critical 東北金属工業株式会社
Priority to JP11614881U priority Critical patent/JPS5822720U/en
Publication of JPS5822720U publication Critical patent/JPS5822720U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第1図は、本考案の一実施例のコアを示す図でa図は斜
視図、b図は側面図、第2図は、第1図のコアを用いた
チョークコイルの正面図、第3図は、第2図のチョーク
コイルの電流−インダクタンス特性曲線図、第4図は、
チョークコイルを用いるスイッチングレギュレータの一
例を示す回路図、第5図a−dは本考案による種々のコ
アの例を示す斜視図である。 1・・・・・・チョークコイル、2・曲・コア、3・・
開巻線、21・・・・・・溝。
Fig. 1 is a diagram showing a core of an embodiment of the present invention, Fig. a is a perspective view, Fig. b is a side view, Fig. 2 is a front view of a choke coil using the core of Fig. 1, and Fig. 3 The diagram shows the current-inductance characteristic curve of the choke coil in Figure 2, and Figure 4 shows the current-inductance characteristic curve of the choke coil in Figure 2.
A circuit diagram showing an example of a switching regulator using a choke coil, and FIGS. 5A to 5D are perspective views showing examples of various cores according to the present invention. 1. Choke coil, 2. Song core, 3..
Open winding wire, 21...groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁心に巻線を施してなるチョークコイルにおいて、該磁
心表面の一部に磁路を横切る方向に延在する溝を形成し
、これにより上記巻線への直流重畳によってインダクタ
ンス値が変化するようにしたことを特徴とするチョーク
コイル。
In a choke coil formed by winding a magnetic core, a groove extending in a direction across the magnetic path is formed in a part of the surface of the magnetic core, so that the inductance value is changed by superimposing a direct current on the winding. A choke coil characterized by:
JP11614881U 1981-08-06 1981-08-06 choke coil Pending JPS5822720U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11614881U JPS5822720U (en) 1981-08-06 1981-08-06 choke coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11614881U JPS5822720U (en) 1981-08-06 1981-08-06 choke coil

Publications (1)

Publication Number Publication Date
JPS5822720U true JPS5822720U (en) 1983-02-12

Family

ID=29910383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11614881U Pending JPS5822720U (en) 1981-08-06 1981-08-06 choke coil

Country Status (1)

Country Link
JP (1) JPS5822720U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128498U (en) * 1985-01-30 1986-08-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61128498U (en) * 1985-01-30 1986-08-12

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