JPS6076009U - Choke coil for noise filter - Google Patents
Choke coil for noise filterInfo
- Publication number
- JPS6076009U JPS6076009U JP16003683U JP16003683U JPS6076009U JP S6076009 U JPS6076009 U JP S6076009U JP 16003683 U JP16003683 U JP 16003683U JP 16003683 U JP16003683 U JP 16003683U JP S6076009 U JPS6076009 U JP S6076009U
- Authority
- JP
- Japan
- Prior art keywords
- choke coil
- noise filter
- approximately
- frequency
- magnetic core
- 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.)
- Granted
Links
Landscapes
- Coils Or Transformers For Communication (AREA)
- Filters And Equalizers (AREA)
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
第１図は本考案によるチョークコイルの一実施例の構造
を示した平面図、第２図は本考案の磁心として用いる非
晶質磁性合金の初透磁率の周波数特性図、第３図は第１
図に示すチョークコイルのインピーダンスの絶対値の周
波数特性図、第４図は本考案のチョークコイル及び従来
のチョークコイルを用いたノイズフィルタの減衰特性図
、第５図は第４図の減衰特性を測定するのに用いたノイ
ズフィルタの等価回路図である。
１・・・非晶質磁性合金薄帯、２・・・磁心、３，４・
・・ −巻線。Fig. 1 is a plan view showing the structure of an embodiment of the choke coil according to the present invention, Fig. 2 is a frequency characteristic diagram of the initial magnetic permeability of the amorphous magnetic alloy used as the magnetic core of the present invention, and Fig. 3 is a diagram showing the frequency characteristics of the initial magnetic permeability of the amorphous magnetic alloy used as the magnetic core of the present invention. 1
Figure 4 is a frequency characteristic diagram of the absolute value of the impedance of the choke coil shown in the figure, Figure 4 is an attenuation characteristic diagram of a noise filter using the choke coil of the present invention and a conventional choke coil, and Figure 5 is a diagram of the attenuation characteristic of Figure 4. FIG. 3 is an equivalent circuit diagram of a noise filter used for measurement. DESCRIPTION OF SYMBOLS 1... Amorphous magnetic alloy ribbon, 2... Magnetic core, 3, 4...
... - winding.
Claims (1)
おいて、前記磁心として、初透磁率がほぼ１ＱＫＨｚ以
下の周波数範囲において約１０万で、かつほぼ１ＱＫＨ
ｚ以上の周波数範囲において周波数と反比例する周波数
特性をもつ非晶質磁性合金を用いたことを特徴とするノ
イズフィルタ用チョークコイル。In a noise filter choke coil in which a magnetic core is wound, the magnetic core has an initial magnetic permeability of approximately 100,000 in a frequency range of approximately 1QKHz or less, and approximately 1QKH.
A choke coil for a noise filter characterized by using an amorphous magnetic alloy having frequency characteristics inversely proportional to frequency in a frequency range of z or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16003683U JPS6076009U (en) | 1983-10-18 | 1983-10-18 | Choke coil for noise filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16003683U JPS6076009U (en) | 1983-10-18 | 1983-10-18 | Choke coil for noise filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6076009U true JPS6076009U (en) | 1985-05-28 |
| JPH0442887Y2 JPH0442887Y2 (en) | 1992-10-12 |
Family
ID=30352119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16003683U Granted JPS6076009U (en) | 1983-10-18 | 1983-10-18 | Choke coil for noise filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6076009U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10136194B2 (en) | 2016-07-06 | 2018-11-20 | Cisco Technology, Inc. | Streaming piracy detection method and system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580303A (en) * | 1978-12-13 | 1980-06-17 | Sony Corp | Manufacture of high-permeability amorphous alloy core |
| JPS5844704A (en) * | 1981-09-10 | 1983-03-15 | Hitachi Metals Ltd | Inductor for power supply line filter |
-
1983
- 1983-10-18 JP JP16003683U patent/JPS6076009U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5580303A (en) * | 1978-12-13 | 1980-06-17 | Sony Corp | Manufacture of high-permeability amorphous alloy core |
| JPS5844704A (en) * | 1981-09-10 | 1983-03-15 | Hitachi Metals Ltd | Inductor for power supply line filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442887Y2 (en) | 1992-10-12 |
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