JPH0446532U - - Google Patents
Info
- Publication number
- JPH0446532U JPH0446532U JP8794990U JP8794990U JPH0446532U JP H0446532 U JPH0446532 U JP H0446532U JP 8794990 U JP8794990 U JP 8794990U JP 8794990 U JP8794990 U JP 8794990U JP H0446532 U JPH0446532 U JP H0446532U
- Authority
- JP
- Japan
- Prior art keywords
- attach
- opening
- feedthrough capacitor
- circuit board
- printed circuit
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 4
- 239000006247 magnetic powder Substances 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Coils Or Transformers For Communication (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Description
第１図は本考案の一実施例を示す部分断面図、
第２図は第１図のノイズフイルタの等価回路を示
す接続図、第３図は従来のこの種のプリント基板
におけるノイズフイルタ素子の取り付け構造を示
す部分断面図、第４図は第３図のノイズフイルタ
の等価回路を示す接続図である。
１……プリント基板、１１ａ，１１ｂ……開口
部、２……貫通コンデンサ、３……端子、４……
磁性体粉末を混入した樹脂。なお、各図中同一符
号は同一または相当部分を示すものとする。
FIG. 1 is a partial sectional view showing an embodiment of the present invention;
Fig. 2 is a connection diagram showing the equivalent circuit of the noise filter shown in Fig. 1, Fig. 3 is a partial sectional view showing the mounting structure of the noise filter element on a conventional printed circuit board of this type, and Fig. 4 is the same as that shown in Fig. 3. FIG. 2 is a connection diagram showing an equivalent circuit of a noise filter. 1... Printed circuit board, 11a, 11b... Opening, 2... Feedthrough capacitor, 3... Terminal, 4...
A resin mixed with magnetic powder. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
け、逆Ｕ字形に折り曲げた端子を一端が上記貫通
コンデンサを貫通し他端がもう一つの開口部を貫
通する構造に取り付け、上記貫通コンデンサを裏
面に取り付けた開口部に上記端子を囲むように磁
性体粉末を混入した樹脂を充填して形成したプリ
ント基板から外部へ漏洩する高周波ノイズを抑制
するノイルフイルタを備えたノイズフイルタ付プ
リント基板。 Attach a feedthrough capacitor to the back side of one opening, attach a terminal bent into an inverted U shape so that one end passes through the feedthrough capacitor and the other end passes through the other opening, and attach the feedthrough capacitor to the back side. A printed circuit board with a noise filter that suppresses high frequency noise leaking to the outside from a printed circuit board formed by filling an opening with a resin mixed with magnetic powder so as to surround the terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8794990U JPH0446532U (en) | 1990-08-24 | 1990-08-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8794990U JPH0446532U (en) | 1990-08-24 | 1990-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0446532U true JPH0446532U (en) | 1992-04-21 |
Family
ID=31820758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8794990U Pending JPH0446532U (en) | 1990-08-24 | 1990-08-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0446532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016127556A (en) * | 2015-01-08 | 2016-07-11 | 株式会社オーディオテクニカ | Condenser microphone unit and condenser microphone |
-
1990
- 1990-08-24 JP JP8794990U patent/JPH0446532U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016127556A (en) * | 2015-01-08 | 2016-07-11 | 株式会社オーディオテクニカ | Condenser microphone unit and condenser microphone |
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