JPH02110399U - - Google Patents
Info
- Publication number
- JPH02110399U JPH02110399U JP1917289U JP1917289U JPH02110399U JP H02110399 U JPH02110399 U JP H02110399U JP 1917289 U JP1917289 U JP 1917289U JP 1917289 U JP1917289 U JP 1917289U JP H02110399 U JPH02110399 U JP H02110399U
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- mounting
- circuit board
- noise
- resistor
- 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
- 239000004020 conductor Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Printed Boards (AREA)
Description
第１図乃至第３図は本考案ノイズ対策用回路基
板の第１の実施例を示しており、第１図は一部を
切り欠いて示す斜視図、第２図は要部の拡大端面
図、第３図は回路図、第４図及び第５図は本考案
ノイズ対策用回路基板の第２の実施例を示してお
り、第４図は一部を切り欠いて示す斜視図、第５
図は要部の拡大端面図である。
符号の説明、１……ノイズ対策用回路基板、２
……基板部、３……マウント用パターン、４……
ＩＣ、６……グランドパターン、８……導体パタ
ーン、８ｂ……グランドパターンに相対向した部
分、９……抵抗、９，１０……ノイズフイルタ、
１Ａ……ノイズ対策用回路基板、１１……基板部
、１２……導体パターン、１２ｃ……グランドパ
ターンに相対向した部分、９，１３……ノイズフ
イルタ。
Figures 1 to 3 show a first embodiment of the noise countermeasure circuit board of the present invention, with Figure 1 being a partially cutaway perspective view, and Figure 2 being an enlarged end view of the main parts. , FIG. 3 is a circuit diagram, FIGS. 4 and 5 show a second embodiment of the noise countermeasure circuit board of the present invention, FIG. 4 is a partially cutaway perspective view, and FIG.
The figure is an enlarged end view of the main part. Explanation of symbols, 1...Noise countermeasure circuit board, 2
... Board part, 3 ... Mounting pattern, 4 ...
IC, 6...Ground pattern, 8...Conductor pattern, 8b...Part facing the ground pattern, 9...Resistor, 9, 10...Noise filter,
1A... Noise countermeasure circuit board, 11... Board portion, 12... Conductor pattern, 12c... Portion facing the ground pattern, 9, 13... Noise filter.
Claims (1)
該マウント用パターンに囲まれた領域内にグラン
ドパターンが形成されると共に、マウント用パタ
ーンに抵抗を介して接続される導体パターンが形
成されたノイズ対策用回路基板であつて、 基板部を誘電性材料により形成し、これが導体
パターンのうちグランドパターンに相対向した部
分とグランドパターンとの間に介在されるように
して上記抵抗とともにノイズフイルタを形成した ことを特徴とするノイズ対策用回路基板。[Scope of claim for utility model registration] A mounting pattern for mounting an IC,
A noise countermeasure circuit board having a ground pattern formed in an area surrounded by the mounting pattern and a conductor pattern connected to the mounting pattern via a resistor, the board portion being dielectric. 1. A circuit board for noise countermeasures, characterized in that the circuit board is made of a material and is interposed between a portion of the conductor pattern facing the ground pattern and the ground pattern to form a noise filter together with the resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1917289U JPH0636640Y2 (en) | 1989-02-21 | 1989-02-21 | Circuit board for noise suppression |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1917289U JPH0636640Y2 (en) | 1989-02-21 | 1989-02-21 | Circuit board for noise suppression |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02110399U true JPH02110399U (en) | 1990-09-04 |
| JPH0636640Y2 JPH0636640Y2 (en) | 1994-09-21 |
Family
ID=31234449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1917289U Expired - Lifetime JPH0636640Y2 (en) | 1989-02-21 | 1989-02-21 | Circuit board for noise suppression |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0636640Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016061074A (en) * | 2014-09-18 | 2016-04-25 | 大成建設株式会社 | Waterproof sheet |
-
1989
- 1989-02-21 JP JP1917289U patent/JPH0636640Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0636640Y2 (en) | 1994-09-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |