JPS6198345U - - Google Patents
Info
- Publication number
- JPS6198345U JPS6198345U JP18392684U JP18392684U JPS6198345U JP S6198345 U JPS6198345 U JP S6198345U JP 18392684 U JP18392684 U JP 18392684U JP 18392684 U JP18392684 U JP 18392684U JP S6198345 U JPS6198345 U JP S6198345U
- Authority
- JP
- Japan
- Prior art keywords
- power line
- ground
- varistor
- capacitor
- noise prevention
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
Description
第１図は本考案に係る電源ラインのノイズ防止
回路の一実施例を示す回路図、第２図および第３
図は第１図に示す本考案回路の変形例を夫々示す
回路図、第４図ａ〜ｃは従来の電源ラインにおけ
るノイズ防止回路の夫々異なる構成例を示す回路
図、第５図はバリスタの電圧−電流特性曲線図、
第６図はコンデンサの周波数−電流特性曲線図で
ある。
１……商用電源、２……電子回路、３，４……
電源ライン、１０，１１，１２……バリスタ、２
０，２１，２２……コンデンサ、３０，３１……
コイル。
FIG. 1 is a circuit diagram showing an embodiment of the power line noise prevention circuit according to the present invention, and FIGS.
The figures are circuit diagrams showing variations of the circuit of the present invention shown in Fig. 1, Figs. 4 a to c are circuit diagrams showing different configuration examples of conventional noise prevention circuits in power supply lines, and Fig. 5 is a circuit diagram of a varistor. Voltage-current characteristic curve diagram,
FIG. 6 is a frequency-current characteristic curve diagram of the capacitor. 1...Commercial power supply, 2...Electronic circuit, 3, 4...
Power line, 10, 11, 12...varistor, 2
0, 21, 22... Capacitor, 30, 31...
coil.
Claims (1)
にコンデンサとバリスタとを夫々並列接続してな
り、更に前記電源ラインと接地間に夫々バリスタ
とコンデンサとの直列接続素子を接続することを
特徴とする電源ラインのノイズ防止回路。 (2) 電源ラインと接地間に夫々接続される直列
接続素子は、接地側に接続される一方の素子を単
一のもので共用してなる実用新案登録請求の範囲
第１項記載の電源ラインのノイズ防止回路。[Claims for Utility Model Registration] (1) A capacitor and a varistor are each connected in parallel between a power line connecting a power source and an electronic circuit, and a varistor and a capacitor are connected in series between the power line and the ground, respectively. A power line noise prevention circuit characterized by connecting connecting elements. (2) The power line according to claim 1 of the utility model registration claim, in which the series-connected elements connected between the power line and the ground are a single element, one of which is connected to the ground side. noise prevention circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18392684U JPS6198345U (en) | 1984-12-04 | 1984-12-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18392684U JPS6198345U (en) | 1984-12-04 | 1984-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6198345U true JPS6198345U (en) | 1986-06-24 |
Family
ID=30741413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18392684U Pending JPS6198345U (en) | 1984-12-04 | 1984-12-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6198345U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532656B2 (en) * | 1977-12-23 | 1980-08-26 | ||
| JPS55136829A (en) * | 1979-04-11 | 1980-10-25 | Matsushita Electric Ind Co Ltd | Surge absorbing circuit |
-
1984
- 1984-12-04 JP JP18392684U patent/JPS6198345U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5532656B2 (en) * | 1977-12-23 | 1980-08-26 | ||
| JPS55136829A (en) * | 1979-04-11 | 1980-10-25 | Matsushita Electric Ind Co Ltd | Surge absorbing circuit |
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