JPS6042089U - Pulse absorption circuit for power supply circuit - Google Patents
Pulse absorption circuit for power supply circuitInfo
- Publication number
- JPS6042089U JPS6042089U JP13293683U JP13293683U JPS6042089U JP S6042089 U JPS6042089 U JP S6042089U JP 13293683 U JP13293683 U JP 13293683U JP 13293683 U JP13293683 U JP 13293683U JP S6042089 U JPS6042089 U JP S6042089U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- circuit
- pulse absorption
- supply circuit
- transformer
- 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
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図乃至第４図は従来の電源回路用パルス吸収回路を
示す回路図、第５図及び第６図は本考案に係る電源回路
用パルス吸収回路の実施例を示す回路図である。
１・・・パルス吸収回路、Ｃ□・・・平滑コンデンサ、
Ｃ２・・・コンデンサ、Ｄ３・・・第１の整流素子たる
ダイオード、Ｄ４・・・第２の整流素子たるダイオード
、Ｌ５・・・コイル。1 to 4 are circuit diagrams showing conventional pulse absorption circuits for power supply circuits, and FIGS. 5 and 6 are circuit diagrams showing embodiments of the pulse absorption circuit for power supply circuits according to the present invention. 1...Pulse absorption circuit, C□...Smoothing capacitor,
C2...Capacitor, D3...Diode serving as the first rectifying element, D4...Diode serving as the second rectifying element, L5...Coil.
Claims (1)
力電源のターンオフ時に発生する異常パルスを吸収させ
るための電源回路用パルス吸収回路であって、 トランスの一次側入力端に対して逆位相で対′ 応す
る２次側出力端にその一端が接続されたコンデンサと、
該コンデンサの他端にそのアノードが、トランスの２次
側に配置されている整流回路の出力端側にそのカソード
が夫々接続されている第１の整流素子と、該整流素子と
上記コンデンサとの接続点にそのカソードが接続されて
いる第２の整流素子と、該整流素子とアースとの間に介
挿された導電体とから構成されていることを特徴とする
電源回路用パルス吸収回路。 ２ 上記導電体がコイルであることを特徴とする実用新
案登録請求の範囲第１項記載の電源回路用パルス吸収回
路。[Scope of Claim for Utility Model Registration] 1. A pulse absorption circuit for a power supply circuit for absorbing abnormal pulses generated when the primary input power supply of an output transformer in a switching power supply is turned off, which is applied to the primary input terminal of a transformer. A capacitor whose one end is connected to the corresponding secondary side output terminal in opposite phase,
a first rectifier element whose anode is connected to the other end of the capacitor and whose cathode is connected to the output end side of a rectifier circuit arranged on the secondary side of the transformer; 1. A pulse absorption circuit for a power supply circuit, comprising a second rectifying element whose cathode is connected to a connection point, and a conductor inserted between the rectifying element and ground. 2. The pulse absorption circuit for a power supply circuit according to claim 1, wherein the conductor is a coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13293683U JPS6042089U (en) | 1983-08-30 | 1983-08-30 | Pulse absorption circuit for power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13293683U JPS6042089U (en) | 1983-08-30 | 1983-08-30 | Pulse absorption circuit for power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6042089U true JPS6042089U (en) | 1985-03-25 |
Family
ID=30300043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13293683U Pending JPS6042089U (en) | 1983-08-30 | 1983-08-30 | Pulse absorption circuit for power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6042089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010088209A (en) * | 2008-09-30 | 2010-04-15 | Nichicon Corp | Snubber circuit |
-
1983
- 1983-08-30 JP JP13293683U patent/JPS6042089U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010088209A (en) * | 2008-09-30 | 2010-04-15 | Nichicon Corp | Snubber circuit |
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