JPH01127388U - - Google Patents
Info
- Publication number
- JPH01127388U JPH01127388U JP2167688U JP2167688U JPH01127388U JP H01127388 U JPH01127388 U JP H01127388U JP 2167688 U JP2167688 U JP 2167688U JP 2167688 U JP2167688 U JP 2167688U JP H01127388 U JPH01127388 U JP H01127388U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- series
- switching regulator
- resistor
- parallel
- 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 3
- 238000007599 discharging Methods 0.000 claims 1
- 238000011084 recovery Methods 0.000 claims 1
- 238000004804 winding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案によるスナバ回路の一実施例を
示す回路図、第２図ないし第４図は本考案の他の
実施例を示す回路図、第５図は従来のスナバ回路
を示す回路図、第６図および第７図は、それぞれ
従来回路と本考案による回路の作用を説明する波
形図である。
FIG. 1 is a circuit diagram showing one embodiment of the snubber circuit according to the present invention, FIGS. 2 to 4 are circuit diagrams showing other embodiments of the present invention, and FIG. 5 is a circuit diagram showing a conventional snubber circuit. , FIG. 6, and FIG. 7 are waveform diagrams illustrating the operation of the conventional circuit and the circuit according to the present invention, respectively.
Claims (1)
列に接続され、該並列接続回路に対してダイオー
ドが直列に接続された構成を有し、スイツチング
レギユレータのトランス巻線にスイツチング素子
のオフ時に生じる起電力による電流を流してサー
ジを吸収するスナバ回路において、前記コンデン
サに直列に、リカバリー電流を低減する抵抗を接
続したことを特徴とするスイツチングレギユレー
タのスナバ回路。 It has a configuration in which a capacitor and a discharging resistor for the capacitor are connected in parallel, and a diode is connected in series to the parallel connection circuit, and a switch occurs in the transformer winding of the switching regulator when the switching element is turned off. 1. A snubber circuit for a switching regulator, which absorbs a surge by passing a current caused by an electromotive force, and further comprising: a resistor connected in series with the capacitor to reduce a recovery current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2167688U JPH01127388U (en) | 1988-02-20 | 1988-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2167688U JPH01127388U (en) | 1988-02-20 | 1988-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01127388U true JPH01127388U (en) | 1989-08-31 |
Family
ID=31239120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2167688U Pending JPH01127388U (en) | 1988-02-20 | 1988-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01127388U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4996249A (en) * | 1973-01-20 | 1974-09-12 | ||
| JPS5778368A (en) * | 1980-11-04 | 1982-05-17 | Matsushita Electric Works Ltd | Spike absorbing circuit for flayback converter |
| JPS59165957A (en) * | 1983-03-08 | 1984-09-19 | Fuji Electric Co Ltd | Snubber circuit of power converter |
-
1988
- 1988-02-20 JP JP2167688U patent/JPH01127388U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4996249A (en) * | 1973-01-20 | 1974-09-12 | ||
| JPS5778368A (en) * | 1980-11-04 | 1982-05-17 | Matsushita Electric Works Ltd | Spike absorbing circuit for flayback converter |
| JPS59165957A (en) * | 1983-03-08 | 1984-09-19 | Fuji Electric Co Ltd | Snubber circuit of power converter |
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