JPH031690U - - Google Patents
Info
- Publication number
- JPH031690U JPH031690U JP6017589U JP6017589U JPH031690U JP H031690 U JPH031690 U JP H031690U JP 6017589 U JP6017589 U JP 6017589U JP 6017589 U JP6017589 U JP 6017589U JP H031690 U JPH031690 U JP H031690U
- Authority
- JP
- Japan
- Prior art keywords
- snubber
- transistor
- circuit
- main
- main transistor
- 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
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は実施例を説明するためのベース電流特性図、
第３図は従来のスナバ回路の一例を示す回路図、
第４図は従来のスナバ回路の他の例を示す回路図
である。
１，１１…直流側コンデンサ、２〜５，１２〜
１５…主トランジスタ、２１…ドライバー回路、
２２…スナバ用トランジスタ、２３…抵抗、２４
…スナバ回路。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a base current characteristic diagram for explaining the example.
FIG. 3 is a circuit diagram showing an example of a conventional snubber circuit,
FIG. 4 is a circuit diagram showing another example of the conventional snubber circuit. 1, 11...DC side capacitor, 2~5,12~
15... Main transistor, 21... Driver circuit,
22...Snubber transistor, 23...Resistor, 24
...Snubber circuit.
Claims (1)
電圧を吸収するスナバ回路において、 前記主トランジスタのコレクタ、エミツク間に
並列接続されたスナバ用トランジスタと、 前記主トランジスタに駆動電流を供給するため
のドライバー回路と前記スナバ用トランジスタの
ベースとを結ぶ電路に介挿された抵抗とを備えた
ことを特徴とするトランジスタのスナバ回路。[Claims for Utility Model Registration] A snubber circuit for absorbing surge voltage of a main transistor driven at a high frequency, comprising: a snubber transistor connected in parallel between the collector and emitter of the main transistor; and a snubber transistor that supplies a drive current to the main transistor. 1. A snubber circuit for a transistor, comprising a resistor inserted in an electric path connecting a driver circuit for supplying the snubber and a base of the snubber transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6017589U JPH031690U (en) | 1989-05-24 | 1989-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6017589U JPH031690U (en) | 1989-05-24 | 1989-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031690U true JPH031690U (en) | 1991-01-09 |
Family
ID=31587310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6017589U Pending JPH031690U (en) | 1989-05-24 | 1989-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031690U (en) |
-
1989
- 1989-05-24 JP JP6017589U patent/JPH031690U/ja active Pending
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