JPS61195635U - - Google Patents
Info
- Publication number
- JPS61195635U JPS61195635U JP7925485U JP7925485U JPS61195635U JP S61195635 U JPS61195635 U JP S61195635U JP 7925485 U JP7925485 U JP 7925485U JP 7925485 U JP7925485 U JP 7925485U JP S61195635 U JPS61195635 U JP S61195635U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- drive circuit
- field effect
- effect transistor
- power source
- 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
- 230000005669 field effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
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
図はその動作を示すタイムチヤート、第３図およ
び第５図はそれぞれ従来のドライブ回路の一例を
示す回路図、第４図および第６図はそれぞれ第３
図および第５図の回路の動作を示すタイムチヤー
トである。
５……オンオフ信号出力回路、６Ａ，８Ａ……
ＦＥＴ、１１……パワトランジスタ、１２……ド
ライブ回路、１２Ｂ……ツエナーダイオード、１
２Ｃ，１２Ｄ……トランジスタ。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a time chart showing its operation, Figures 3 and 5 are circuit diagrams each showing an example of a conventional drive circuit, and Figures 4 and 6 are circuit diagrams each showing an example of a conventional drive circuit.
6 is a time chart showing the operation of the circuit shown in FIG. 5 and FIG. 5...On/off signal output circuit, 6A, 8A...
FET, 11...Power transistor, 12...Drive circuit, 12B...Zener diode, 1
2C, 12D...transistor.
Claims (1)
バイアス電圧を他の直流電源から電界効果トラン
ジスタを通してあたえるスイツチング素子のドラ
イブ回路において、上記直流電源が立上るまでの
間上記電界効果トランジスタをバイパスさせるス
イツチング回路を設けたことを特徴とするスイツ
チング素子のドライブ回路。 In a switching element drive circuit that applies a reverse bias voltage from another DC power source through a field effect transistor to turn off a power switching element, a switching circuit is provided that bypasses the field effect transistor until the DC power source is turned on. A switching element drive circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7925485U JPS61195635U (en) | 1985-05-29 | 1985-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7925485U JPS61195635U (en) | 1985-05-29 | 1985-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61195635U true JPS61195635U (en) | 1986-12-05 |
Family
ID=30623995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7925485U Pending JPS61195635U (en) | 1985-05-29 | 1985-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61195635U (en) |
-
1985
- 1985-05-29 JP JP7925485U patent/JPS61195635U/ja active Pending