JPS62159181U - - Google Patents
Info
- Publication number
- JPS62159181U JPS62159181U JP4295886U JP4295886U JPS62159181U JP S62159181 U JPS62159181 U JP S62159181U JP 4295886 U JP4295886 U JP 4295886U JP 4295886 U JP4295886 U JP 4295886U JP S62159181 U JPS62159181 U JP S62159181U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- gate
- steady
- resistor
- gate current
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 2
Landscapes
- Power Conversion In General (AREA)
Description
第１図は本考案の一実施例の構成を示す図、第
２図は第１図の動作を示すタイムチヤート、第３
図は本考案による他の実施例の構成図、第４図は
本考案による更に他の実施例を示す図、第５図は
従来例の構成を示す図、第６図乃至第８図は第５
図の動作を示すタイムチヤートである。
１……オンゲート電源、２……トランジスタ、
３，９，１４，２５……定常オンゲート用抵抗、
４，１０，１５，２８……ハイヤゲート用抵抗、
５……ハイヤゲート用コンデンサ、６……被駆動
半導体、７，１２……定常オンゲート用トランジ
スタ、８，１３……ハイヤゲート用トランジスタ
、１１……単発パルス発生回路、１６……単安定
マルチバイブレータ、２１……サイリスタ、２４
……定常オンゲート用ＦＥＴ、２７……ハイヤゲ
ート用ＦＥＴ、２２……ゲートターンオフサイリ
スタ、２３，２６……トランジスタ、３８……負
バイアス電源、４０……負バイアス直列抵抗、４
１……オフゲート回路、１７，１８，１９，２０
，２９，３０，３１，３２，３４，３５，３６，
３７……抵抗、３９……ダイオード、３３……コ
ンデンサ。
Figure 1 is a diagram showing the configuration of an embodiment of the present invention, Figure 2 is a time chart showing the operation of Figure 1, and Figure 3 is a diagram showing the configuration of an embodiment of the present invention.
The figure is a diagram showing the configuration of another embodiment according to the present invention, FIG. 4 is a diagram showing still another embodiment according to the present invention, FIG. 5 is a diagram showing the configuration of a conventional example, and FIGS. 5
It is a time chart showing the operation of the figure. 1...On-gate power supply, 2...Transistor,
3, 9, 14, 25...Resistance for steady on-gate,
4, 10, 15, 28...Resistance for higher gate,
5... Higher gate capacitor, 6... Driven semiconductor, 7, 12... Steady on-gate transistor, 8, 13... Higher gate transistor, 11... Single pulse generation circuit, 16... Monostable multivibrator, 21 ...thyristor, 24
... FET for steady on gate, 27 ... FET for higher gate, 22 ... gate turn-off thyristor, 23, 26 ... transistor, 38 ... negative bias power supply, 40 ... negative bias series resistor, 4
1... Off-gate circuit, 17, 18, 19, 20
,29,30,31,32,34,35,36,
37...Resistor, 39...Diode, 33...Capacitor.
Claims (1)
ゲート電流と定常オンゲート電流を供給するオン
ゲート回路において、ハイヤゲート電流が流れる
経路と定常オンゲート電流が流れる経路にそれぞ
れ抵抗器とスイツチング素子の直列回路を設け、
ハイヤゲート回路の前記スイツチング素子は単発
パルス発生回路によつて所定の期間だけオンにす
ると共に、ハイヤゲート回路の抵抗器の値は定常
オンゲート回路の抵抗器の値より低い値としたこ
とを特徴とするオンゲート回路。 In order to conduct the power semiconductor device, in an on-gate circuit that supplies a higher gate current and a steady on-gate current, a series circuit of a resistor and a switching element is provided in the path where the higher gate current flows and the path where the steady on-gate current flows, respectively.
The switching element of the higher gate circuit is turned on only for a predetermined period by a single pulse generation circuit, and the value of the resistor of the higher gate circuit is set to a value lower than that of the resistor of the steady-on gate circuit. circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986042958U JPH073828Y2 (en) | 1986-03-26 | 1986-03-26 | On-gate circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986042958U JPH073828Y2 (en) | 1986-03-26 | 1986-03-26 | On-gate circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62159181U true JPS62159181U (en) | 1987-10-09 |
| JPH073828Y2 JPH073828Y2 (en) | 1995-01-30 |
Family
ID=30859367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986042958U Expired - Lifetime JPH073828Y2 (en) | 1986-03-26 | 1986-03-26 | On-gate circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH073828Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4977567A (en) * | 1972-10-24 | 1974-07-26 |
-
1986
- 1986-03-26 JP JP1986042958U patent/JPH073828Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4977567A (en) * | 1972-10-24 | 1974-07-26 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH073828Y2 (en) | 1995-01-30 |
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