JPS5887484U - GTO thyristor gate circuit - Google Patents
GTO thyristor gate circuitInfo
- Publication number
- JPS5887484U JPS5887484U JP18317581U JP18317581U JPS5887484U JP S5887484 U JPS5887484 U JP S5887484U JP 18317581 U JP18317581 U JP 18317581U JP 18317581 U JP18317581 U JP 18317581U JP S5887484 U JPS5887484 U JP S5887484U
- Authority
- JP
- Japan
- Prior art keywords
- gate
- transistor
- current
- thyristor
- gto thyristor
- 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
Landscapes
- Power Conversion In General (AREA)
- Thyristor Switches And Gates (AREA)
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図はＧＴＯサイリスクのゲート電流波形図、第２図
は本考案の一実施例を示す回路図である。
１・・・ＧＴＯサイリスタ、３・・・オン用トランジス
！ 夕、５・・・オフ用サイリスタ、６・・・カット
用ダイオード、７・・・コンデンサ、８・・・補助トラ
ンジスタ。FIG. 1 is a gate current waveform diagram of GTO Cyrisk, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1...GTO thyristor, 3...transistor for ON! 5... Thyristor for off, 6... Diode for cut, 7... Capacitor, 8... Auxiliary transistor.
Claims (1)
ンゲート電流を制御するオン用トランジスタト、オフ電
源とＧＴＯサイリスタのゲート間に設けられてオフゲー
ト電流を制御するオフ用サイリスタと、上記オン用トラ
ンジスタに並列接続したカット用ダイオードとゲート側
コンデンサの直列回路と、上記カット用ダイオードのカ
ソードとコンデンサの直列接続点にコレクタを接続しエ
ミッタを上記オフ用サイリスタのカソードに接続した補
助トランジスタとぐこの補助トランジスタのコレクタと
ベース間に接続して該トランジスタのコレクタ電流がＧ
ＴＯサイリスタのゲート逆漏れ電流以上になるよう該ト
ランジスタにベース電１ 流を供給するベース抵抗と
を備えたことを特徴とするＧＴＯサイリスタのゲート回
路。An on transistor is provided between the on power supply and the gate of the GTO thyristor to control the on gate current, an off thyristor is provided between the off power supply and the gate of the GTO thyristor to control the off gate current, and an off transistor is provided in parallel with the on transistor. A series circuit of a connected cut diode and a gate side capacitor, an auxiliary transistor whose collector is connected to the series connection point of the cathode of the cut diode and the capacitor, and whose emitter is connected to the cathode of the above OFF thyristor. Connected between the collector and base so that the collector current of the transistor is G
1. A gate circuit for a GTO thyristor, comprising a base resistor that supplies a base current to the transistor so that the current exceeds the gate reverse leakage current of the TO thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18317581U JPS5887484U (en) | 1981-12-09 | 1981-12-09 | GTO thyristor gate circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18317581U JPS5887484U (en) | 1981-12-09 | 1981-12-09 | GTO thyristor gate circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5887484U true JPS5887484U (en) | 1983-06-14 |
Family
ID=29982203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18317581U Pending JPS5887484U (en) | 1981-12-09 | 1981-12-09 | GTO thyristor gate circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5887484U (en) |
-
1981
- 1981-12-09 JP JP18317581U patent/JPS5887484U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5887484U (en) | GTO thyristor gate circuit | |
| JPS60172437U (en) | Transistor base drive circuit | |
| JPS5870086U (en) | Gate turn-off thyristor drive circuit | |
| JPS599779U (en) | power supply | |
| JPS611928U (en) | One-shot pulse drive device | |
| JPS59127340U (en) | drive device | |
| JPS607695U (en) | DC motor soft start circuit | |
| JPS6110041U (en) | Load drive circuit with short protection | |
| JPS6144939U (en) | Gate circuit of gate turn-off thyristor | |
| JPS58527U (en) | solid state dc switch | |
| JPS599643U (en) | Gate device for gate turn-off thyristor | |
| JPS58174719U (en) | power supply | |
| JPS593634U (en) | Gate circuit of amplification gate type gate turn-off thyristor | |
| JPS5832510U (en) | constant voltage circuit | |
| JPS5876914U (en) | Stabilized power supply circuit | |
| JPS593790U (en) | power circuit | |
| JPS58103545U (en) | hold down circuit | |
| JPS5828590U (en) | Gate turn-off thyristor control circuit | |
| JPS596316U (en) | MOSFET surge absorption circuit | |
| JPS5928712U (en) | power supply | |
| JPS58150386U (en) | Gate drive circuit for gate turn-off thyristor | |
| JPS58147019U (en) | power protection circuit | |
| JPS58168885U (en) | Ringing choke converter on/off control circuit | |
| JPS60140116U (en) | Abnormal voltage detection circuit of constant voltage power supply | |
| JPS5816921U (en) | level conversion circuit |