JPS593785U - GTO protection circuit - Google Patents
GTO protection circuitInfo
- Publication number
- JPS593785U JPS593785U JP9776382U JP9776382U JPS593785U JP S593785 U JPS593785 U JP S593785U JP 9776382 U JP9776382 U JP 9776382U JP 9776382 U JP9776382 U JP 9776382U JP S593785 U JPS593785 U JP S593785U
- Authority
- JP
- Japan
- Prior art keywords
- gto
- protection circuit
- snubber
- capacitor
- anode
- 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)
- Protection Of Static Devices (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図は従来のスナバ回路の接続図、第２図は同スナバ
回路の配線状態での等価回路図、第３図はＧＴＯのター
ンオフ時のアノード電圧、電流の波形図、第４図は本考
案に係るＧＴＯ保護回路の一実施例を示す接続図、第５
図及び第６図はそれぞれスナバ回路並列化の他の態様を
示す接続図である。
Ｑ・・・ＧＴＯ９Ｄ８．ＤＳ□〜Ｄ８３・・・スナバダ
イオード、Ｃ８，Ｃ８１〜Ｃ８３・・・スナバコンデン
サ、Ｒ５・・・スナバ抵抗。Figure 1 is a connection diagram of a conventional snubber circuit, Figure 2 is an equivalent circuit diagram of the same snubber circuit in its wiring state, Figure 3 is an anode voltage and current waveform diagram at GTO turn-off, and Figure 4 is a diagram of the current snubber circuit. Connection diagram showing one embodiment of the GTO protection circuit according to the invention, No. 5
6 and 6 are connection diagrams showing other aspects of parallelization of snubber circuits, respectively. Q...GTO9D8. DS□~D83... Snubber diode, C8, C81~C83... Snubber capacitor, R5... Snubber resistor.
Claims (1)
弓ンデンサ複数個を各々スナバダイオードを介し、かつ
個別の配線でＧＴＯのアノード、カソード間に接続する
とともに、スナバ抵抗を各コンデンサ共通となるように
接続したことを特徴とす＋ＧＴＯ保護回路。A plurality of snubber capacitors whose combined capacitance becomes a predetermined value when paralleled are connected between the anode and cathode of the GTO through a snubber diode and with individual wiring, and the snubber resistor is common to each capacitor. The +GTO protection circuit is characterized by being connected as follows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9776382U JPS593785U (en) | 1982-06-29 | 1982-06-29 | GTO protection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9776382U JPS593785U (en) | 1982-06-29 | 1982-06-29 | GTO protection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS593785U true JPS593785U (en) | 1984-01-11 |
Family
ID=30232405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9776382U Pending JPS593785U (en) | 1982-06-29 | 1982-06-29 | GTO protection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS593785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61139263A (en) * | 1984-11-28 | 1986-06-26 | ベー・ベー・ツエー・アクチエンゲゼルシヤフト・ブラウン・ボヴエリ・ウント・コンパニイ | Anode-cathode connection circuit with low induction |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55114135A (en) * | 1979-02-26 | 1980-09-03 | Tokyo Shibaura Electric Co | Surge absorbing circuit |
-
1982
- 1982-06-29 JP JP9776382U patent/JPS593785U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55114135A (en) * | 1979-02-26 | 1980-09-03 | Tokyo Shibaura Electric Co | Surge absorbing circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61139263A (en) * | 1984-11-28 | 1986-06-26 | ベー・ベー・ツエー・アクチエンゲゼルシヤフト・ブラウン・ボヴエリ・ウント・コンパニイ | Anode-cathode connection circuit with low induction |
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