JPS62107526U - - Google Patents
Info
- Publication number
- JPS62107526U JPS62107526U JP20050685U JP20050685U JPS62107526U JP S62107526 U JPS62107526 U JP S62107526U JP 20050685 U JP20050685 U JP 20050685U JP 20050685 U JP20050685 U JP 20050685U JP S62107526 U JPS62107526 U JP S62107526U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- resistor
- collector
- power supply
- output end
- 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
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
第１図は本考案に係る過電流保護回路の一実施
例を示す電子回路図、第２図は同上回路の特性図
、第３図は従来の過電流保護回路の電子回路図、
第４図は同上従来回路の特性図である。
Ｑ３及びＱ４……第１及び第２のトランジスタ
、Ｒ３……抵抗、Ｓ……サイリスタ。
FIG. 1 is an electronic circuit diagram showing an embodiment of the overcurrent protection circuit according to the present invention, FIG. 2 is a characteristic diagram of the same circuit, and FIG. 3 is an electronic circuit diagram of a conventional overcurrent protection circuit.
FIG. 4 is a characteristic diagram of the conventional circuit same as above. Q3 and Q4 ...first and second transistors, R3 ...resistor, S...thyristor.
Claims (1)
中に接続された抵抗と、 上記抵抗の両端にエミツタ、ベースを接続され
た第１のトランジスタと、 上記抵抗よりも出力端側の上記電源線路の線路
途中にエミツタ、コレクタを接続されると共にベ
ースを上記抵抗と上記コレクタ間に接続された第
２のトランジスタと、 上記第２のトランジスタのベースと他方の出力
端に通じる他方の電源線路との間にアノード、カ
ソードを接続されると共にゲートを上記第１のト
ランジスタのコレクタに接続されたサイリスタと
より成ることを特徴とする過電流保護回路。[Claims for Utility Model Registration] A resistor connected in the middle of one power supply line leading to one output end, a first transistor having an emitter and a base connected to both ends of the resistor, a second transistor whose emitter and collector are connected in the middle of the power supply line on the output end side, and whose base is connected between the resistor and the collector; and between the base of the second transistor and the other output end. An overcurrent protection circuit comprising a thyristor having an anode and a cathode connected between the other power supply line and a thyristor having a gate connected to the collector of the first transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20050685U JPS62107526U (en) | 1985-12-23 | 1985-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20050685U JPS62107526U (en) | 1985-12-23 | 1985-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62107526U true JPS62107526U (en) | 1987-07-09 |
Family
ID=31163074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20050685U Pending JPS62107526U (en) | 1985-12-23 | 1985-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62107526U (en) |
-
1985
- 1985-12-23 JP JP20050685U patent/JPS62107526U/ja active Pending
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