JPS6270629U - - Google Patents
Info
- Publication number
- JPS6270629U JPS6270629U JP16219585U JP16219585U JPS6270629U JP S6270629 U JPS6270629 U JP S6270629U JP 16219585 U JP16219585 U JP 16219585U JP 16219585 U JP16219585 U JP 16219585U JP S6270629 U JPS6270629 U JP S6270629U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- open
- output terminal
- current detection
- overcurrent protection
- 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
- Emergency Protection Circuit Devices (AREA)
Description
第１図乃至第３図は本考案の実施例を示すもの
であり、第１図は実施例のブロツク図、第２図は
スイツチ回路に普通のトランジスタを用いた場合
のブロツク図、第３図はスイツチ回路にＦＥＴを
用いた場合のブロツク図を示し、第４図は従来例
のブロツク図を示す。
１：入力電源、２：電流検出回路、２ａ：入力
端子、２ｂ，２ｃ：出力端子、３：電源切断回路
、３ａ，３ｂ：入力端子、３ｃ：出力端子、４：
制御信号線、５：出力電圧線、６：電源切断用ス
イツチ回路、６ａ，６ｂ：入力端子、６ｃ：変換
回路、６１，６２：トランジスタ。
1 to 3 show an embodiment of the present invention. FIG. 1 is a block diagram of the embodiment, FIG. 2 is a block diagram when ordinary transistors are used in the switch circuit, and FIG. 3 is a block diagram of the embodiment. 4 shows a block diagram when FETs are used in the switch circuit, and FIG. 4 shows a block diagram of a conventional example. 1: Input power supply, 2: Current detection circuit, 2a: Input terminal, 2b, 2c: Output terminal, 3: Power cutoff circuit, 3a, 3b: Input terminal, 3c: Output terminal, 4:
Control signal line, 5: Output voltage line, 6: Power cutoff switch circuit, 6a, 6b: Input terminal, 6c: Conversion circuit, 61, 62: Transistor.
Claims (1)
を検出する電流検出回路と、電源切断スイツチ回
路とを有する過電流保護回路において、前記電流
検出回路の出力端子に前記、電源切断スイツチ回
路の短絡時に開放され、開放時に短絡する構成と
した電源短絡用のスイツチ回路を接続したことを
特徴とする過電流保護回路。 In an overcurrent protection circuit having a current detection circuit that detects a current connected in series between an input terminal and an output terminal, and a power cutoff switch circuit, a short circuit of the power cutoff switch circuit is provided to the output terminal of the current detection circuit. An overcurrent protection circuit characterized in that a switch circuit for shorting the power supply is connected, which is configured to be open when the circuit is open and short circuit when the circuit is open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16219585U JPS6270629U (en) | 1985-10-22 | 1985-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16219585U JPS6270629U (en) | 1985-10-22 | 1985-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6270629U true JPS6270629U (en) | 1987-05-06 |
Family
ID=31089227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16219585U Pending JPS6270629U (en) | 1985-10-22 | 1985-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6270629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012253864A (en) * | 2011-06-01 | 2012-12-20 | Nippon Telegr & Teleph Corp <Ntt> | Breaking auxiliary device and power feeding system circuit breaker |
-
1985
- 1985-10-22 JP JP16219585U patent/JPS6270629U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012253864A (en) * | 2011-06-01 | 2012-12-20 | Nippon Telegr & Teleph Corp <Ntt> | Breaking auxiliary device and power feeding system circuit breaker |
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