JPH03115426U - - Google Patents
Info
- Publication number
- JPH03115426U JPH03115426U JP2374290U JP2374290U JPH03115426U JP H03115426 U JPH03115426 U JP H03115426U JP 2374290 U JP2374290 U JP 2374290U JP 2374290 U JP2374290 U JP 2374290U JP H03115426 U JPH03115426 U JP H03115426U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- signal detection
- scr
- biased
- turn
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Electronic Switches (AREA)
Description
第１図はこの考案に係る信号検出回路の実施例
を示した回路図である。第２図は従来例を示した
回路図である。
主な符号の説明、１……入力端子、２……出力
端子、Ｑ１，Ｑ２……トランジスタ、Ｒ１，Ｒ２
，Ｒ３……抵抗器、Ｃ１，Ｃ２……コンデンサ、
Ｄ１……ダイオード。
FIG. 1 is a circuit diagram showing an embodiment of a signal detection circuit according to this invention. FIG. 2 is a circuit diagram showing a conventional example. Explanation of main symbols, 1...Input terminal, 2...Output terminal, Q1, Q2...Transistor, R1, R2
, R3...Resistor, C1, C2...Capacitor,
D1...Diode.
Claims (1)
Ｒ接続のトランジスタ回路で構成された信号検出
回路において、 上記ＳＣＲ接続のアース側トランジスタのベー
スに結合コンデンサを介して入力端子を接続する
よう構成したことを特徴とする信号検出回路。[Claims for Utility Model Registration] SC biased to turn off in steady state
1. A signal detection circuit comprising an R-connected transistor circuit, characterized in that the input terminal is connected to the base of the SCR-connected ground-side transistor via a coupling capacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2374290U JPH03115426U (en) | 1990-03-12 | 1990-03-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2374290U JPH03115426U (en) | 1990-03-12 | 1990-03-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03115426U true JPH03115426U (en) | 1991-11-28 |
Family
ID=31526725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2374290U Pending JPH03115426U (en) | 1990-03-12 | 1990-03-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03115426U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5648172A (en) * | 1979-09-27 | 1981-05-01 | Mitsubishi Electric Corp | Semiconductor switching device for power |
-
1990
- 1990-03-12 JP JP2374290U patent/JPH03115426U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5648172A (en) * | 1979-09-27 | 1981-05-01 | Mitsubishi Electric Corp | Semiconductor switching device for power |
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