JPS6261540U - - Google Patents
Info
- Publication number
- JPS6261540U JPS6261540U JP15350985U JP15350985U JPS6261540U JP S6261540 U JPS6261540 U JP S6261540U JP 15350985 U JP15350985 U JP 15350985U JP 15350985 U JP15350985 U JP 15350985U JP S6261540 U JPS6261540 U JP S6261540U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- light
- light emitting
- emitting element
- schmitts
- 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
- 239000007787 solid Substances 0.000 claims description 11
- 239000004065 semiconductor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
Landscapes
- Thyristor Switches And Gates (AREA)
- Electronic Switches (AREA)
Description
第1図はこの考案による固体リレー回路の一例
を示す回路図、第2図はこの考案による固体リレ
ー回路の動作を説明するための信号波形図、第3
図はこの考案による固体リレー回路の他の例を示
す回路図、第4図は第3図の固体リレー回路の動
作を説明するための信号波形図、第5図は従来の
固体リレー回路の一例を示す回路図、第6図は第
5図の固体リレー回路の動作を説明するための信
号波形図、第7図は従来の固体リレー回路の他の
例を示す回路図、第8図は第7図の固体リレー回
路の動作を説明するための信号波形図、第9図は
従来の固体リレー回路の他の例を示す回路図であ
る。
1…入力信号回路、2…負荷回路、3…定電圧
回路、4…シユミツト回路、6…定電流回路、L
…発光素子、J…受光素子、E…電源、M…負荷
、Q…半導体パワー素子。
Fig. 1 is a circuit diagram showing an example of a solid state relay circuit according to this invention, Fig. 2 is a signal waveform diagram for explaining the operation of the solid state relay circuit according to this invention, and Fig. 3 is a circuit diagram showing an example of a solid state relay circuit according to this invention.
Figure 4 is a circuit diagram showing another example of the solid state relay circuit according to this invention, Figure 4 is a signal waveform diagram for explaining the operation of the solid state relay circuit shown in Figure 3, and Figure 5 is an example of a conventional solid state relay circuit. 6 is a signal waveform diagram for explaining the operation of the solid state relay circuit shown in FIG. 5. FIG. 7 is a circuit diagram showing another example of the conventional solid state relay circuit. FIG. 7 is a signal waveform diagram for explaining the operation of the solid state relay circuit, and FIG. 9 is a circuit diagram showing another example of the conventional solid state relay circuit. 1... Input signal circuit, 2... Load circuit, 3... Constant voltage circuit, 4... Schmitt circuit, 6... Constant current circuit, L
...Light emitting element, J... Light receiving element, E... Power supply, M... Load, Q... Semiconductor power element.
Claims (1)
光する発光素子を接続した入力信号回路と、電源
と負荷との直列回路に並列接続された半導体パワ
ー素子を有しかつ上記発光素子からの光を受けて
上記半導体パワー素子にトリガ信号を印加する受
光素子をもつた負荷回路とを備えた固体リレー回
路において、上記入力信号回路は、定電圧を出力
する定電圧回路と、この定電圧回路からの出力が
基準電圧に到達したとき出力されるシユミツト回
路と、このシユミツト回路の出力側に接続されて
上記発光素子に対する通電量を制御する定電流回
路とを具備したことを特徴とする固体リレー回路
。 An input signal circuit having a light emitting element connected between a pair of input terminals that emits light upon application of an input signal, and a semiconductor power element connected in parallel to a series circuit of a power supply and a load, and a light emitting element emitting light from the light emitting element. In a solid state relay circuit comprising a load circuit having a light receiving element that receives light and applies a trigger signal to the semiconductor power element, the input signal circuit includes a constant voltage circuit that outputs a constant voltage, and this constant voltage circuit. A solid-state relay comprising: a Schmitts circuit that outputs an output when the output from the Schmitts reaches a reference voltage; and a constant current circuit connected to the output side of the Schmitts circuit to control the amount of current applied to the light emitting element. circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15350985U JPS6261540U (en) | 1985-10-07 | 1985-10-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15350985U JPS6261540U (en) | 1985-10-07 | 1985-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6261540U true JPS6261540U (en) | 1987-04-16 |
Family
ID=31072458
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15350985U Pending JPS6261540U (en) | 1985-10-07 | 1985-10-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6261540U (en) |
-
1985
- 1985-10-07 JP JP15350985U patent/JPS6261540U/ja active Pending