JPS601044U - photoelectric switch - Google Patents
photoelectric switchInfo
- Publication number
- JPS601044U JPS601044U JP9234083U JP9234083U JPS601044U JP S601044 U JPS601044 U JP S601044U JP 9234083 U JP9234083 U JP 9234083U JP 9234083 U JP9234083 U JP 9234083U JP S601044 U JPS601044 U JP S601044U
- Authority
- JP
- Japan
- Prior art keywords
- photoelectric switch
- operational amplifier
- light emitting
- light
- abstract
- 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
- Electronic Switches (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の実施例を示す回路図、第２図は第１
図の回路の信号を示す波形図、第３図は温度補償前およ
び温度補償後の増巾型出力の温度特性を示すグラフであ
る。
１・・・・・・発光ダイオード、２・・・・・・フォト
・トランジスタ、４・・・・・・演算増巾器、Ｒｉ・・
・・・・入力抵抗、ＴＨ・・・・・・サーミスタ。
七−ＬＬ七オ
ー” °、−６、″ °。Figure 1 is a circuit diagram showing an embodiment of this invention, and Figure 2 is a circuit diagram showing an embodiment of this invention.
FIG. 3 is a waveform diagram showing the signals of the circuit shown in the figure, and FIG. 3 is a graph showing the temperature characteristics of the amplified output before and after temperature compensation. 1... Light emitting diode, 2... Photo transistor, 4... Arithmetic amplifier, Ri...
...Input resistance, TH...Thermistor. Seven-LL Seven Oh" °, -6," °.
Claims (1)
算増巾器により増巾する光電スイッチにおいて、上記演
算増巾器の入力抵抗に並列にサーミスタが接続されてい
る５ことを特徴とする光電スイッチ。5. A photoelectric switch in which a light emitting diode is used as a light emitting source and a light reception signal from a light receiving element is amplified by an operational amplifier, characterized in that a thermistor is connected in parallel to the input resistor of the operational amplifier. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9234083U JPS601044U (en) | 1983-06-16 | 1983-06-16 | photoelectric switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9234083U JPS601044U (en) | 1983-06-16 | 1983-06-16 | photoelectric switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS601044U true JPS601044U (en) | 1985-01-07 |
Family
ID=30222505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9234083U Pending JPS601044U (en) | 1983-06-16 | 1983-06-16 | photoelectric switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS601044U (en) |
-
1983
- 1983-06-16 JP JP9234083U patent/JPS601044U/en active Pending
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