JPS6123732U - Photo switching circuit - Google Patents

Photo switching circuit

Info

Publication number
JPS6123732U
JPS6123732U JP10729984U JP10729984U JPS6123732U JP S6123732 U JPS6123732 U JP S6123732U JP 10729984 U JP10729984 U JP 10729984U JP 10729984 U JP10729984 U JP 10729984U JP S6123732 U JPS6123732 U JP S6123732U
Authority
JP
Japan
Prior art keywords
switching means
switching circuit
resistor
circuit
emitting diode
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
Application number
JP10729984U
Other languages
Japanese (ja)
Inventor
格 酒井田
Original Assignee
株式会社ケンウッド
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社ケンウッド filed Critical 株式会社ケンウッド
Priority to JP10729984U priority Critical patent/JPS6123732U/en
Publication of JPS6123732U publication Critical patent/JPS6123732U/en
Pending legal-status Critical Current

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  • 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来例を示すフォトスイッチング回路、第２図
は本考案の実施例に係るフォトスイッチング回路である
。 １０：・・・・・発光ダイオード、１２・・・・・・フ
ォトトランジスタ、Ｒ・・・・・・負荷抵抗、Ｒ３・・
・・・・分流抵抗、Ｒ４・・・・・・調整抵抗。FIG. 1 shows a conventional photoswitching circuit, and FIG. 2 shows a photoswitching circuit according to an embodiment of the present invention. 10:...Light emitting diode, 12...Phototransistor, R...Load resistance, R3...
...Shunt resistance, R4...Adjustment resistance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 調整抵抗を介して発光ダイオードに電流が流され発光ダ
イオードからの光が入射されてフォトトランジスタが応
答するフォトスイッチング回路において、該応答時の出
力電圧によって作動するスイッチング手段と、スイッチ
ング手段を介して前記調整抵抗へ並列接続されス．イツ
チング手段の作動時に電流が流されて該調整抵抗の分流
路を形成する分流抵抗と、を有することを特徴とするフ
オトスイツチング回路。In a photoswitching circuit in which a current is passed through a light emitting diode through an adjustment resistor, light from the light emitting diode is incident, and a phototransistor responds, the circuit includes a switching means operated by an output voltage at the time of the response, and a switching means operated by an output voltage at the time of the response; Connected in parallel to the adjustment resistor. 1. A photo switching circuit comprising a shunt resistor through which a current flows when the switching means is activated to form a shunt path for the adjusting resistor.
JP10729984U 1984-07-16 1984-07-16 Photo switching circuit Pending JPS6123732U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10729984U JPS6123732U (en) 1984-07-16 1984-07-16 Photo switching circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10729984U JPS6123732U (en) 1984-07-16 1984-07-16 Photo switching circuit

Publications (1)

Publication Number Publication Date
JPS6123732U true JPS6123732U (en) 1986-02-12

Family

ID=30666548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10729984U Pending JPS6123732U (en) 1984-07-16 1984-07-16 Photo switching circuit

Country Status (1)

Country Link
JP (1) JPS6123732U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411483U (en) * 1987-07-13 1989-01-20
JPS6421870U (en) * 1987-07-29 1989-02-03

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6411483U (en) * 1987-07-13 1989-01-20
JPS6421870U (en) * 1987-07-29 1989-02-03
JPH0424217Y2 (en) * 1987-07-29 1992-06-08

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