JPS60169851U

JPS60169851U - photo coupler

Info

Publication number: JPS60169851U
Application number: JP5748284U
Authority: JP
Inventors: 明小村
Original assignee: 三菱電機株式会社
Priority date: 1984-04-17
Filing date: 1984-04-17
Publication date: 1985-11-11

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

[Brief explanation of the drawing]

第１図は従来のフォトカプラを用いたソリッドステート
リレーを示す回路図、第２乃至第４図はこの考案による
フォトカプラの一実施例を示すもので、第２図は外観を
示す斜視図、第３図は内部構造図、第４図は回路図であ
る。第２乃至第４図において、１はフォトカプラ、２は発光
ダイオード、３は受光トランジスタ、８は発光グイ、オ
ード、１０はケース、１１は表示窓である。なお上記各
図中、同一符号は同一または相当部分を示す。Fig. 1 is a circuit diagram showing a solid state relay using a conventional photocoupler, Figs. 2 to 4 show an embodiment of the photocoupler according to this invention, and Fig. 2 is a perspective view showing the external appearance. FIG. 3 is an internal structure diagram, and FIG. 4 is a circuit diagram. In FIGS. 2 to 4, 1 is a photocoupler, 2 is a light emitting diode, 3 is a light receiving transistor, 8 is a light emitting guide and an ode, 10 is a case, and 11 is a display window. In each of the above figures, the same reference numerals indicate the same or corresponding parts.

Claims

[Scope of utility model registration request]

In a photocoupler in which a light-emitting element and a light-receiving element for detecting light from the light-emitting element are housed in a case, a photocoupler is connected in series or parallel to the light-emitting element, and the light-emitting part is housed so as to be visible from the outside of the case. A photocoupler characterized by comprising two light emitting elements.