JPH033760U - - Google Patents

Info

Publication number
JPH033760U
JPH033760U JP6481389U JP6481389U JPH033760U JP H033760 U JPH033760 U JP H033760U JP 6481389 U JP6481389 U JP 6481389U JP 6481389 U JP6481389 U JP 6481389U JP H033760 U JPH033760 U JP H033760U
Authority
JP
Japan
Prior art keywords
optical semiconductor
semiconductor device
phototransistor
measuring
measuring device
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
JP6481389U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP6481389U priority Critical patent/JPH033760U/ja
Publication of JPH033760U publication Critical patent/JPH033760U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Optical Devices Or Fibers (AREA)

Description

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

第1図は本考案の実施例に係るフオトカプラの
測定装置を示す回路図、第2図は従来のフオトカ
プラの測定装置を示す回路図である。 1……定電流源、2……CPU、3……フオト
カプラ、4……発光ダイオード、5……フオトト
ランジスタ、6……トランジスタ、7……電流検
出器、8……定電圧源、11……抵抗、12……
リレースイツチ。
FIG. 1 is a circuit diagram showing a photocoupler measuring device according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional photocoupler measuring device. DESCRIPTION OF SYMBOLS 1... Constant current source, 2... CPU, 3... Photocoupler, 4... Light emitting diode, 5... Photo transistor, 6... Transistor, 7... Current detector, 8... Constant voltage source, 11... ...Resistance, 12...
Relay switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 発光ダイオードとフオトトランジスタとを光結
合してなる光半導体素子の電流伝達率を測定する
光半導体素子の測定装置において、前記フオトト
ランジスタのベースと接地との間に抵抗とスイツ
チの直列回路を接続したことを特徴とする光半導
体素子の測定装置。
In an optical semiconductor device measuring device for measuring the current transfer rate of an optical semiconductor device formed by optically coupling a light emitting diode and a phototransistor, a series circuit of a resistor and a switch is connected between the base of the phototransistor and ground. A measuring device for an optical semiconductor device, characterized in that:
JP6481389U 1989-06-02 1989-06-02 Pending JPH033760U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6481389U JPH033760U (en) 1989-06-02 1989-06-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6481389U JPH033760U (en) 1989-06-02 1989-06-02

Publications (1)

Publication Number Publication Date
JPH033760U true JPH033760U (en) 1991-01-16

Family

ID=31596090

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6481389U Pending JPH033760U (en) 1989-06-02 1989-06-02

Country Status (1)

Country Link
JP (1) JPH033760U (en)

Similar Documents

Publication Publication Date Title
JPH033760U (en)
JPS63159856U (en)
JPH03113536U (en)
JPS6387857U (en)
JPS63137877U (en)
JPS6355644U (en)
JPS62193745U (en)
JPS6411559U (en)
JPS625387U (en)
JPH031456U (en)
JPH0171940U (en)
JPH0348773U (en)
JPS63158031U (en)
JPH0370023U (en)
JPS62152285U (en)
JPH0159923U (en)
JPH0283689U (en)
JPS62133352U (en)
JPH03106836U (en)
JPS62193572U (en)
JPH03105034U (en)
JPS62178304U (en)
JPS6384760U (en)
JPH0164087U (en)
JPH0375649U (en)