JPS6184577U - - Google Patents

Info

Publication number
JPS6184577U
JPS6184577U JP17028684U JP17028684U JPS6184577U JP S6184577 U JPS6184577 U JP S6184577U JP 17028684 U JP17028684 U JP 17028684U JP 17028684 U JP17028684 U JP 17028684U JP S6184577 U JPS6184577 U JP S6184577U
Authority
JP
Japan
Prior art keywords
transistor
current
measured
detection circuit
constant current
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
JP17028684U
Other languages
English (en)
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 JP17028684U priority Critical patent/JPS6184577U/ja
Publication of JPS6184577U publication Critical patent/JPS6184577U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Of Individual Semiconductor Devices (AREA)

Description

【図面の簡単な説明】
第1図は本考案の1実施例を示す回路図、第2
図はLEDレベル表示器の表示部を示す図である
。 1…レギユレータ、2,3,12,14,17
,19,20,21,22,24,25,26,
28,29,30,34,35,36…抵抗、4
…バツフアーアンプ、5…演算増幅器、6,7,
8,9,10,11,15,16,23,27,
31,32…トランジスタ、13…スイツチ、1
8…LEDレベル表示器、18a…LED素子、
18b…表示部、33…コンデンサ、Tp,Tn
…被測定トランジスタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 被測定トランジスタのベースに定電流を流入又
    は流出させる定電流回路と、被測定トランジスタ
    のコレクタ電流を検出する検出回路と、検出回路
    で検出されたコレクタ電流を電流利得として表示
    する表示手段とを備えたことを特徴とするトラン
    ジスタのHFE選別器。
JP17028684U 1984-11-08 1984-11-08 Pending JPS6184577U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17028684U JPS6184577U (ja) 1984-11-08 1984-11-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17028684U JPS6184577U (ja) 1984-11-08 1984-11-08

Publications (1)

Publication Number Publication Date
JPS6184577U true JPS6184577U (ja) 1986-06-04

Family

ID=30727994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17028684U Pending JPS6184577U (ja) 1984-11-08 1984-11-08

Country Status (1)

Country Link
JP (1) JPS6184577U (ja)

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