JPS646552Y2 - - Google Patents

Info

Publication number
JPS646552Y2
JPS646552Y2 JP56083U JP56083U JPS646552Y2 JP S646552 Y2 JPS646552 Y2 JP S646552Y2 JP 56083 U JP56083 U JP 56083U JP 56083 U JP56083 U JP 56083U JP S646552 Y2 JPS646552 Y2 JP S646552Y2
Authority
JP
Japan
Prior art keywords
transistor
constant current
base
emitter
transistors
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.)
Expired
Application number
JP56083U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59106180U (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 JP56083U priority Critical patent/JPS59106180U/ja
Publication of JPS59106180U publication Critical patent/JPS59106180U/ja
Application granted granted Critical
Publication of JPS646552Y2 publication Critical patent/JPS646552Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP56083U 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路 Granted JPS59106180U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56083U JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56083U JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Publications (2)

Publication Number Publication Date
JPS59106180U JPS59106180U (ja) 1984-07-17
JPS646552Y2 true JPS646552Y2 (en]) 1989-02-20

Family

ID=30132309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56083U Granted JPS59106180U (ja) 1983-01-06 1983-01-06 発光ダイオ−ドの定電流駆動回路

Country Status (1)

Country Link
JP (1) JPS59106180U (en])

Also Published As

Publication number Publication date
JPS59106180U (ja) 1984-07-17

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