JPS622266U - - Google Patents

Info

Publication number
JPS622266U
JPS622266U JP1985093722U JP9372285U JPS622266U JP S622266 U JPS622266 U JP S622266U JP 1985093722 U JP1985093722 U JP 1985093722U JP 9372285 U JP9372285 U JP 9372285U JP S622266 U JPS622266 U JP S622266U
Authority
JP
Japan
Prior art keywords
light emitting
emitting diode
transistor
constant voltage
series
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
JP1985093722U
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 JP1985093722U priority Critical patent/JPS622266U/ja
Publication of JPS622266U publication Critical patent/JPS622266U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案による発光ダイオード駆動回路
の一実施例を示す配線図、第2図は従来の発光ダ
イオード駆動回路のユニツトを示す配線図、第3
図はこのユニツトの駆動回路を接続した従来の駆
動回路の配線図である。 RC11〜RCN……発光ダイオード、TR
11〜TRN……NPNトランジスタ、R
11〜RN,R12〜RN……抵抗、1〜
N……入力端子、RC12〜RCN……定電圧
ダイオード。

Claims (1)

    【実用新案登録請求の範囲】
  1. トランジスタのベースを入力端子とし、該トラ
    ンジスタのコレクタ、エミツタ間は定電圧ダイオ
    ードを接続すると共に、かつ前記トランジスタに
    抵抗ならびに発光ダイオードを直列に接続してな
    る発光ダイオードの駆動回路ブロツクを複数個接
    続して、かつ複数の前記定電圧ダイオードが直列
    に接続されるようにしたことを特徴とする発光ダ
    イオードの駆動回路。
JP1985093722U 1985-06-20 1985-06-20 Pending JPS622266U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985093722U JPS622266U (ja) 1985-06-20 1985-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985093722U JPS622266U (ja) 1985-06-20 1985-06-20

Publications (1)

Publication Number Publication Date
JPS622266U true JPS622266U (ja) 1987-01-08

Family

ID=30651649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985093722U Pending JPS622266U (ja) 1985-06-20 1985-06-20

Country Status (1)

Country Link
JP (1) JPS622266U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006086413A (ja) * 2004-09-17 2006-03-30 Koito Mfg Co Ltd 車両用灯具の点灯制御回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006086413A (ja) * 2004-09-17 2006-03-30 Koito Mfg Co Ltd 車両用灯具の点灯制御回路

Similar Documents

Publication Publication Date Title
JPS61169837U (ja)
JPS622266U (ja)
JPS625388U (ja)
JPS6169855U (ja)
JPS6389268U (ja)
JPH0233373U (ja)
JPS63176336U (ja)
JPS61118072U (ja)
JPS6295337U (ja)
JPS6279295U (ja)
JPH0365185U (ja)
JPS6227386U (ja)
JPS62109215U (ja)
JPS59187241U (ja) トランジスタ出力回路
JPS62174394U (ja)
JPS61185421U (ja)
JPS63145353U (ja)
JPH0226875U (ja)
JPS58689U (ja) モ−タドライブ回路
JPH0175875U (ja)
JPH0164694U (ja)
JPS62166515U (ja)
JPH0218114U (ja)
JPS6221631U (ja)
JPS61182124U (ja)