JPS6214513U - - Google Patents

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Publication number
JPS6214513U
JPS6214513U JP10413285U JP10413285U JPS6214513U JP S6214513 U JPS6214513 U JP S6214513U JP 10413285 U JP10413285 U JP 10413285U JP 10413285 U JP10413285 U JP 10413285U JP S6214513 U JPS6214513 U JP S6214513U
Authority
JP
Japan
Prior art keywords
light emitting
circuit
emitting diode
series
power supply
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
JP10413285U
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 JP10413285U priority Critical patent/JPS6214513U/ja
Publication of JPS6214513U publication Critical patent/JPS6214513U/ja
Pending legal-status Critical Current

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Description

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

第１図は本考案の実施例の発光表示回路を含む
装置の構成図、第２図は従来の発光表示回路を含
む装置の基本構成図、第３図は本考案による発光
表示回路を含む装置の基本構成図である。 Ｅｉ：装置入力電圧、Ｅｏ：安定化出力電圧、
Ｉｉ：装置入力電流、Ｉｏ：直列制御安定化電源
出力電流、Ｉｅ：負荷電流、Ｉｄ：ＬＥＤ駆動電
流、Ｄ１：ＬＥＤ，Ｒ１，Ｒ２，Ｒ３，Ｒ４：抵
抗、Ｑ１，Ｑ２，Ｑ３：トランジスタ。 FIG. 1 is a block diagram of a device including a light emitting display circuit according to an embodiment of the present invention, FIG. 2 is a basic block diagram of a device including a conventional light emitting display circuit, and FIG. 3 is a device including a light emitting display circuit according to the present invention. FIG. Ei: device input voltage, Eo: stabilized output voltage,
Ii: Device input current, Io: Series control stabilized power supply output current, Ie: Load current, Id: LED drive current, D 1 : LED, R 1 , R 2 , R 3 , R 4 : Resistance, Q 1 , Q 2 , Q3 : transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直列制御安定化電源回路の電圧入力端子と電圧
出力端子間に、定電流回路と発光ダイオードとの
直列回路を接続して構成したことを特徴とする発
光ダイオード駆動回路。 A light emitting diode drive circuit characterized in that a series circuit of a constant current circuit and a light emitting diode is connected between a voltage input terminal and a voltage output terminal of a series control stabilized power supply circuit.
JP10413285U 1985-07-10 1985-07-10 Pending JPS6214513U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10413285U JPS6214513U (en) 1985-07-10 1985-07-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10413285U JPS6214513U (en) 1985-07-10 1985-07-10

Publications (1)

Publication Number Publication Date
JPS6214513U true JPS6214513U (en) 1987-01-28

Family

ID=30977343

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10413285U Pending JPS6214513U (en) 1985-07-10 1985-07-10

Country Status (1)

Country Link
JP (1) JPS6214513U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS577848B2 (en) * 1975-12-25 1982-02-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS577848B2 (en) * 1975-12-25 1982-02-13

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