JP4916118B2 - 電流駆動回路 - Google Patents

電流駆動回路 Download PDF

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Publication number
JP4916118B2
JP4916118B2 JP2005051521A JP2005051521A JP4916118B2 JP 4916118 B2 JP4916118 B2 JP 4916118B2 JP 2005051521 A JP2005051521 A JP 2005051521A JP 2005051521 A JP2005051521 A JP 2005051521A JP 4916118 B2 JP4916118 B2 JP 4916118B2
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Japan
Prior art keywords
current
input terminal
reference current
circuit
transistor
Prior art date
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Expired - Fee Related
Application number
JP2005051521A
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English (en)
Japanese (ja)
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JP2006237382A5 (enrdf_load_stackoverflow
JP2006237382A (ja
Inventor
敏夫 海保
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Asahi Kasei Microdevices Corp
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Asahi Kasei EMD Corp
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Priority to JP2005051521A priority Critical patent/JP4916118B2/ja
Publication of JP2006237382A publication Critical patent/JP2006237382A/ja
Publication of JP2006237382A5 publication Critical patent/JP2006237382A5/ja
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Publication of JP4916118B2 publication Critical patent/JP4916118B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Led Devices (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
JP2005051521A 2005-02-25 2005-02-25 電流駆動回路 Expired - Fee Related JP4916118B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2005051521A JP4916118B2 (ja) 2005-02-25 2005-02-25 電流駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005051521A JP4916118B2 (ja) 2005-02-25 2005-02-25 電流駆動回路

Publications (3)

Publication Number Publication Date
JP2006237382A JP2006237382A (ja) 2006-09-07
JP2006237382A5 JP2006237382A5 (enrdf_load_stackoverflow) 2008-04-10
JP4916118B2 true JP4916118B2 (ja) 2012-04-11

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ID=37044688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005051521A Expired - Fee Related JP4916118B2 (ja) 2005-02-25 2005-02-25 電流駆動回路

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JP (1) JP4916118B2 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6983628B2 (ja) 2017-11-17 2021-12-17 シャープ株式会社 発光素子駆動回路、および携帯型電子機器
US12289807B2 (en) 2022-05-17 2025-04-29 Diodes Incorporated LED color and brightness control apparatus and method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004022854A (ja) * 2002-06-18 2004-01-22 Oki Electric Ind Co Ltd 発光素子用の電流出力回路の制御回路
JP4364664B2 (ja) * 2004-02-04 2009-11-18 シャープ株式会社 発光ダイオード駆動回路および光ファイバリンク用光送信機

Also Published As

Publication number Publication date
JP2006237382A (ja) 2006-09-07

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