JP5327251B2 - Ｌｅｄ点灯装置 - Google Patents

Ｌｅｄ点灯装置

Info

Publication number
JP5327251B2
JP5327251B2 JP2011042916A JP2011042916A JP5327251B2 JP 5327251 B2 JP5327251 B2 JP 5327251B2 JP 2011042916 A JP2011042916 A JP 2011042916A JP 2011042916 A JP2011042916 A JP 2011042916A JP 5327251 B2 JP5327251 B2 JP 5327251B2
Authority
JP
Japan
Prior art keywords
circuit
voltage
capacitor
resistor
winding
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 - Fee Related
Application number
JP2011042916A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012182231A (ja
Inventor
聡司 眞保
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TDK Corp
Original Assignee
TDK Corp
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 by TDK Corp filed Critical TDK Corp
Priority to JP2011042916A priority Critical patent/JP5327251B2/ja
Priority to KR1020120017427A priority patent/KR101333687B1/ko
Priority to CN2012100444821A priority patent/CN102651937A/zh
Priority to TW101105992A priority patent/TW201242422A/zh
Publication of JP2012182231A publication Critical patent/JP2012182231A/ja
Application granted granted Critical
Publication of JP5327251B2 publication Critical patent/JP5327251B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
JP2011042916A 2011-02-28 2011-02-28 Ｌｅｄ点灯装置 Expired - Fee Related JP5327251B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2011042916A JP5327251B2 (ja) 2011-02-28 2011-02-28 Ｌｅｄ点灯装置
KR1020120017427A KR101333687B1 (ko) 2011-02-28 2012-02-21 Ｌｅｄ 점등 장치
CN2012100444821A CN102651937A (zh) 2011-02-28 2012-02-23 Led点亮装置
TW101105992A TW201242422A (en) 2011-02-28 2012-02-23 LED lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011042916A JP5327251B2 (ja) 2011-02-28 2011-02-28 Ｌｅｄ点灯装置

Publications (2)

Publication Number Publication Date
JP2012182231A JP2012182231A (ja) 2012-09-20
JP5327251B2 true JP5327251B2 (ja) 2013-10-30

Family

ID=46693807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011042916A Expired - Fee Related JP5327251B2 (ja) 2011-02-28 2011-02-28 Ｌｅｄ点灯装置

Country Status (4)

Country Link
JP (1) JP5327251B2 (ko)
KR (1) KR101333687B1 (ko)
CN (1) CN102651937A (ko)
TW (1) TW201242422A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160117659A (ko) * 2015-03-30 2016-10-11 매그나칩 반도체 유한회사 트리거 회로 및 이를 포함하는 조명 장치

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6131511B2 (ja) * 2012-10-10 2017-05-24 パナソニックＩｐマネジメント株式会社 点灯装置およびそれを用いた照明器具
KR102132666B1 (ko) * 2012-10-26 2020-07-13 서울반도체 주식회사 발광 다이오드 구동장치
CN103025021B (zh) * 2012-12-14 2015-06-17 西安铨芯电子有限公司 基于电感放电时间调制的降压led驱动电路
JP5986921B2 (ja) * 2012-12-27 2016-09-06 日立アプライアンス株式会社 点灯装置
JP6226276B2 (ja) * 2014-03-28 2017-11-08 パナソニックＩｐマネジメント株式会社 Ｌｅｄ電源装置
CN103997194B (zh) * 2014-04-21 2017-07-07 杰华特微电子（杭州）有限公司 一种buck电路中开关管的驱动方法
JP6928878B2 (ja) * 2018-01-30 2021-09-01 パナソニックＩｐマネジメント株式会社 点灯装置
CN110167227B (zh) * 2018-02-14 2022-09-09 松下知识产权经营株式会社 开路保护电路、供电电路、开路保护方法及照明装置
KR20200109019A (ko) 2019-03-12 2020-09-22 엘지이노텍 주식회사 광원 구동장치

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5875472A (ja) * 1981-10-30 1983-05-07 Toshiba Corp スイツチングレギユレ−タ
US5008599A (en) * 1990-02-14 1991-04-16 Usi Lighting, Inc. Power factor correction circuit
JP3287086B2 (ja) * 1993-12-17 2002-05-27 株式会社ニプロン スイッチングレギュレータ
JPH1167471A (ja) * 1997-08-26 1999-03-09 Tec Corp 照明装置
JP2000262049A (ja) * 1999-03-05 2000-09-22 Koito Ind Ltd 航空障害灯の駆動装置
KR100418367B1 (ko) * 2001-06-14 2004-02-11 학교법인 청석학원 자려식 전원장치
JP4236894B2 (ja) * 2002-10-08 2009-03-11 株式会社小糸製作所 点灯回路
JP4726609B2 (ja) * 2005-11-17 2011-07-20 パナソニック株式会社 発光ダイオード駆動装置および発光ダイオード駆動用半導体装置
JP2009302017A (ja) * 2008-06-17 2009-12-24 Toshiba Lighting & Technology Corp 発光ダイオード点灯装置および照明装置
JP5345810B2 (ja) * 2008-08-12 2013-11-20 ローム株式会社 駆動装置
JP5077572B2 (ja) 2008-10-17 2012-11-21 東芝ライテック株式会社 発光ダイオード点灯装置
JP2010245421A (ja) * 2009-04-09 2010-10-28 Sanyo Electric Co Ltd 発光素子の制御回路
TW201038129A (en) * 2009-04-09 2010-10-16 Sanyo Electric Co Control circuit for light emitting element
JP2011108529A (ja) * 2009-11-18 2011-06-02 Phoenix Electric Co Ltd Ｌｅｄ用電源回路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20160117659A (ko) * 2015-03-30 2016-10-11 매그나칩 반도체 유한회사 트리거 회로 및 이를 포함하는 조명 장치

Also Published As

Publication number Publication date
KR101333687B1 (ko) 2013-11-27
TW201242422A (en) 2012-10-16
CN102651937A (zh) 2012-08-29
KR20120098443A (ko) 2012-09-05
JP2012182231A (ja) 2012-09-20

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