TW201242422A - LED lighting device - Google Patents
LED lighting device Download PDFInfo
- Publication number
- TW201242422A TW201242422A TW101105992A TW101105992A TW201242422A TW 201242422 A TW201242422 A TW 201242422A TW 101105992 A TW101105992 A TW 101105992A TW 101105992 A TW101105992 A TW 101105992A TW 201242422 A TW201242422 A TW 201242422A
- Authority
- TW
- Taiwan
- Prior art keywords
- circuit
- resistor
- voltage
- capacitor
- switching element
- Prior art date
Links
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)
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 (1)
Publication Number | Publication Date |
---|---|
TW201242422A true TW201242422A (en) | 2012-10-16 |
Family
ID=46693807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW101105992A TW201242422A (en) | 2011-02-28 | 2012-02-23 | LED lighting device |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5327251B2 (ja) |
KR (1) | KR101333687B1 (ja) |
CN (1) | CN102651937A (ja) |
TW (1) | TW201242422A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI746929B (zh) * | 2018-01-30 | 2021-11-21 | 日商松下知識產權經營股份有限公司 | 點燈裝置 |
Families Citing this family (9)
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 |
KR102133612B1 (ko) * | 2015-03-30 | 2020-08-05 | 매그나칩 반도체 유한회사 | 트리거 회로 및 이를 포함하는 조명 장치 |
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)
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 |
-
2011
- 2011-02-28 JP JP2011042916A patent/JP5327251B2/ja not_active Expired - Fee Related
-
2012
- 2012-02-21 KR KR1020120017427A patent/KR101333687B1/ko not_active IP Right Cessation
- 2012-02-23 CN CN2012100444821A patent/CN102651937A/zh active Pending
- 2012-02-23 TW TW101105992A patent/TW201242422A/zh unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI746929B (zh) * | 2018-01-30 | 2021-11-21 | 日商松下知識產權經營股份有限公司 | 點燈裝置 |
Also Published As
Publication number | Publication date |
---|---|
JP5327251B2 (ja) | 2013-10-30 |
JP2012182231A (ja) | 2012-09-20 |
CN102651937A (zh) | 2012-08-29 |
KR101333687B1 (ko) | 2013-11-27 |
KR20120098443A (ko) | 2012-09-05 |
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