TW201531150A - 發光二極體之高功率因數驅動電路 - Google Patents

發光二極體之高功率因數驅動電路 Download PDF

Info

Publication number
TW201531150A
TW201531150A TW103102238A TW103102238A TW201531150A TW 201531150 A TW201531150 A TW 201531150A TW 103102238 A TW103102238 A TW 103102238A TW 103102238 A TW103102238 A TW 103102238A TW 201531150 A TW201531150 A TW 201531150A
Authority
TW
Taiwan
Prior art keywords
switching unit
emitting diode
light emitting
current
power factor
Prior art date
Application number
TW103102238A
Other languages
English (en)
Chinese (zh)
Other versions
TWI499351B (enrdf_load_stackoverflow
Inventor
Wei-Zhen Liang
Original Assignee
Memchip Technology Co Ltd
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 Memchip Technology Co Ltd filed Critical Memchip Technology Co Ltd
Priority to TW103102238A priority Critical patent/TW201531150A/zh
Publication of TW201531150A publication Critical patent/TW201531150A/zh
Application granted granted Critical
Publication of TWI499351B publication Critical patent/TWI499351B/zh

Links

Landscapes

  • Led Devices (AREA)
TW103102238A 2014-01-22 2014-01-22 發光二極體之高功率因數驅動電路 TW201531150A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW103102238A TW201531150A (zh) 2014-01-22 2014-01-22 發光二極體之高功率因數驅動電路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW103102238A TW201531150A (zh) 2014-01-22 2014-01-22 發光二極體之高功率因數驅動電路

Publications (2)

Publication Number Publication Date
TW201531150A true TW201531150A (zh) 2015-08-01
TWI499351B TWI499351B (enrdf_load_stackoverflow) 2015-09-01

Family

ID=54342932

Family Applications (1)

Application Number Title Priority Date Filing Date
TW103102238A TW201531150A (zh) 2014-01-22 2014-01-22 發光二極體之高功率因數驅動電路

Country Status (1)

Country Link
TW (1) TW201531150A (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW307980B (enrdf_load_stackoverflow) * 1994-04-28 1997-06-11 Toshiba Light Technic Kk
CN201533442U (zh) * 2009-10-31 2010-07-21 中山市欧普照明股份有限公司 一种高功率因数电子镇流器
CN101944844A (zh) * 2009-11-16 2011-01-12 林福泳 一种高功率因数电源校正电路
CN102105009B (zh) * 2011-03-25 2014-02-05 上海新进半导体制造有限公司 高功率因数led驱动电源及其控制电路

Also Published As

Publication number Publication date
TWI499351B (enrdf_load_stackoverflow) 2015-09-01

Similar Documents

Publication Publication Date Title
CN108633126B (zh) 线性高功率因素恒流无频闪led驱动电路及方法
TW201342987A (zh) 照明驅動電路
KR101435853B1 (ko) 발광 다이오드 구동 장치
JP2014171382A (ja) 力率改善回路機能向上装置
US9374865B2 (en) Lighting device, illuminating device and light fixture
JP5635878B2 (ja) 交流用発光ダイオード発光装置
US11528791B2 (en) Driving circuit
CN104797037B (zh) 具备多级驱动阶段和低频闪的发光二极管照明装置
JP6353992B1 (ja) グロー低減が改善されたｌｅｄ光源
CN103929845B (zh) 适用线性高压led驱动器的调光电路
TWI449458B (zh) 發光二極體驅動系統
TWI657715B (zh) 低頻閃之發光二極體驅動電路及其驅動方法
TWI633806B (zh) 使用高電壓的發光二極體驅動電路
TW201531150A (zh) 發光二極體之高功率因數驅動電路
CN103687173A (zh) 可解闪频的全域式线性led驱动电路
KR20180071293A (ko) 발광 다이오드 조명 장치
CN105282899B (zh) 低闪烁和高功率因素的发光二极管的驱动电路
TWI524813B (zh) 低閃爍和高功率因素的發光二極體之驅動電路
JP5385815B2 (ja) 点灯装置及びそれを用いた照明器具
CN204408666U (zh) Led控制电路及使用该电路的led灯具
TWI548305B (zh) 發光二極體驅動電路
CN206533570U (zh) 发光二极管灯的驱动装置
CN117135795A (zh) 驱动电路及照明装置
TW201510969A (zh) 以脈動直流電壓直接操作複數個ｌｅｄ的裝置及方法
CN103281840B (zh) 高功率因数的led驱动电路