CN201282580Y - 大功率led驱动电路 - Google Patents
大功率led驱动电路 Download PDFInfo
- Publication number
- CN201282580Y CN201282580Y CNU2008201651584U CN200820165158U CN201282580Y CN 201282580 Y CN201282580 Y CN 201282580Y CN U2008201651584 U CNU2008201651584 U CN U2008201651584U CN 200820165158 U CN200820165158 U CN 200820165158U CN 201282580 Y CN201282580 Y CN 201282580Y
- Authority
- CN
- China
- Prior art keywords
- triode
- led1
- capacitor
- led4
- drive circuit
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 28
- 239000003381 stabilizer Substances 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 230000005693 optoelectronics Effects 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 210000001328 optic nerve Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
- H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/52—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits in a parallel array of LEDs
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
- H05B45/56—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving measures to prevent abnormal temperature of the LEDs
Landscapes
- Led Devices (AREA)
Abstract
Description
Claims (6)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201651584U CN201282580Y (zh) | 2008-09-28 | 2008-09-28 | 大功率led驱动电路 |
EP09171315A EP2170013A3 (en) | 2008-09-28 | 2009-09-25 | High-power LED driving circuit |
US12/566,932 US8193716B2 (en) | 2008-09-28 | 2009-09-25 | High-power LED driving circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2008201651584U CN201282580Y (zh) | 2008-09-28 | 2008-09-28 | 大功率led驱动电路 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201282580Y true CN201282580Y (zh) | 2009-07-29 |
Family
ID=40929443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2008201651584U Expired - Fee Related CN201282580Y (zh) | 2008-09-28 | 2008-09-28 | 大功率led驱动电路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8193716B2 (zh) |
EP (1) | EP2170013A3 (zh) |
CN (1) | CN201282580Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT509540B1 (de) * | 2010-02-25 | 2012-05-15 | Blum Gmbh Julius | Ausziehführung für schubladen |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2749134B1 (en) * | 2011-12-15 | 2017-02-22 | Philips Lighting Holding B.V. | Light emitting device and system |
CN103326340A (zh) * | 2012-03-23 | 2013-09-25 | 鸿富锦精密工业(深圳)有限公司 | 激光头二极管保护电路及保护方法 |
US10841998B1 (en) | 2019-05-17 | 2020-11-17 | Signify Holding B.V. | Shared power topology for LED luminaires |
EP4099803A1 (en) * | 2021-06-04 | 2022-12-07 | Tridonic GmbH & Co. KG | Tunable white led module |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2451697A3 (fr) * | 1979-03-13 | 1980-10-10 | Salieri Jean Louis | Guirlande electrique d'alimentation autonome |
GB2067368A (en) * | 1980-01-09 | 1981-07-22 | Tang R K L | LED decorative light source power supply |
TWI235349B (en) * | 2001-11-26 | 2005-07-01 | Osram Opto Semiconductors Gmbh | Circuit-arrangement for an LED-array |
JP4511784B2 (ja) * | 2001-12-20 | 2010-07-28 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | Ledアレイ及びledモジュール |
US7154252B2 (en) * | 2002-11-27 | 2006-12-26 | James David Arthur | Converter for electronic flashlight |
ITRE20030098A1 (it) * | 2003-10-16 | 2005-04-17 | Immobiliare Eder Srl | Dispositivo di pilotaggio diodi emettitori di luce |
JP4577525B2 (ja) * | 2007-05-31 | 2010-11-10 | 東芝ライテック株式会社 | 照明装置 |
TW201043083A (en) * | 2009-05-21 | 2010-12-01 | Everlight Electronics Co Ltd | Light emitting diode circuit |
-
2008
- 2008-09-28 CN CNU2008201651584U patent/CN201282580Y/zh not_active Expired - Fee Related
-
2009
- 2009-09-25 EP EP09171315A patent/EP2170013A3/en not_active Withdrawn
- 2009-09-25 US US12/566,932 patent/US8193716B2/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT509540B1 (de) * | 2010-02-25 | 2012-05-15 | Blum Gmbh Julius | Ausziehführung für schubladen |
Also Published As
Publication number | Publication date |
---|---|
US20100079086A1 (en) | 2010-04-01 |
US8193716B2 (en) | 2012-06-05 |
EP2170013A2 (en) | 2010-03-31 |
EP2170013A3 (en) | 2011-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TIANJIN JINMA OPTOELECTRONIC CO., LTD. Free format text: FORMER OWNER: ZHANG RONGMIN Effective date: 20130807 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 311100 HANGZHOU, ZHEJIANG PROVINCE TO: 300308 BINHAI NEW ZONE, TIANJIN CITY |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130807 Address after: 300308 A, block 9, eight West 518, Tianjin Airport Economic Zone Patentee after: Tianjin Jinma Photoelectric Co., Ltd. Address before: 311100, Donggang Road, Hangzhou Road, Yuhang District, Zhejiang, 28 Patentee before: Zhang Rongmin |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090729 Termination date: 20160928 |