| DC/DC转换器LT3496及其在多通道LED驱动器上的应用 |
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| 引用本文： | 马国胜,杨鹭怡.DC/DC转换器LT3496及其在多通道LED驱动器上的应用[J].国外电子元器件,2008(1):44-48. |
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| 作者姓名： | 马国胜 杨鹭怡 |
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| 作者单位： | 1. 解放军电子工程学院302室,安徽,合肥,230037
2. 解放军炮兵学院无人机室,安徽,合肥,230031 |
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| 摘 要： | LT3496是Linear公司推出的一款DC／DC转换器，该器件主要用于三通道LED驱动器，其驱动效率高，可驱动多达24个500mA的LED，而且每个通道的调光比高达3000：1。本文介绍LT3496的主要功能及其应用。
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| 关 键 词： | DC/DC转换器 脉宽调制 调光比 电流模式架构 LT3496 |
| 文章编号： | 1006-6977(2008)01-0044-04 |
| 修稿时间： | 2007年9月13日 |
DC/DC converter LT3496 and its applications in driving multichannels LED |
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| MA Guo-sheng,YANG Lu-yi.DC/DC converter LT3496 and its applications in driving multichannels LED[J].International Electronic Elements,2008(1):44-48. |
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| Authors: | MA Guo-sheng YANG Lu-yi |
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| Affiliation: | MA Guo-sheng1,YANG Lu-yi2(1.Room 302,Electronic Engineering Institute,Hefei 230037,China,2.Vacant Room,the PLA Artillery Academy,Hefei 230031,China) |
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| Abstract: | LT3496 is a DC/DC converter which is newly released by Linear Company.The IC is a triple output DC/DC converter designed to operate as a constant-current source and is ideal for driving LEDs.It has high drive efficiency,and can drive 24 500 mA LEDs.The LT3496 supports 3000:1 dimming control on each.LT3496's function is introduced and its application is introduced in this article. |
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| Keywords: | DC/DC converter pulse width modulation dimming ratio current mode architecture LT3496 |
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