| LT3599的LCD LED背光驱动控制电路的设计 |
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| 引用本文： | 于玖爱,刘学满.LT3599的LCD LED背光驱动控制电路的设计[J].电子设计工程,2011,19(14):90-93. |
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| 作者姓名： | 于玖爱 刘学满 |
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| 作者单位： | 长沙湘计海盾科技有限公司,湖南长沙,410005 |
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| 摘 要： | 介绍了一种液晶显示器的LED背光驱动控制设计方案,对电路的整体控制、各项功能的实现、各性能参数的详细计算方法以及电路的具体设计等一一进行了阐述,并给出了相关的控制框图和时序图,配合灵活的FPGA的软件编程以及恰当的LED灯组布局,可以实现良好的LED背光驱动控制。
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| 关 键 词： | LED背光源 FPGA PWM脉宽调控 驱动电流 开关频率 |
Design of LED backlight driver and controller circuit based on LT3599 |
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| YU Jiu-ai,LIU Xue-man.Design of LED backlight driver and controller circuit based on LT3599[J].Electronic Design Engineering,2011,19(14):90-93. |
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| Authors: | YU Jiu-ai LIU Xue-man |
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| Affiliation: | (Changsha Xiangji-Haidun Technology Corporation LTD,Changsha 410005,China) |
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| Abstract: | A design scheme of LED backlight driver and controller is introduced.This scheme describes the integral control of circuit,the realization for various features,the computing method of every performance parameter and the detailed design of circuit in detai |
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| Keywords: | LED backlight FPGA PWM dimming control drive current switching frequency |
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