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基于反激变换的LED恒流驱动技术研究

  • 资源大小:344
  • 上传时间:2021-09-25
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  • 标      签: LED恒流

资 源 简 介

LED 是一种新型高效半导体光源,在照明领域具有广阔的应用前景。针对大功率LED 特点,分析了LED应用于照明领域的连接方式,研究了白光LED 的反激变换驱动电路,设计了相关参数,实验结果表明这种恒流驱动方式具有良好的恒流精度。Abstract: LED is one kind of advanced high-efficiency semiconductor lamp, and has a wide applicaTIon in lighTIng. In this paper, the LED connecTIng modes are analyzed for lighTIng application, the flyback circuit is designed for driving LED group with constant-output-current. It is shown by experiments that the driving method has a high accuracy for constant-output-current.关键词﹕LED 驱动 恒流 反激变换Keywords: Light-Emitting Diode Driving Constant-Current Flyback Circuit
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