红蓝双色LED植物补光灯的驱动电路  

LED Driver for Red-blue LED Supplementary Lighting Lamp

作　　者：许英朝 陈冠宇[1] 常永笑 郑乐乐 林洪沂 

机构地区：[1]厦门理工学院光电与通信工程学院 [2]福建省光电技术与器件重点实验室(厦门理工学院),福建厦门361024

出　　处：《厦门大学学报（自然科学版）》2017年第5期745-749,共5页Journal of Xiamen University：Natural Science

基　　金：国家自然科学基金青年科学基金(11304259);福建省自然科学基金(2016J01683)

摘　　要：一定波长范围内的蓝色光和红色光对植物不同阶段的生长有很好的促进作用,红蓝光比可以在一定范围内切换的LED植物补光灯是新一代人工照明光源LED的一个重要的应用领域,一个好的驱动电路对于LED植物补光灯缩减成本、普及应用来说至关重要.以10颗蓝光LED和40颗红光LED组成的植物补光灯作为研究对象,并且以BP3016芯片为基础设计了一个输出电流为1.4A,输出功率目标值为35W,适用于5并10串的交流输入式恒流驱动电路.通过制作实物并进行测试,观察到灯具可以正常发光,测出其输出电流为1.40A,输出电压为23.10V,输出功率为32.34 W,符合设计预期目标值.Blue light and red light within a certain wavelength range play important roles in promoting the growth of plants.The LED supplementary lighting lamp with the switchable red and blue light proportion is one of the most important applications for the new generation artificial lighting source.A good drive circuit is crucial to cut the costs and for its popularization and application.Therefore,the design and manufacture of the drive circuit for the blue light and red light LED supplementary lighting lamp are presented in the paper.The LED supplementary lighting lamp with 10 blue LEDs and 40 red LEDs is taken as the research object.And the constant current drive circuit with the output current of 1.4A,output power of 35 Wis designed based on the BP3016 chip and it is5-series and 10-parallel AC input circuit.Finally,the manufactured production was tested and the LED lamp was works normally.The measureed output current is 1.4A,the output voltage is 23.10 V,and the output power is 32.34 W,in accordance with the design expectation target.

关 键 词：LED 补光灯 驱动电路 恒流电路 

分 类 号：TN710[电子电信—电路与系统]