CAJ | 학술논문

介绍了 BUCK 拓扑结构,分析了其工作原理,给出了相应波形.根据 BUCK 拓扑特点,采用 NI 公司的 LM3414HV 恒流降压驱动器作为控制芯片,设计了一款用于煤矿井下作业人员照明的 LED 驱动电源,给出了实测的工作波形图以及光谱特性分布图.测试验证了设计的正确性.
개소료 BUCK 탁복결구,분석료기공작원리,급출료상응파형.근거 BUCK 탁복특점,채용 NI 공사적 LM3414HV 항류강압구동기작위공제심편,설계료일관용우매광정하작업인원조명적 LED 구동전원,급출료실측적공작파형도이급광보특성분포도.측시험증료설계적정학성.
This paper describes a BUCK topology ,analyzes its working principle ,and gives its corresponding waveforms.Using the chip of LM3414HV as a constant current buck drive controller ,a LED lighting drive pow-er for coal mine workers is designed.A test is carried out to give the operation waveforms as well as spectral characteristic maps.The validity of the design is thus tested by the final results .