CAJ | 학술논문

作为LED灯具的核心部件，驱动电源直接影响LED灯具的性能与寿命。介绍了以电阻限流电路、线性调节器、开关调节器来做主电路的LED驱动电源，分析了三种电路的优缺点，指出开关调节器因具有精确自调控能力、高效率、高稳定性等优点，是目前大功率LED驱动电路的最佳选择。着重概括了开关调节器的研究现状。
작위LED등구적핵심부건，구동전원직접영향LED등구적성능여수명。개소료이전조한류전로、선성조절기、개관조절기래주주전로적LED구동전원，분석료삼충전로적우결점，지출개관조절기인구유정학자조공능력、고효솔、고은정성등우점，시목전대공솔LED구동전로적최가선택。착중개괄료개관조절기적연구현상。
As one of the core components of LED lamps , LED driving power directly affects the performance and life of LED lamps.In this paper, three kinds LED driving power circuits, i.e., the resistance current limiting circuit , linear regulator , switching regulator , were introduced respectively .The characters of these circuits were analyzed .The switch controller is the optimum choice for high-power LED driving power , because of its advantages of accurate self-control ability , high efficiency , and high stability . Furthermore , the development of switching regulator was outlined emphatically .