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本文介绍了采用ＡＰＦＣ控制器Ｌ６５６０和功率开关ＭＯＳＦＥＴ设计的２０Ｗ双管荧光灯电子镇流器工作原理，给出了有关测试数据、波形、印制电路及其主要元件的选择方法。具有较强的可操作性
This paper introduces the working principle of a 20W dual-tube fluorescent lamp electronic ballast designed with APFC controller L6560 and power switching MOSFET, and gives the selection method of test data, waveform, printed circuit and its main components. Has strong operability