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按照参考设计后,发现无法工作,请帮忙查下是怎么回事?
选中的线是底层的线
你好,原理图就是按照datasheet来做的,输入为15V,SW引脚只有下图这种高频信号,无法完全关断,
COMP电压约为1.1V,D1靠近线圈端的波形如下图
实际设置输出电压约为12V,但最终输出电压为1.28V