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e2echina.ti.com/.../391832
图中是我输出0.2欧姆电阻时上管的波形,这时占空比很小,接近于输出短接占空比为零的情况,由图中可以看出上管被控制回路控制的导通时间需要的很小,图中凹进去的部分,上管都好像没有完全导通,进入线性区了。如果我输出加一个几欧姆的电阻,上管的波形是很稳定的方波。出现这样的情况应该是电感的原因对吗,怎么解释呢?