关于矩形波发生电路的问题我感觉右边最后一句话有问题:理由如下:(其中P点为同相输入端),U0升高,UP也升高,但是UN也会升高(本身就是个负反馈),UP和UN的差值不一定会升高,这一点导致
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![关于矩形波发生电路的问题我感觉右边最后一句话有问题:理由如下:(其中P点为同相输入端),U0升高,UP也升高,但是UN也会升高(本身就是个负反馈),UP和UN的差值不一定会升高,这一点导致](/uploads/image/z/11699528-32-8.jpg?t=%E5%85%B3%E4%BA%8E%E7%9F%A9%E5%BD%A2%E6%B3%A2%E5%8F%91%E7%94%9F%E7%94%B5%E8%B7%AF%E7%9A%84%E9%97%AE%E9%A2%98%E6%88%91%E6%84%9F%E8%A7%89%E5%8F%B3%E8%BE%B9%E6%9C%80%E5%90%8E%E4%B8%80%E5%8F%A5%E8%AF%9D%E6%9C%89%E9%97%AE%E9%A2%98%3A%E7%90%86%E7%94%B1%E5%A6%82%E4%B8%8B%EF%BC%9A%EF%BC%88%E5%85%B6%E4%B8%ADP%E7%82%B9%E4%B8%BA%E5%90%8C%E7%9B%B8%E8%BE%93%E5%85%A5%E7%AB%AF%EF%BC%89%2CU0%E5%8D%87%E9%AB%98%2CUP%E4%B9%9F%E5%8D%87%E9%AB%98%2C%E4%BD%86%E6%98%AFUN%E4%B9%9F%E4%BC%9A%E5%8D%87%E9%AB%98%EF%BC%88%E6%9C%AC%E8%BA%AB%E5%B0%B1%E6%98%AF%E4%B8%AA%E8%B4%9F%E5%8F%8D%E9%A6%88%EF%BC%89%2CUP%E5%92%8CUN%E7%9A%84%E5%B7%AE%E5%80%BC%E4%B8%8D%E4%B8%80%E5%AE%9A%E4%BC%9A%E5%8D%87%E9%AB%98%2C%E8%BF%99%E4%B8%80%E7%82%B9%E5%AF%BC%E8%87%B4)
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