Article · 中文
在电子放大器中,相位裕度(PM)是在零dB增益時,放大器的输出信号(相对于其输入)的相位与180°之间的差(单位为度)。 . 例如,放大器在零dB時的相位落後是135°,則其相位裕度為180°-135°=45°。
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