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LM5026电流连续模式振荡



轻载正常,连续加负载到CCM模式环路就剧烈振荡。

以前从没这样过,原理图都一样的,输入24V,输出5V3A,频率400K,输出储能电感10uH,电容100uF,输出大概1A就振荡。

有什么可能的原因呢?