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关于16年电子设计大赛赛题,题中要求用LM5177降压输出的 输出电压的噪声纹波Uopp 定义的问题

Other Parts Discussed in Thread: LM5177

题中要求用LM5177降压输出的 输出电压的噪声纹波Uopp 包括由于开关引起的噪声波动吗 ,现在纹波已经达到要求了,但是噪声有点大,请问噪声纹波Uopp的定义是包括这个噪声吗 ?  明天就要交作品了,急求回答 ,谢谢!