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UCC28056: 输出电容大小

Part Number: UCC28056

在UCC28056的示例中,输出电容一般大于100uF。反馈基准电压是2.5V,输出过压阈值在2.7V左右,以390V输出为例,那么输出过压保护大概在420V。因为电源体积受限,需要减小输出电容。问题是减小输出电容,输出电压纹波变大,很容易触发过压保护,有没有办法减小输出电容的同时不触发过压保护?