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LM5155-Q1: LM5155 开关频率

Part Number: LM5155-Q1

规格书定义LM5155-Q1开关频率是100K-2.2M,

为了降低开关损耗,尝试增加RT去降低开关频率,当RT增加到220k以上时候,开关频率可以降低到100K以下,那么实际应用当中当开关频率降低到100K以下有何风险,是否可以这样设计。