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TPS549B22: TPS549B22 PWM出现异常

Part Number: TPS549B22

您好,咨询一下,TPS549B22在工作中,轻重载快速切换状态下出现SW  PWM波形出现波动,输出电压和PG端没有出现异常,是否会影响到电源的稳定性。 另外远端反馈和近端反馈, VOSNS有什么特殊的要求,现在发现把远端和近端接到一起的时候,PWM波形才是稳定的。