由于国庆节假期,帖子审批以及工程师回复将会有所延迟,敬请谅解

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TPS53319 输出电流大于3A时 输出异常,PGOOD=0

原理图

-1.4ms时,负载电阻减小,预期输出增加到3.5A,CH1为输出电压,CH2为LL电压

CH1为输出电压,CH2为FB电压

1.1V 3A时,输出纹波