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TPS61030的功耗问题

Other Parts Discussed in Thread: TPS61030

Hi all:

     在使用TPS61030时测试功耗出现问题,原理图如下。

      VIN是3.6V,EN使能芯片,不加其他负载,测试VIN处的电流,用万用表uA档测试,平常是20uA左右,但会出现跳变,最大几百uA而且几秒钟就跳变一次,大概在500uA左右。请看下是否原理设计是否有问题。为何会出现这种现象?
另外手册中的静态电流值,是如何测试的?是否有测试步骤: