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TPS56637: TPS56637RPAR输入电压16V烧芯片,静态功耗也高

Part Number: TPS56637
Other Parts Discussed in Thread: TPS51396A

我自己做了一个测试板

问题有:

1.输入16V即把芯片给烧了,连续烧了2pcs.

2.静态功耗有250uA,超过官网写的125uA的功耗

经过反复检查没发现异常出在哪,请帮忙分析一下,谢谢