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TPS65146RGER还是没有得到满意的答案

请看附件;VFLK拉到地,从而是VGHM=VGH,通过调节R179和R182的值来使VGH=VGHM=16V; 出现问题:VFBPD的值本来是1.24V,但是实测为2.2V左右,无论怎么调节R179和R182的值,VGH=VGHM=20V,是不是芯片坏了?因为反馈电压都不正常了????急急急

TPS65146RGER调试问题.pdf