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tps53647 and csd96372bq5mc DC2.5V 100A source

Other Parts Discussed in Thread: TPS53647

when enable the TPS53647, the VR_FAULT is pulled low, read the STATUS_BYTE value is 0x45, read the READ_TEMPERATURE_1 value is 0xE8B4, OTP should not occur,but STATUS_TEMPERATURE val is 0xC0, how does this hapen, and what should i check for more information?

check STATUS_WORD, val is 0x1845 , and check STATUS_MFR_SPECIFIC, val is 0x80, but i am not sure the Power State Fault mean , is it mean the OTP , or any other fault?

The schematic diagram is the same as section 8 of the data manual, TPS53647 connect with four csd96372bq5mc