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BQ27742-G1: BQ27742-G1 lost communication after doing the short test

Part Number: BQ27742-G1

Hi 

The customer design with BQ27742-G1, the chip can communication normal; directly short the output terminal P+ and P-.  At this time, the chip lost the communication.

Attached the .srec file. and schematic.

sluc558.zip

Please help check it.

Thanks

Star