DRV8425: VREF difference DRV8424/5

Hi team,

Limit of VREF are different DRV8424 and 5.

Does this mean that the rated current is different for 2.5A and 2.0A, but the internal circuitry of VREF is the same?

Also, if used beyond this limit voltage, what problems will occur?

Best regards,
Goto