About application note for LM5143-Q1: 4-phase buck regulator, Slave side's DITH pin setting are described Page-5: Open and Page-9: connect to VDDA.
Which is correct?
Is DITH pin on slave side left open OK?
https://www.ti.com/jp/lit/an/snva870a/snva870a.pdf
Best regards,
Satoshi