UCC25800-Q1: Application note about UCC25800 of transformer

Hi team,

I have one questions about the UCC25800 transformer design .

I found 750319833 in the application note.

I need a 750319833 transformer to design but can not find it on WE webside. Could you help me with why no related of 750319833? If you have transformer info please share for me.

Bias Supply Design for Isolated Gate Driver Using UCC25800-Q1 Open-Loop LLC Transformer Driver

https://www.ti.com/lit/an/sluaab9a/sluaab9a.pdf?ts=1639389995932&ref_url=https%253A%252F%252Fwww.ti.com%252Fproduct%252FUCC25800-Q1%253FkeyMatch%253DUCC25800-Q1%2526tisearch%253Dsearch-everything%2526usecase%253DGPN