We need this chip as a replacement for the TI variant TPS2052BDGN. This component is UL-recognized and we use the component in our devices, which themselves have UL approval. If components have to be replaced in such devices, a declaration to UL rega...

What does this mean in numbers "corresponding project size"?

https://iq.ulprospector.com/en/profile?e=142370

I can't find the component STMPS2252TTR on the UL pages

Something like an e-file number, such as E354278 for STMPS2151. I can't find the component on the UL pages.