Part Number: PMP9477 Other Parts Discussed in Thread: LM3481 , TIDA-00744 , TPS55340
I have noticed some discrepancies in this video regarding what Mr. Xiang was telling and what he had showed.
Video Link: https://www.youtube.com/watch?v=78UR5jJQj…
Regarding your question about the input filter, I would recommend looking at PMP9477 as an example of a input filter for an automotive application.
The filter you have drawn there is conceptually correct, however the details of the filter…
Actually the part is rated for Max 150C Tj so it will operate at 125C ambient.
The LM3481 will not switch if the output is higher than the set voltage. We do have some reference designs specifically for Start-Stop application:
I hope this helps…