Part Number: PMP21639 Other Parts Discussed in Thread: ATL431 , UCC28780
I duplicated the PMP21639 reference design exactly and I'm checking the Vo (without USB-C cable attached). I matched every component used as well.
The issue is Vo is always 8VDC…
Part Number: PMP21639 Other Parts Discussed in Thread: UCC28780 Hello,
I want to know parts location of the thermal image especially LMG3411 and UCC28780 placement at 90VAC, 50Hz input, 20V,3.25A output case presented in page-7, page-8 for my better understanding…