Hello Libin,
I've searched our TI Designs page and found 2 reference designs with parameters similar to those you provided:
The PMP7146 ( www.ti.com/.../PMP7146 is a design for very wide AC input voltage and intended to accommodate power-line communication…
Other Parts Discussed in Thread: UCC28704 , UCC28740 , LM5022 , PMP10129 , LM5021 Hi team,
My customer is looking for 380VAC to 20VDC/0.5A solution.
I wonder if we have similar reference designs or TIDAs?
Also, I want to promote solutions like UCC28740…