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To review LNK3206D-TL design for 5V Output

Posted by: Narender Mariappan on

Hi All ,

I am Using LNK3206D-TL  in my design with 5V Output.Please review the design and suggest any improvements related to EMI/EMC Standards . 

PFA image in the below file.

Kindly do the needful

回應

Submitted by PI-SIGRIS on 02/26/2024

Hi,

Thank you for using PI-forums.

Your design design looks good. it followed the suggestions in the APP note. here is the link for the app note: an-70_linkswitch-tn2_design_guilde.pdf (power.com)

you can also use this APP NOTE when designing your pcb.

for your visualization. here are some RDR's that are close your design that might give you some clue on how your EMI would look.

RDR-721 2.75W 5V550mA 85-265VAC Non-Iso Buck LNK3207D (power.com)

rdr-506_1point44w_non-isolated_buck_converter_using_linkswitch-tn2.pdf (power.com)

 

Regards,

Sigris