DP83TC811S-Q1: EMC fail

Betty Guo

Expert 7300 points

Part Number: DP83TC811S-Q1

Hi team,

customer test DP83TC811S-Q1 EMC with GB_T, find the AVG_MAXH_AVG is fail, excess 2.9dB.

I attached test result, could you give comments about that what will cause EMC fail, how can we improve? thanks.

thanks.

2#30-108M_50MM_bn T box_fail.Rtf 2#30-108M_750MM_bn T box_fail.Rtf

over 3 years ago

0 Justin Lazaruk over 3 years ago

TI__Expert 7040 points

Hi Betty,

Can you please attach the schematic for this application? Are there potential stubs or impedance discontinuities that could be affecting the application?

Regards,
Justin

0 user5850461 over 3 years ago in reply to Justin Lazaruk

Prodigy 10 points

Dear Justin,

Please kindly find the attachment(pdf format) for the schematic of phy part.also I will post the gerber files here if neededSCH_PHY.pdf

Thanks

0 Justin Lazaruk over 3 years ago in reply to user5850461

TI__Expert 7040 points

Hi Betty, YQ,

Thank you, Betty has also reached out directly over email where I will continue to support this.

Regards,
Justin

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DP83TC811S-Q1: EMC fail