TPS2372: About RTN pin in TPS2372

albgarc2014

Part Number: TPS2372

Hi TI!

I am designing a system POE - PD based in TPS2372-4RGWR. My system isn't isolated application, then I have only one GND reference.

I must to tied the the RTN pin to the GND system's reference mass?

Thank yuo very much.

Best Rgeards.

0 Michael Pahl over 4 years ago

Hello,

Yes RTN is the reference ground for the IC. It must be used.

Please see the following design that uses another standalone PoE PD with a buck DCDC:

If this post answers your question, please indicate so by marking this thread as resolved. Thank you.

Regards,

Michael P.

Applications Engineer

Texas Instruments

0 albgarc2014 over 4 years ago in reply to Michael Pahl

Genius 3520 points

Hi Michael Pahl,

Sincerely thank you very much.

Best Regards.

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