TPS23756: We used TPS23756 in our POE device,please help to review our Schematic

chen chen35

Intellectual 875 points

Part Number: TPS23756

Hi all,

We used TPS23756 in our POE device,please help to review our Schematic as below,thanks a lot !

over 6 years ago

0 Darwin Fernandez over 6 years ago

TI__Mastermind 40660 points

Hi Chen,

We are currently reviewing this. Comments will be posted when available. Thanks!

Regards,

Darwin

0 Darwin Fernandez over 6 years ago in reply to Darwin Fernandez

TI__Mastermind 40660 points

Hi Chen,

A couple comments regarding the schematic:

D50 should be unidirectional TVS.
C52 should be 0.047uF and 250V

The clamping PFET is only rated for 30V. This should be a 150V FET like Si2325.

Power management

Power management forum

TPS23756: We used TPS23756 in our POE device,please help to review our Schematic