LM5155: usage of PGOOD pin

Takuya Terada

Part Number: LM5155

Hi teams,

I have a question about pgood pin of LM5155.

When you don't use pgood function, can you leave this pin open?

best regards,

Takuya

0 Garrett Roecker over 5 years ago

Hi Takuya,

Thanks for reaching out with your question and for using the LM5155.

If the PGOOD functionality is not needed it if fine to leave the pin floating.

Let me know if you have any other questions.

Thanks,

Garrett

Power management forum