TPS55165-Q1: Output voltage decreases issue

Zirui Su

Part Number: TPS55165-Q1

When I change the load current from 0.1A to 0.3A, the output voltage changes from roughly 12V to 11V, but 11V is not a reasonable deviation, so what may cause the issue and how to improve this?

over 3 years ago

0 Helen chen over 3 years ago

TI__Mastermind 40080 points

Hi Su,

Please share the sch and the pcb layout with us? Thanks!

And please read the TPS55165 layout guide line for a reference: https://www.ti.com/lit/pdf/slvaej2

0 Zirui Su over 3 years ago in reply to Helen chen

TI__Expert 5340 points

Hi Helen,

I have sent email to you with the same issue of TPS55165Q1, we could communicate through email then.

0 Helen chen over 3 years ago in reply to Zirui Su

TI__Mastermind 40080 points

OK, Please close this post!

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TPS55165-Q1: Output voltage decreases issue