LMR38025: Can support 48V to 24V @2.5A?

Jimmy WANG

Genius 4085 points

Part Number: LMR38025

Tool/software:

Hi team,

LMR38025 can support 48V to 24V @2.5A? thanks

23 hours ago

0 Niranjan Nair 20 hours ago

TI__Genius 9280 points

Hi Jimmy,

Yes, it can support. But you will need to take care about the thermals. I would suggest using Webench to see the usable frequency range at the max expected ambient temp.

Regards,

Niranjan

0 Jimmy WANG 19 hours ago in reply to Niranjan Nair

Genius 4085 points

Hi team,

But LMR38025 no webech can support.

Can you help check?

48V to 24V, L=33uH FSW=1Mhz

load around 1.2A then shut down.

0 Niranjan Nair 17 hours ago in reply to Jimmy WANG

TI__Genius 9280 points

Hi Jimmy,

Do you mean the load transient from 1.2A to no load?

Regards,

Niranjan

0 Jimmy WANG 16 hours ago in reply to Niranjan Nair

Genius 4085 points

Hi team,

no, load capability only 1.2A and IC will shutdown.
but FSW Chang to 400KHz , load capability up to 1.9A but Ic still shutdown.

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LMR38025: Can support 48V to 24V @2.5A?