TPS54394 EN pin question

Terry Wu

Expert 1680 points

Other Parts Discussed in Thread: TPS54394

Dear Sirs,

Is this TPS54394 dual DC-DC buck left EN pin "NC"

The DC-DC will shutdown due to internal 450K ohm pull down resistor ?

Many thanks !

0 Jason Wang (BSR-MV) over 7 years ago

Terry,

Yes, EC table show that there is 450kohm pull down resistor.

You can letf the EN pin floating if the relative BUCK don't use.

Jason Wang

0 Terry Wu over 7 years ago in reply to Jason Wang (BSR-MV)

Expert 1680 points

Hello Jason,

Got it. Many thanks ~

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