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TPS54040: About behavior when VIN ramp time is slow

Guru 21045 points
Part Number: TPS54040

Hi Team,

 

Our customer is evaluating TPS54040 at the following conditions.

However, VOUT is unstable when VIN ramp time is slow (around 90ms from 0V to 5.0V).

 

[Conditions]

VIN=5.0V

VOUT=2.8V

IOUT=around 70mA

EN pin is Open

 

Could you please let us know if you have any concern for this conditions?

 

Would you tell me your contact information?

I can send the customer information.

I’m looking forward to hearing from you.

 

Regards,

Kanemaru