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Original question:

TLV62569: TLV62569 Used as 5V to 3.3V ,When the load at 420ma ,the ripple of 3.3V is very high（140mVpp）then test SW pin ...

TLV62569: Inductor current rating?

PYTsai
Genius 11960 points
Part Number: TLV62569


Hi 

Can you help suggest the inductor current rating ? 

Our application is 3.3V in and 1.1V out 1.5A. 

base on data sheet, my calculation result is 2A current rating, is it correct ? 

Thanks!