Hi,
I think this is dependent also on the layout of your board as well as the selection of your filter components
If you need a 2A device, this datasheet has some info on the radiated and conducted EMI
http://www.ti.com/tool/PMP9457
Or this one
www…
Hi, Thank you for your support. We understood no such subharmonic peaks coming out of the device. So is the noise floor at low frequency of PMP9457 coming out of input filter?
Best Regards, tateo