power sources/conversion

Hi all, I'm making a custom application and I need a source for a device that takes 300mA - 48VAC at 50 Hz to power. I can easily get the 48V, but how can I get it to 50 Hz? All I've got so far is just trying to rectify it and then using a function generator, but is there another way that wont...

Hi, I am using LT3958 to design a SEPIC Buck converter to supply my sensor for BMS function. I have made the necessary calculations for required DC coupling capacitor. I need a 22uF @ 100V XR7/XR5. I went to digikey website to check for the components. I see a capacitor whose application says is...