It depends of why it's became burned, but to me it seems reparable. Later in the evening, or tomorrow I can give you more info about the ic.
Because of my son. He put solid pasta inside ( Maybe You know the labeling of this part ... maybe it will help me ?
Hmmm, okay based on my measurement which shows the input/output and (5v) switch pin as this.. And after allot of time searching, then it must be the FDC6330L Integrated Load Switch. Also because the Package Marking and Ordering Information Device Marking info into the datasheet says .330 See the pdf for more about this. Where to buy? See for example aliexpress, search there for the FDC6330L and see the 6 pins version with the .330 marking code on it or see ebay or search to it with google.