SMT component identification
Going by look and reference designator (F20, mirrored in the OP’s image), it seems to be fuse. One of the fuse from Bourns can match it. Further confirmation can be made by inspecting the resistance of it. looking at the copper trace width, it looks like power plane.  See the image below:  



Datasheet:
http://www.bourns.com/docs/Product-Datasheets/sf0603f.pdf