Overview
The B4505CSG is an antenna made by Laird with 5 pins.
JLCPCB lists it (part C7079508).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the B4505CSG datasheet?
Laird publishes it: the Datasheet link on this page opens it.
Where can I order the B4505CSG?
JLCPCB lists it as part C7079508, with 0 in stock; the sellers' links on this page open their listings.