Overview
The G450BN is an antenna made by TE Connectivity with 5 pins.
JLCPCB lists it (part C6048436).
Symbol
The library has no symbol for this part yet.
Footprint
The library has no footprint for this part yet.
Questions
Where is the G450BN datasheet?
TE Connectivity publishes it: the Datasheet link on this page opens it.
Where can I order the G450BN?
JLCPCB lists it as part C6048436, with 0 in stock; the sellers' links on this page open their listings.