Overview
The EPC2215 is a MOSFET made by EPC with 6 pins. - GaN Transistors(GaN HEMT) ROHS.
PCBKit's library has its footprint (EasyEDA_Cloud:LGA-6_L4.6-W1.6-P1.00-TL, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C3288333).
Symbol
The library has no symbol for this part yet.
Footprint
Questions
Is there a KiCad symbol and footprint for the EPC2215?
Yes. the footprint EasyEDA_Cloud:LGA-6_L4.6-W1.6-P1.00-TL, both drawn on this page. PCBKit places them on a board for you when you design with it.
Where is the EPC2215 datasheet?
EPC publishes it: the Datasheet link on this page opens it.
Where can I order the EPC2215?
JLCPCB lists it as part C3288333, with 0 in stock; the sellers' links on this page open their listings.