4 layers85 × 56 mm

MACOMExtended
-40℃~+85℃ 0.25dB 1.5dB 10° 1:4 1MHz~650MHz SMD-5P Balun ROHS
The MABAES0031 is a balun made by MACOM in a SMD-5P package with 5 pins. -40℃~+85℃ 0.25dB 1.5dB 10° 1:4 1MHz~650MHz SMD-5P Balun ROHS.
JLCPCB lists it (part C3304886). 1 open-source board in 1 repository on GitHub use it.
The library has no symbol for this part yet.
The library has no footprint for this part yet.

SMD-5P, with 5 pins.
MACOM publishes it: the Datasheet link on this page opens it.
JLCPCB lists it as part C3304886, with 0 in stock; the sellers' links on this page open their listings.
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.