Transformers, Signal Magnetic, LAN, TG110-S050N2LFTR, HALO Electronics

 RF balun transformers can be found in impedance matching, DC isolation, matching balanced ports to a single ended port, mixers, push-pull amplifiers and wideband applications found in a variety of markets

https://www.futureelectronics.com/p/passives--transformers--signal-magnetic-transformers--lan/tg110-s050n2lftr-halo-electronics-6829394