The BGSX22G5A10 from Infineon Technologies is a RF Switch with Frequency 100 MHz to 6 GHz, Insertion Loss 0.28 to 1.7 dB, Isolation 28 to 58 dB, Power 37 dBm, Power 7.94 W. Tags: Surface Mount, Solid State, Antenna Tuning Switch. More details for BGSX22G5A10 can be seen below.