The SKY13278-313LF from Skyworks Solutions is a RF Switch with Frequency 100 MHz to 2.5 GHz, Insertion Loss 0.4 to 0.55 dB, Isolation 18 to 32 dB, P1dB 40 dBm, P1dB 10 W. Tags: Surface Mount, Solid State. More details for SKY13278-313LF can be seen below.