The NJG1635AHB6 from Nisshinbo Micro Devices Inc. is a RF Switch with Frequency 2.5 to 4.5 GHz, Insertion Loss 0.30 to 0.60 dB, Isolation 25 to 35 dB, P1dB 34 dBm, P1dB 2.51 W. Tags: Surface Mount, Solid State. More details for NJG1635AHB6 can be seen below.