The 2N2484UB from STMicroelectronics is a RF Transistor with Frequency 2 to 3 MHz, Duty_Cycle 0.01, Gain 30 to 800 dB(DC Current Gain), Noise Figure 2 to 10 dB, Voltage - Collector Base (Vcbo) 60 V. Tags: Surface Mount. More details for 2N2484UB can be seen below.