The MRF21045L from NXP Semiconductors is a RF Transistor with Frequency 2110 to 2170 MHz, Gain 15 dB at 15 MHz, Power 45 W, P1dB 45 W, Supply Voltage 28 V. More details for MRF21045L can be seen below.
1805 to 1880 MHz, 89 W Airfast RF Power LDMOS Transistor
4500 to 5900 MHz GaN HEMT for C-Band Radar Systems
GaN HEMT Transistor 1.2 to 1.4 GHz
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