(Hong Kong)
Product Summary
The mrf448mp is an NPN silicon rf power transistor. It is designed primarily for high–voltage applications as a high–power linear amplifier from 2.0 to 30 MHz. Ideal for marine and base station equipment.
Parametrics
mrf448mp absolute maximum ratings: (1)Collector–Emitter Voltage VCEO: 50 Vdc; (2)Collector–Base Voltage VCBO: 100 Vdc; (3)Emitter–Base Voltage VEBO: 4.0 Vdc; (4)Collector Current Continuous IC: 16 Adc; (5)Withstand Current 10 s: 20 Adc; (6)Total Device Dissipation @ TC = 25℃ PD: 290Watts; Derate above 25℃: 1.67W/℃; (7)Storage Temperature Range Tstg: –65 to +150 ℃.
Features
mrf448mp features: (1)Specified 50 Volt, 30 MHz Characteristics. Output Power = 250 W. Minimum Gain = 12 dB. Efficiency = 45%; (2)Intermodulation Distortion @ 250 W (PEP). IMD = -30 dB (Max); (3)100% Tested for Load Mismatch at all Phase Angles with 3:1 VSWR.
