Product Summary
The MRF492 is a NPN silicon RF power transistor. It is designed for 12.5 volt low band VHF large–signal power amplifier applications in commercial and industrial FM equipment.
Parametrics
MRF492 absolute maximum ratings: (1)Collector–Emitter Voltage VCEO: 18 Vdc; (2)Collector–Base Voltage VCBO: 36 Vdc; (3)Emitter–Base Voltage VEBO: 4.0 Vdc; (4)Collector Current — Continuous IC: 20 Adc; (5)Total Device Dissipation @ TC = 25℃ PD: 250 Watts; Derate above 25℃ PD: 1.43 W/℃; (6)Storage Temperature Range Tstg: -65 to +150℃.
Features
MRF492 features: (1)Specified 12.5 V, 50 MHz Characteristics: Output Power = 70 W; Minimum Gain = 11 dB; Efficiency = 50%; (2)Load Mismatch Capability at High Line and RF Overdrive.
Diagrams
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![]() MRF492 |
![]() Advanced Semiconductor, Inc. |
![]() Transistors RF MOSFET Power RF Transistor |
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