Product Summary

The MRF492 is an 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

 MRF492 test circuit

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
MRF492
MRF492
Advanced Semiconductor, Inc.
Transistors RF MOSFET Power RF Transistor
Data Sheet
0-10: $36.00
10-25: $32.40
25-50: $28.80
50-100: $25.92
Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
MRF403
MRF403

SW ROTARY 4P 2-3POS PC
Data Sheet
0-1: $6.60
1-10: $6.00
10-25: $5.85
25-50: $5.40
50-100: $5.10
100-250: $4.65
250-500: $4.35
500-1000: $3.99
1000-5000: $3.90
MRF403-RO
MRF403-RO
NKK Switches
Rotary Switches LO PROF SHFT 2-3 POS
Data Sheet
0-1: $6.86
1-25: $5.97
25-50: $5.86
50-100: $5.50
MRF406
MRF406
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Data Sheet
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MRF412
MRF412
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Data Sheet
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MRF421
MRF421
Other

Data Sheet
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MRF422
MRF422
M/A-COM Technology Solutions
Transistors RF Bipolar Power 2-30MHz 150Watts 28Volt Gain 10dB
Data Sheet
0-1: $46.18
1-10: $44.64
10-25: $43.10
25-50: $41.56