Product Summary

The MRF497 is NPN silicon RF power transistor which is designed for 12.5 Volt VHF large-signal power amplifier applications in commerical and industrial equipment, operating in the 25 to 50MHz frequency range.

Parametrics

MRF497 absolute maximum ratings: (1)Collector-emitter voltage: 18V; (2)Collector-Base voltage: 36V; (3)Emitter-Base voltage: 4.0V; (4)Collector-current: continuous 6.0A; (5)Total device dissipation: TC=25℃, 87.5W; Derate above 25℃, 0.5W/℃; (6)Storage temperature: -65 to +150℃.

Features

MRF497 features: (1)Low-cost, common-emitter TO-220AB package; (2)Specified 12.5V, 50 MHz performance: output power=40W, power gain=10dB min, efficiency=60%min; (3)Load mismatch capability at rated voltage and RF drive.

Diagrams

MRF497 test circuit

Image Part No Mfg Description Data Sheet Download Pricing
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MRF497
MRF497

Other


Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
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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

Other


Data Sheet

Negotiable 
MRF412
MRF412

Other


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