Product Summary

The MRF426 is an NPN silicon RF power transistor. It is designed for high gain driver and output linear amplifier stages in 1.5 to 30 MHz HF/SSB equipment.

Parametrics

MRF426 absolute maximum ratings: (1)Collector–Emitter Voltage VCEO: 35 Vdc; (2)Collector–Base Voltage VCBO: 65 Vdc; (3)Emitter–Base Voltage VEBO: 4.0 Vdc; (4)Collector Current Continuous IC: 3.0 Adc; (5)Withstand Current 5 s: 6.0 Adc; (6)Total Device Dissipation @ TC = 25℃ PD: 70Watts; Derate above 25℃: 0.4W/℃; (7)Storage Temperature Range Tstg: -65 to +150 ℃.

Features

MRF426 features: (1)Specified 28 Volt, 30 MHz Characteristics, Output Power = 25 W (PEP), Minimum Gain = 22 dB, Efficiency = 35%; (2)Intermodulation Distortion @ 25 W (PEP), IMD = -30 dB (Max); (3)100% Tested for Load Mismatch at all Phase Angles with 30:1 VSWR; (4)Class A and AB Characterization; (5)BLX 13 Equivalent.

Diagrams

MRF426 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
MRF426
MRF426
M/A-COM Technology Solutions
Transistors RF Bipolar Power 1.5-30MHz 25Watts 28Volt Gain 22dB
Data Sheet
0-1: $22.92
1-10: $19.00
10-25: $18.47
25-50: $17.94
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
Other

Data Sheet
Negotiable 
MRF412
MRF412
Other

Data Sheet
Negotiable 
MRF421
MRF421
Other

Data Sheet
Negotiable 
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