Communication Concepts MRF426 User Manual
Mrf426

1
The RF Line NPN Silicon Power Transistor 
25W(PEP), 30MHz, 28V 
M/A-COM Products
Released - Rev. 05202009
MRF426
• North America Tel: 800.366.2266 / Fax: 978.366.2266 
• Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300 
• Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298 
 Visit www.macomtech.com for additional data sheets and product information. 
M/A-COM Technology Solutions Inc. and its affiliates reserve the right to make 
changes to the product(s) or information contained herein without notice. 
ADVANCED: Data Sheets contain information regarding a product M/A-COM Technology Solutions 
is considering for development. Performance is based on target specifications, simulated results, 
and/or prototype measurements. Commitment to develop is not guaranteed. 
PRELIMINARY: Data Sheets contain information regarding a product M/A-COM Technology 
Solutions has under development. Performance is based on engineering tests. Specifications are 
typical. Mechanical outline has been fixed. Engineering samples and/or test data may be available. 
Commitment to produce in volume is not guaranteed. 
Designed for high gain driver and output linear amplifier stages in 1.5 to 
30 MHz HF/SSB equipment. 
 
•
Specified 28 V, 30 MHz characteristics —
Output power = 25 W (PEP)
Minimum gain = 22 dB
Efficiency = 35%
•
Intermodulation distortion @ 25 W (PEP) —IMD = –30 dB (max)
•
100% tested for load mismatch at all phase angles with 30:1 VSWR
•
Class A and AB characterization
•
BLX 13 equivalent
Product Image
CASE 211–07, STYLE 1
