Transistors - RF, Mosfets, Misc.
Please click on a subcategory.

MRF406 Motorola NPN Silicon RF Power Transistor 20W (PEP) 30 MHz 12.5V Matched Pair (2) (NOS)
In Stock
Designed primarily for applications as a power linear amplifier from 2.0 to 30 MHz.
- Specified 12.5 Volt, 30 MHz Characteristics- Output Power= 20 W (PEP), Minimum Gain= 12 dB, Efficiency= 45%
- Intermodulation Distortion at 20 W (PEP)= -30 dB (Min)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF406MP

MRF497 Motorola NPN Silicon RF Power Transistor 40W 50 MHz 12V (NOS) (Sub for MRF477)
In Stock
Designed for 12.5 volt VHF large-signal power amplifier applications in commercial and industrial equipment operating in the 25-50 MHz frequency range.
High Gain replacement for MRF477.
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF497

MRF412 Motorola NPN Silicon RF Power Transistor 70W (PEP or CW) 30 MHz 13.6V (NOS)
In Stock
Designed primarily for applications as a high-power amplifier from 2.0 to 30 MHz, in single sideband mobile, marine, and base station equipment where superior riggedness is required.
- Specified 13.6 Volt, 30 MHz Characteristics- Output Power= 70 W (PEP or CW), Minimum Gain= 13 dB, Efficiency= 40%, Intermodulation Distortion d3 = 0-33 dB Typ
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF412

MRF412 Motorola NPN Silicon RF Power Transistor 70W (PEP or CW) 30 MHz 13.6V Matched Pair (2) (NOS)
In Stock
Designed primarily for applications as a high-power amplifier from 2.0 to 30 MHz, in single sideband mobile, marine, and base station equipment where superior riggedness is required.
- Specified 13.6 Volt, 30 MHz Characteristics- Output Power= 70 W (PEP or CW), Minimum Gain= 13 dB, Efficiency= 40%, Intermodulation Distortion d3 = 0-33 dB Typ
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF412MP

MRF421 Motorola MRF421 NPN Silicon Power Transistor 100W (PEP) 30 MHz 12V (NOS)
In Stock
Designed primarily for application as a high–power linear amplifier from 2.0 to 30 MHz.
- Specified 12.5 V, 30 MHz characteristics — Output power = 100 W (PEP), Minimum gain = 10 dB, Efficiency = 40%
- Intermodulation distortion @ 100 W (PEP) — IMD = –30 dB (min.)
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF421-MOT

MRF422 Motorola NPN Silicon Power Transistor 150W (PEP) 30 MHz 28V (NOS)
In Stock
Designed primarily for applications as a high–power linear amplifier from 2.0 to 30 MHz.
- Specified 28 V, 30 MHz characteristics — Output power = 150 W (PEP), Minimum gain = 10 dB, Efficiency = 40%
- Intermodulation distortion @ 150 W (PEP) —IMD = –30 dB (min.)
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF422-MOT

MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount (NOS)
In Stock
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
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF426A

MRF426A Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Stud Mount Matched Pair (2) (NOS)
In Stock
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
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF426AMP

MRF426 Motorola NPN Silicon Power Transistor 25W (PEP) 30 MHz 28V Matched Pair (2) (NOS)
In Stock
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
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF426MP-MOT

MRF427 Motorola NPN Silicon RF Power Transistor 50V 25W 30 MHz (NOS)
In Stock
Designed primarily for high-voltage applications as a high-power linear amplifier from 2.0 to 30 MHz. Ideal for marine and base station equipment.
- Output Power: 25W(PEP)
- Minimum Gain: 18dB
- Intermodulation Distorion @ 25W(PEP): -34dB (Minimum)
- VSWR: 30:1
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF427