MRF/SRF/M Series
Please choose from the following MRF Sub-Catagory choices:

MRF173 M/A-COM RF MOFSET Transistor 80 watt 28v 175 MHz
In Stock
Designed for broadband commercial and military applications up to 200 MHz frequency range. The high–power, high–gain and broadband performance of this device make possible solid state transmitters for FM broadcast or TV channel frequency bands. N–Channel enhancement mode MOSFET.
MFR: M/A-COM
SKU: MRF173-MA

MRF173CQ M/A-COM RF MOFSET Transistor 80W 175MHz 28V
In Stock
Designed for broadband commercial and military applications up to 200 MHz frequency range. The high–power, high–gain and broadband performance of this device makes possible solid state transmitters for FM broadcast or TV channel frequency bands. N–Channel enhancement mode MOSFET.
MRF: M/A-COM
SKU: MRF173CQ-MA

MRF171A M/A-COM Transistor RF MOSFET 45W 150MHz 28V (NOS)
In Stock
Designed primarily for wideband large–signal output and driver stages from 30–200 MHz, N–Channel enhancement mode MOSFET
- Guaranteed performance at 150 MHz, 28 Vdc, Output power = 45 W, Power gain = 17 dB (min), Efficiency = 60% (min)
- Excellent thermal stability, ideally suited for Class A operation
- Facilitates manual gain control, ALC and modulation techniques
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
- Low Crss – 8 pF @ VDS = 28 V
- Gold top metal, Typical data for power amplifier applications in industrial, commercial and amateur radio equipment
- Typical performance at 30 MHz, 28 Vdc, Output power = 30 W (PEP), Power gain = 20 dB (typ.), Efficiency = 50% (typ.), IMD(d3) (30 W PEP) –32 dB (typ.)
Parts we have available are early version just after Motorola sold to M/A-COM. All parts in stock are produced with original Motorola die.
New Old Stock * No longer available for export
MFR: M/A-COM
SKU: MRF171A-MA

MRF173CQ Motorola RF MOSFET Transistor 80W 175MHz 28V (NOS)
In Stock
Designed for broadband commercial and military applications up to 200 MHz frequency range. The high–power, high–gain and broadband performance of this device makes possible solid state transmitters for FM broadcast or TV channel frequency bands, N–Channel enhancement mode MOSFET
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF173CQ-MOT

MRF164W Motorola Power Field Effect Transistor 28 Volt (NOS)
In Stock
Designed primarily for wideband large-scale output and driver stages to 500MHz.
- Guaranteed Performance at 400 MHZ, 28 Vdc
- Output Power: 20 W
- Minimum Gain: 15dB
- Push-Pull Configuration Reduces Even Bumbered Harmonics
- Excellent Thermal Stability, suited for Class A Operation
- Allows Manual Gain Control, ALC and Modulation Techniques
- 30:1 VSWR
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF164W
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MRF136 Motorola Transistor 15 Watt 28V 400 MHz (NOS)
In Stock
Designed for wideband large signal amplifier and oscillator applications Up to 400 MHz range, in single-ended configuration N–Channel enhancement mode
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF136-MOT

MRF136 Motorola Transistor 15 Watt 28V 400 MHz (NOS)
In Stock
Designed for wideband large signal amplifier and oscillator applications Up to 400 MHz range, in single-ended configuration N–Channel enhancement mode
- Guaranteed 28 volt, 150 MHz performance Output power = 15 watts Narrowband gain = 16 dB (Typ.) Efficiency = 60% (Typ.)
- Small– and large–signal characterization
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
- Excellent thermal stability, ideally suited for Cass A operation
- Facilitates manual gain control, ALC and modulation techniques
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF136-MP

MRF136Y Motorola Transistor 30 Watt 28V 400 MHz (NOS)
In Stock
Designed for wideband large signal amplifier and oscillator applications Up to 400 MHz range, in either single-ended or push-pull configuration. N–Channel enhancement mode
- Guaranteed 28 volt, 150 MHz performance Output power = 30 Watts Broadband gain = 14 dB (Typ.) Efficiency = 54% (Typ.)
- Small– and large–signal characterization
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
- Space saving package for push–pull circuit applications
- Excellent thermal stability, ideally suited for Class A operation
- Facilitates manual gain control, ALC and modulation techniques
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF136Y-MOT

MRF137 Motorola Transistor 30 Watt 28V 400 MHz (NOS)
In Stock
Designed for wideband large signal output and drive stages up to 400 MHz range. N–Channel enhancement mode
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF137-MOT

MRF140 Motorola Transistor 150 Watt 28V 150 MHz (NOS)

In Stock
Designed primarily for linear large–signal output stages up to 150 MHz frequency range. N–Channel enhancement mode
- Specified 28 volts, 30 MHz characteristics Output power = 150 watts Power gain = 15 dB (Typ.) Efficiency = 40% (Typ.)
- Superior high order IMD
- IMD(d3) (150 W PEP): –30 dB (Typ.)
- IMD(d11) (150 W PEP): –60 dB (Typ.)
- 100% tested for load mismatch at all phase angles with 30:1 VSWR
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF140-MOT