MRF/SRF/M Series

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

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

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

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

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

Designed for Class B and C common base amplifier applications in short pulse TACAN, IFF, and DME transmitters.

• Guaranteed Performance @ 1090 MHz, 50 Vdc: Output Power = 150 Watts Peak, Minimum Gain = 7.8 dB

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF1150MA

Designed for broadband commercial and military applications using push pull circuits at frequencies to 500 MHz. The high power, high gain and broadband performance of these devices makes possible solid state transmitters for FM broadcast or TV channel frequency bands, N–Channel enhancement mode

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF176GV-MOT

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

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