MRF/SRF/M Series

Designed for broadband commercial and military applications at frequencies to 175 MHz. The high power, high  gain and broadband performance of this device is especially useful for FM broadcast or TV channel frequency  band solid state transmitters and amplifiers.

• Guaranteed performance at 30 MHz, 28V:  Output power: 150W  Gain: 8dB (22dB Typ.)  Efficiency: 40%
• Typical Performance at 175MHz, 50V:  Output Power: 150 W  Gain: 13 dB
• Low thermal resistance
• Ruggedness tested at rated output power
• Nitride passivated die for enhanced reliability

New Old Stock * No longer available for export
MFR: M/A-COM
SKU: MRF141-MA

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

• Guaranteed performance: MRF175GV @ 28 V, 225 MHz (“V” Suffix),
• Output power — 200 W, Power gain — 14 dB typical, Efficiency — 65% typical
• 100% ruggedness tested at rated output power
• Low thermal resistance
• Low Crss — 20 pF typical @ VDS = 28 V

New Old Stock * No longer available for export 
MFR: M/A-COM
SKU: MRF175GV-MA

Designed for power amplifier applications in industrial,  commercial and amateur radio equipment to 175MHz.

New Old Stock * No longer available for export
MFR: M/A-COM
SKU: MRF148A-MA

Made with original Motorola Die

Designed primarily for wideband large–signal driver and predriver amplifier stages in 200–500 MHz frequency range.

• Guaranteed performance at 400 MHz, 28 Vdc
• Output power = 10 W
• Power gain = 12 dB min.
• Efficiency = 50% min.
• 100% tested for load mismatch at all phase angles with 30:1 VSWR
• Gold metallization system for high reliability
• Computer–controlled wirebonding gives consistent input Impedance

MRF: M/A-COM
SKU: MRF134-MA

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

MFR: M/A-COM
SKU: MRF136-MA

• Ruggedness tested at rated output power
• Nitride passivated die for enhanced reliability
• Operating Frequency: 175 MHz
• Gain: 12 Db
• Output Power: 300 W

MFR: MA/COM
SKU: MRF141G-MA

Made with original Motorola Die

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
• MD(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

MFR: M/A-COM
SKU: MRF140-MP-MA

Made with original Motorola Die

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
• MD(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

MFR: M/A-COM
SKU: MRF140-MA

Designed for wideband large signal amplifier and oscillator  applications to 500MHz  N–Channel enhancement mode

• Guaranteed 28 volt, 500 MHz performance  Output power = 2.0 watts  Minimum gain = 16 dB (Min.)  Efficiency = 55% (Typ.)
• Facilitates manual gain control, ALC and modulation techniques
• Tested for load mismatch at all phase angles with 30:1 VSWR
• Excellent thermal stability and ideally suited for Class A operation

MFR: M/A-COM
SKU: MRF158-MA