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

MRF207 Motorola NPN Silicon RF Power Transistor 12.5V 220 MHz 1.0W (NOS)
In Stock
Designed for 12.5 Volt large-signal power amplifier applications in communications equipment operating at 220 MHz.
- Specified 12.5 Volt, 220 MHz Characteristics: Output Power= 1.0 W, Minimum Gain= 8.2 dB
- Balanced Emitter Construction to provide the designer with the device technology that assures ruggedness and resists transister damage caused by load mismatch.
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF207

MRF239 Motorola NPN Silicon RF Power Transistor 13.6V 160 MHz 30W Matched Pair (2) (NOS)
In Stock
Designed for 13.6 Volt VHF large-signal class C and class AB linear power amplifier applications required in comercial and industrial equipment.
- Specified 13.6 Volt, 160 MHz Characteristics: Output Power= 30 W, Minimum Gain= 10 dB (Min), Efficiency= 65% (Typ)
- High Common Emitter Power Gain
- Silicon Nitride Passivated
- Low Intermodulation Dsitortion, d3= -35 dB Typ
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF239MP

MRF220 Motorola RF Power Transistor 12 Volt (NOS)
In Stock
MRF220 Motorola RF Power Transistor 12 Volt (NOS)
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF220

MRF238 Motorola NPN Silicon RF Power Transistor 13.6V 175 MHz 30W (NOS)
In Stock
Designed for 13.6 Volt VHF large-signal amplifier applications required in comercial and industrial FM equipment operating to 175 MHz. Ideally suited for marine radio applications.
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF238

MRF221 Motorola NPN Silicon RF Power Transistor 12.5V 175 MHz 15W (NOS)
In Stock
Designed for 12.5 Volt VHF large-signal power amplifier applications required in commercial and industrial equipment operating to 300 MHz.
- Specified 12.5 Volt, 175 MHz Characteristics- Output Power= 15 W, Minimum Gain= 6.3 dB, efficiency= 60%
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF221

MRF275G M/A-COM RF Mosfet Transistor 150W 500MHz 28V
In Stock
Designed primarily for wideband large–signal output and driver stages from 100 – 500 MHz. N-Channel enhancement mode
- Guaranteed performance @ 500 MHz, 28 Vdc: Output power — 150 W, Power gain — 10 dB (min.), Efficiency — 50% (min.)
- 100% tested for load mismatch at all phase angles with VSWR 30:1
- Overall lower capacitance @ 28 V: Ciss — 135 pF, Coss — 140 pF, Crss — 17 pF
- Simplified AVC, ALC and modulation
- Typical data for power amplifiers in industrial and commercial applications:
- Typical performance @ 400 MHz, 28 Vdc: Output power — 150 W, Power gain — 12.5 dB, Efficiency — 60%
- Typical performance @ 225 MHz, 28 Vdc: Output power — 200 W, Power gain — 15 dB, Efficiency — 65%
MRF: M/A-COM
MRF275G-MA

MRF275L M/A-COM RF MOSFET Transistor 100W 500MHz 28V
In Stock
Designed for broadband commercial and military applications using single ended circuits at frequencies to 500 MHz. 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
- Guaranteed performance @ 500 MHz, 28 Vdc: Output power — 100 W, Power gain — 8.8 dB typ., Efficiency — 55% typ.
- 100% ruggedness tested at rated output power
- Low thermal resistance
- Low Crss — 17 pF typ. @ VDS = 28 V
MFR: M/A-COM
SKU: MRF275L-MA

MRF224 Motorola NPN Silicon RF Power Transistor 12.5V 175 MHz 40W (Tested) (NOS)
In Stock
Designed for 12.5 Volt VHF large-signal power amplifier applications required in commercial and industrial equipment operating to 300 MHz.
- Specified 12.5 Volt, 175 MHz Characteristics- Output Power= 40 W, Minimum Gain= 4.5 dB, efficiency= 70%
New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF224

MRF247 Motorola Transistor 175 MHz 75W 12.5V (Pull)
In Stock
Used * No longer available for export
MFR: Motorola
SKU: MRF247-P

MRF323 M/A-COM Transistor 20 watt 28v 400 MHz
In Stock
Made with original Motorola Die
- Designed primarily for wideband large–signal driver and predriver amplifier stages in the 200–500 MHz frequency range.
- Guaranteed performance at 400 MHz, 28 V: Output power = 20 W, Power gain = 10 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
MFR: M/A-COM
SKU: MRF323-MA