Transistors - RF, Mosfets, Misc.

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MRF247 TRW Transistor 175 MHz 75w 12.5v (Low Beta) (NOS)

In Stock

$54.91

The MRF247 is designed for 12.5 Volt VHF large–signal amplifier applications in industrial and commercial FM equipment operating to 175 MHz.

Specified 12.5 Volt 175 MHz

Output Power = 75 Watts

Power Gain = 7.0 dB Min

New Old Stock * No longer available for export
MFR: TRW
SKU: MRF247-TRW

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MRF224 Motorola NPN Silicon RF Power Transistor 12.5V 175 MHz 40W (Tested) (NOS)

In Stock

$53.91

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

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MRF231 Motorola NPN Silicon RF Power Transistor 12.5V 90 MHz 3.5W (NOS)

In Stock

$19.91

Designed for 12.5 Volt. mid-band large-signal amplifier applications in industrial and commercial FM equipment operating in the 40 to 100 MHz range.

Specified 12.5 V, 90 MHz Characteriostics: Output Power= 3.5 W, Minimum Gain= 10 dB, Efficiency= 55%

100% Tested for Load Mismatch at all Phase Angles with 30:1 VSWR

Characterized with Series Equivalent Large-Signal Impedance Parameters

Characterized with Parallel Equivalent Large-Signal Impedance parameters

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF231

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MRF275G M/A-COM RF Mosfet Transistor 150W 500MHz 28V

In Stock

$243.91

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

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MRF275L M/A-COM RF MOSFET Transistor 100W 500MHz 28V

In Stock

$127.91 As low as: $121.51

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