MRF/SRF/M Series

Designed primarily for use in high-gain, low-noise amplifier, oscillator, and mixer applications. Can also be used in UHF converter applications.

• High Current-Gain- Bandwidth Product- f_T= 1.2 GHz (Typ) at I_C= 5.0 mAdc
• Low Noise Figure- NF= 4.0 dB (Typ) at f= 200 MHz

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF502

Designed for general-purpose RF amplifier applications, such as; pre-drivers, drivers, Oscillators, etc.

• Maximum Available Gain = 17dB @ 300MHz

New Old Stock * No longer available for export
MFR: Microsemi

Designed for high current, low power, low noise, amplifiers up to 1.0 GHz.

• Low Noise - 2.5 dB @ 500 MHZ
• Gain at Optimum Noise Figure = 15.5 dB @ 500 MHz
• Ftau - 5.0 GHz @ 10v, 75mA
• Cost Effective MacroX Package

New Old Stock * No longer available for export
MFR: Microsemi
SKU: MRF557-MSC

Designed for high current, low power, low noise, amplifiers up to 1.0 GHz.

• Low Noise - 2.5 dB @ 500 MHZ
• Gain at Optimum Noise Figure = 15.5 dB @ 500 MHz
• Ftau - 5.0 GHz @ 10v, 75mA
• Cost Effective MacroX Package

New Old Stock * No longer available for export
MRF: Microsemi
SKU: MRF5943C-MSC
 

Designed for general-purpose RF amplifier applications, such as pre-drivers, drivers, and oscillator.

• Low Cost SO-8 Plastic Surface Mount Package
• S-Parameter Characterization
• Maximum Available Gain: 17dB @ 300MHz

New Old Stock * No longer available for export
MFR: Advanced Power Technology RF (APTRF)
SKU: MRF5943G-APT

Designed for 12.5 V UHF large-signal amplifier applications required in industrial equipment.

• Specified 12.5 Volt, 470 MHz Characteristics: Output Power= 0.75 Watts, Minimum Gain= 8.0 dB, Efficiency= 50%
• S Parameter Data from 100 MHz to 1.0 MHz

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF515

Designed for amplifier, oscillator or frequency multiplier applications in industrial equipment. Suitable for use as a Class A, B, or C output driver or pre-driver stages in VHF and UHF.

• Low Cost SORF Plastic Surface Mount Package
• Guarenteed RF Specification- |S₂₁|²
• S-Parameter Characterization

New Old Stock * No longer available for export
MFR: Motorola
SKU: MRF5943-MOT

Designed primarily for wideband large signal stages in the UHF frequency range.

• Specified @ 12.5 V, 870 MHz Characteristics: Output Power = 1.5 W, Minimum Gain = 8 dB, Efficiency 60% (Typ)
• Cost Effective PowerMacro Packa
• Electroless Tin Plated Leads for Improved Solderability

New Old Stock * No longer available for export
MRF: APT
SKU: MRF557-APT

• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (Max): 18V
• Frequency - Transition: 5GHz
• Noise Figure (dB Typ @ f): 3dB ~ 3.5dB @ 500MHz
• Gain: 13dB ~ 15.5dB
• Power - Max: 1.25W
• DC Current Gain (hFE) (Min) @ Ic, Vce: 50 @ 50mA, 5V
• Current - Collector (Ic) (Max): 200mA
• Operating Temperature: 150°C (TJ)
• Mounting Type: Surface Mount

No longer manufactured
New Old Stock * No longer available for export
MFR: Microsemi
SKU: MRF581G-MSC