MRF500 Series
MRF500 Series
The MRF500 Series are high-performance RF power transistors that are widely used in various RF applications. With their ability to handle high frequencies and power levels, they are a reliable choice for demanding environments. Explore the range to find the right solution for your project.
MRF581A Microsemi RF and Microwave Discrete Low Power Transistor (NOS)
In Stock
Designed for high current, low power, low noise, amplifiers up to 1.0 GHz.
- Low Noise - 2.5 dB @ 500 MHZ
- High Gain, 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: MRF581A-MSC
MRF517 Microsemi NPN Silicon RF and Microwave Discrete Low Power Transistor
In Stock
MRF517 NPN Silicon RF and Microwave Discrete Low Power Transistor
New Old Stock
MFR: Microsemi
SKU: MRF517-MSC
MRF544 APT NPN Silicon RF and Microwave Discrete Low Power Transistor (NOS)
In Stock
Designed primarily for use in high frequency and medium and high resolution color video display monitors as well as other applications requiring high breakdown characteristics.
- Silicon NPN, high Frequency, high breakdown Transistor
- Maximum Unilateral Gain = 13.5 dB (typ) @ f = 200 MHz
- High Collector Base Breakdown Voltage - BVCBO = 100 V (min)
- High FT - 1400 MHz
New Old Stock * No longer available for export
MFR: APT
MRF545 APT RF and Microwave Discrete Low Power Transistor (NOS)
In Stock
Designed primarily for use in high frequency and medium and high resolution color video display monitors as well as other applications requiring high breakdown characteristics.
- Silicon PNP, high Frequency, high breakdown, Transistor
- Maximum Unilateral Gain = 14 dB (typ) @ f = 200 MHz
- High Collector Base Breakdown Voltage - BVCBO = 100 V (min)
- High FT - 1400 MHz
New Old Stock * No longer available for export
MFR: Advanced Power Technology RF
SKU: MRF545-APT
MRF545 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)
In Stock
Designed primarily for use in high frequency and medium and high resolution color video display monitors as well as other applications requiring high breakdown characteristics.
- Silicon PNP, high Frequency, high breakdown, Transistor
- Maximum Unilateral Gain = 14 dB (typ) @ f = 200 MHz
- High Collector Base Breakdown Voltage - BVCBO = 100 V (min)
- High FT - 1400 MHz
No longer manufactured
New Old Stock * No longer available for export
MFR: Microsemi
SKU: MRF545-MSC
MRF553 Microsemi RF and Microwave Discrete Low Power Transistor 1.5 W 175 MHz 12.5 V (NOS)
In Stock
Designed primarily for wideband large signal stages in the VHF frequency range.
- Specified @ 12.5 V, 175 MHz Characteristics: Output Power = 1.5 W, Minimum Gain = 11.5 dB, Efficiency 60% (Typ)
- Cost Effective PowerMacro Package
- Electroless Tin Plated Leads for Improved Solderability
No longer manufactured
New Old Stock * No longer available for export
MFR: Microsemi
MFR: MRF553-MSC
MRF557 APT RF and Microwave Discrete Low Power Transistor 12.5 V 870 MHz 1.5 W (NOS)
In Stock
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
MRF557 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)
In Stock
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
MRF559 Microsemi RF and Microwave Discrete Low Power Transistor 0.5W 870 MHz 12V (NOS)
In Stock
Designed primarily for wideband large signal stages in the UHF frequency range.
- Specified @ 12.5 V, 870 MHz Characteristics: Output Power = .5 W, Minimum Gain = 8.0 dB, Efficiency 50%
- Cost Effective Macro X Package
- Electroless Tin Plated Leads for Improved Solderability
New Old Stock * No longer available for export
MFR: Microsemi
SKU: MRF559-MSC
MRF581G Microsemi Transistor (NOS)
In Stock
- 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
