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Transistors - RF, Mosfets, Misc.

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  1. MRF553 Microsemi RF and Microwave Discrete Low Power Transistor 1.5 W 175 MHz 12.5 V (NOS)

    MRF553 Microsemi RF and Microwave Discrete Low Power Transistor 1.5 W 175 MHz 12.5 V (NOS)

    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

  2. MRF545 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    MRF545 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    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

  3. MRF545 APT RF and Microwave Discrete Low Power Transistor (NOS)

    MRF545 APT RF and Microwave Discrete Low Power Transistor (NOS)

    $4.90

    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

  4. MRF517 Microsemi NPN Silicon RF and Microwave Discrete Low Power Transistor

    MRF517 Microsemi NPN Silicon RF and Microwave Discrete Low Power Transistor

    $7.90

    MRF517 NPN Silicon RF and Microwave Discrete Low Power Transistor

    New Old Stock
    MFR: Microsemi
    SKU: MRF517-MSC

  5. MRF557 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    MRF557 Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    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

  6. MRF581A Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    MRF581A Microsemi RF and Microwave Discrete Low Power Transistor (NOS)

    $4.91

    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

  7. MRF5007 Motorola RF Power Field Effect Mosfet Transistor RF 512 MHz 7.0W 7.5V (NOS)

    MRF5007 Motorola RF Power Field Effect Mosfet Transistor RF 512 MHz 7.0W 7.5V (NOS)

    $31.91

    RF Power Field Effect Transistor RF Mosfet 512 MHz 7.0W 7.5V
    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF5007

  8. MRF521G Motorola PNP Silicon High-Frequency Transistor (NOS)

    MRF521G Motorola PNP Silicon High-Frequency Transistor (NOS)

    $9.90

    Designed primarily for use in the high–gain, low–noise small–signal amplifiers for operation up to 3.5 GHz. Also usable in applications requiring fast switching times.

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF521G

  9. MRF559 Thomson RF and Microwave Discrete Low Power Transistor 0.5W 870 MHz 12V (NOS)

    MRF559 Thomson RF and Microwave Discrete Low Power Transistor 0.5W 870 MHz 12V (NOS)

    $4.90

    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: Thomson Components
    SKU: MRF559-TC

  10. MRF555 Motorola NPN Silicon RF Low Power Transistor 12.5 V 470 MHz 1.5 W (NOS)

    MRF555 Motorola NPN Silicon RF Low Power Transistor 12.5 V 470 MHz 1.5 W (NOS)

    $6.90

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

    New Old Stock * No longer available for export
    MFR: Motorola
    SKU: MRF555-MOTO

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