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    Part number
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    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Transistors/
    5. MRF581A Microchip

    MRF581A [Microchip]

    MRF581A
    MRF581A

    Part No:

    MRF581A

    Category:

    Transistors

    Manufacturer:

    Microchip

    RoHS Status:

    Product FAQ

    1. Is MRF581A available for RFQ?

    Yes. MRF581A by Microchip is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for MRF581A?

    Pricing for MRF581A can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of MRF581A?

    MRF581A is a Microchip Transistors with Packaging: Bulk and DC Current Gain (hFE) (Min) @ Ic, Vce: 90 @ 50mA 5V and Collector Emitter Breakdown Voltage: 15V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for MRF581A?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can MRF581A be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to MRF581A?

    Yes. If MRF581A is unavailable, obsolete, or does not meet your required lead time, we can help check similar Microchip Transistors parts or compatible alternatives.

    RFQ

    Part Number:

    MRF581A

    Manufacturer:

    Microchip

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Lifecycle Status
    OBSOLETE (Last Updated: 1 month ago)
    Mount
    Surface Mount
    Mounting Type
    Surface Mount
    Package / Case
    Micro-X ceramic (84C)
    Number of Pins
    4
    Transistor Element Material
    SILICON
    Operating Temperature
    150°C TJ
    Packaging
    Bulk
    Published
    2004
    JESD-609 Code
    e0
    Pbfree Code
    no
    Part Status
    Obsolete
    Moisture Sensitivity Level (MSL)
    1 (Unlimited)
    Number of Terminations
    4
    ECCN Code
    EAR99
    Terminal Finish
    Tin/Lead (Sn/Pb)
    Max Power Dissipation
    1.25W
    Terminal Position
    RADIAL
    Terminal Form
    FLAT
    Base Part Number
    MRF581
    Pin Count
    4
    Number of Elements
    1
    Configuration
    SINGLE
    Output Power
    1.25W
    Transistor Application
    AMPLIFIER
    Polarity/Channel Type
    NPN
    Transistor Type
    NPN
    Collector Emitter Voltage (VCEO)
    15V
    Max Collector Current
    200mA
    DC Current Gain (hFE) (Min) @ Ic, Vce
    90 @ 50mA 5V
    Collector Emitter Breakdown Voltage
    15V
    Gain
    13dB ~ 15.5dB
    Transition Frequency
    5000MHz
    Frequency - Transition
    5GHz
    Collector Base Voltage (VCBO)
    30V
    Highest Frequency Band
    ULTRA HIGH FREQUENCY B
    Collector-Base Capacitance-Max
    3pF
    Noise Figure (dB Typ @ f)
    3dB ~ 3.5dB @ 500MHz
    Radiation Hardening
    No
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free

    Documents

    Datasheets:

    MRF581(A,G,AG)
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method

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