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    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Diodes & Rectifiers/
    5. 1N4550A Microchip

    1N4550A [Microchip]

    1N4550A
    1N4550A

    Part No:

    1N4550A

    Category:

    Diodes & Rectifiers

    Manufacturer:

    Microchip

    Description:

    50 W Zener diodes providing voltage regulation from 3.9 V to 200 V.

    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
    Finish
    Corrosion resistant, solderable terminals
    Forward Voltage
    1.5V
    Junction Temperature
    -65°C ~ +175°C
    Package
    DO-5 (DO-203AB)
    Polarity
    Standard: anode to case; Reverse: cathode to case (with R suffix)
    Power Derating
    0.5W/°C above 75°C
    Power Dissipation
    50W
    Soldering Temperature
    260°C for 10 s
    Storage Temperature
    -65°C ~ +175°C
    Test Temperature
    30°C
    Thermal Resistance
    2.0°C/W
    Weight
    15 g

    Products Detail

    High power 50W Zener diodes with JEDEC registered series 1N3305 thru 1N3350B and 1N4549 thru 1N4556B. Features include internal solder bond construction, hermetically sealed (welded) package, and operation up to 50W with adequate heat sinking. Available in military qualifications (JAN, JANTX, JANTXV) and standard/reverse polarity options. Low thermal resistance enables reliable voltage regulation across broad current and temperature ranges.

    Key Features

    • JEDEC registered series
    • Internal solder bond construction
    • Hermetically sealed (welded)
    • Zener voltage 3.9V to 200V
    • Available in JAN/JANTX/JANTXV military qualifications
    • Standard polarity (anode to case) and reverse polarity (cathode to case with R suffix)
    • Voltage tolerance: +/-5% (B suffix), +/-10% (A suffix), +/-20% (no suffix)
    • Non-sensitive to ESD per MIL-STD-750
    • Radiation hard (per MicroNote 050)
    • Surface mount equivalents available

    Application scenarios

    • Voltage regulation
    • industrial control
    • power management
    • military and aerospace applications
    Product FAQ

    1. Is 1N4550A available for RFQ?

    Yes. 1N4550A 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 1N4550A?

    Pricing for 1N4550A 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 1N4550A?

    1N4550A is a Microchip Diodes & Rectifiers with Soldering Temperature: 260°C for 10 s and Junction Temperature: -65°C ~ +175°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for 1N4550A?

    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 1N4550A 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 1N4550A?

    Yes. If 1N4550A is unavailable, obsolete, or does not meet your required lead time, we can help check similar Microchip Diodes & Rectifiers parts or compatible alternatives.

    RFQ

    Part Number:

    1N4550A

    Manufacturer:

    Microchip

    Looking for Pricing? Contact us for volume pricing.

    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

    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.

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