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    1. Home/
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    3. Discrete Semiconductors/
    4. Diodes & Rectifiers/
    5. 1N2811B MICROSEMI

    1N2811B [MICROSEMI]

    1N2811B
    1N2811B

    Part No:

    1N2811B

    Category:

    Diodes & Rectifiers

    Manufacturer:

    MICROSEMI

    Description:

    This series of high power 50W Zener diodes, JEDEC registered 1N2804B through 1N2846B and 1N4557B through 1N4564B, provide voltage regulation in values from 3.9 V to 200 V broad range of voltages. They may be operated up to 50 W with adequate mounting and heat sinking due to their low thermal resistance.

    RoHS Status:

    Product FAQ

    1. Is 1N2811B available for RFQ?

    Yes. 1N2811B by MICROSEMI 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 1N2811B?

    Pricing for 1N2811B 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 1N2811B?

    1N2811B is a MICROSEMI Diodes & Rectifiers with Thermal Resistance Junction To Case: 2.0°C/W and Operating 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 1N2811B?

    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 1N2811B 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 1N2811B?

    Yes. If 1N2811B is unavailable, obsolete, or does not meet your required lead time, we can help check similar MICROSEMI Diodes & Rectifiers parts or compatible alternatives.

    RFQ

    Part Number:

    1N2811B

    Manufacturer:

    MICROSEMI

    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
    Forward Voltage
    1.5V
    Power Dissipation
    50W
    Thermal Resistance Junction To Case
    2.0°C/W
    Operating Temperature
    -65°C ~ +175°C
    Package
    TO-3 (TO-204AD)
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Storage Temperature
    -65°C ~ +200°C
    Weight
    15 g
    Power Derating
    0.5W/°C
    Solder Temperature
    260°C

    Products Detail

    High power 50W Zener diodes for voltage regulation from 3.9V to 200V. JEDEC registered numbers 1N2804B-1N2846B and 1N4557B-1N4564B. Features include internal solder bond, hermetically sealed package, available in JAN/JANTX/JANTXV military qualifications, standard and reverse polarity, and RoHS compliant versions. Low thermal resistance allows operation up to 50W with proper heat sinking.

    Key Features

    • JEDEC registered
    • internal solder bond
    • hermetically sealed
    • Zener voltage 3.9V to 200V
    • military qualifications (JAN, JANTX, JANTXV)
    • standard and reverse polarity
    • RoHS compliant (commercial)

    Application scenarios

    • Voltage regulation
    • ESD immunity
    • radiation hardness

    Documents

    Datasheets:

    1N2804B-46RB, 1N4557B-64RB
    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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