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    1. Home/
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    3. Discrete Semiconductors/
    4. Transistors/
    5. 1N4551RB Microchip

    1N4551RB [Microchip]

    1N4551RB
    1N4551RB

    Part No:

    1N4551RB

    Category:

    Transistors

    Manufacturer:

    Microchip

    Description:

    These high power 50 W Zener diodes represented by the JEDEC registered 1N3305 thru 1N3350B and 1N4549 thru 1N4556B series provide voltage regulation in a selection over a 3.9 V to 200 V broad range of voltages.

    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
    Product FAQ

    1. Is 1N4551RB available for RFQ?

    Yes. 1N4551RB 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 1N4551RB?

    Pricing for 1N4551RB 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 1N4551RB?

    1N4551RB is a Microchip Transistors with Junction Storage Temperature: -65°C ~ +175°C and Solder Temperature: 260°C for 10 s. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for 1N4551RB?

    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 1N4551RB 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 1N4551RB?

    Yes. If 1N4551RB 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:

    1N4551RB

    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
    Power Dissipation
    50W
    Solder Temperature
    260°C for 10 s
    Forward Voltage
    1.5V
    Package
    DO-5 (DO-203AB)
    Weight
    15 g
    Junction Storage Temperature
    -65°C ~ +175°C
    Power Derating
    0.5W/°C
    Thermal Resistance
    2.0°C/W

    Products Detail

    High power 50 W Zener diodes for voltage regulation over a broad operating current and temperature range. Hermetically sealed (welded) with internal solder bond construction. Available in JAN, JANTX, JANTXV military qualifications. Features include reverse polarity option, non-sensitive to ESD, and inherent radiation hardness. Standard voltage tolerances are +/-5% with B suffix, +/-10% with A suffix, and +/-20% with no suffix.

    Key Features

    • JEDEC registered series 1N3305 thru 1N3350B and 1N4549 thru 1N4556B
    • 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
    • Non-sensitive to ESD per MIL-STD-750 Method 1020
    • Inherently radiation hard

    Application scenarios

    • Voltage regulation
    • industrial control
    • military applications
    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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