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    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Diodes & Rectifiers/
    5. 1N5729B Microchip

    1N5729B [Microchip]

    1N5729B
    1N5729B

    Part No:

    1N5729B

    Category:

    Diodes & Rectifiers

    Manufacturer:

    Microchip

    Description:

    Axial-Leaded 500 mW Zener Diodes series 1N5728B to 1N5757B-1, providing voltage regulation from 4.7V to 75V with standard 5% tolerance and tighter options.

    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 1N5729B available for RFQ?

    Yes. 1N5729B 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 1N5729B?

    Pricing for 1N5729B 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 1N5729B?

    1N5729B is a Microchip Diodes & Rectifiers with Thermal Resistance Junction To Ambient: 310°C/W and Thermal Resistance Junction To Lead: 250°C/W. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for 1N5729B?

    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 1N5729B 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 1N5729B?

    Yes. If 1N5729B 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:

    1N5729B

    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
    Forward Voltage
    0.9V
    Marking
    Part number
    Operating Temperature
    -65°C ~ +175°C
    Package
    DO-35 (DO-204AH)
    Packing
    Tray
    Polarity
    Cathode indicated by band
    Power Dissipation
    0.5W
    Soldering Temperature
    260°C
    Storage Temperature
    -65°C ~ +175°C
    Terminal Plating
    tin-lead
    Thermal Resistance Junction To Ambient
    310°C/W
    Thermal Resistance Junction To Lead
    250°C/W
    Weight
    0.2 g

    Products Detail

    The 1N5728B to 1N5757B-1 series are 0.5W Zener voltage regulators in DO-35 axial-lead glass package. They offer a wide voltage range (4.7V to 75V) with standard 5% tolerance (B suffix) and tighter 2% (C) or 1% (D) options. Features include internal metallurgical bond option (-1 suffix), MIL-PRF-19500 screening (with MQ, MX, MV, MSP prefixes), non-sensitive to ESD, minimal capacitance, and inherent radiation hardness. Also available in surface mount equivalents (DO-213AA).

    Key Features

    • JEDEC registered
    • Internal metallurgical bond option
    • MIL-PRF-19500 screening options
    • Surface Mount equivalents
    • Voltage regulation from 4.7V to 75V
    • Tolerances: ±5% (B), ±2% (C), ±1% (D)
    • Flexible axial-lead mounting
    • Non-sensitive to ESD
    • Minimal capacitance
    • Radiation hard
    • Hermetically sealed DO-35 package
    • Tape & reel option.

    Application scenarios

    • Voltage regulation in industrial and commercial applications
    • power management
    • and circuits requiring radiation hardness and ESD robustness.
    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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