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    1. Home/
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    3. Discrete Semiconductors/
    4. Transistors/
    5. CDLL957B/TR Microchip

    CDLL957B/TR [Microchip]

    CDLL957B/TR
    CDLL957B/TR

    Part No:

    CDLL957B/TR

    Category:

    Transistors

    Manufacturer:

    Microchip

    Description:

    The popular 1N957BUR-1 through 1N992BUR-1 series of 0.5 watt Zener voltage regulators provides a selection from 6.8 to 200 volts in a standard 5%, 2% and 1% tolerance versions.

    RoHS Status:

    Product FAQ

    1. Is CDLL957B/TR available for RFQ?

    Yes. CDLL957B/TR 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 CDLL957B/TR?

    Pricing for CDLL957B/TR 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 CDLL957B/TR?

    CDLL957B/TR is a Microchip Transistors with Thermal Resistance Junction To Ambient: 300°C/W and Thermal Resistance Junction To End Cap: 100°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 CDLL957B/TR?

    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 CDLL957B/TR 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 CDLL957B/TR?

    Yes. If CDLL957B/TR 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:

    CDLL957B/TR

    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

    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
    Thermal Resistance Junction To Ambient
    300°C/W
    Solder Temperature
    260°C
    Operating Temperature
    -65°C ~ +175°C
    Package
    DO-213AA MELF
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Weight
    0.04 g
    Forward Voltage 1N957UR 1N985UR
    1.1V
    Forward Voltage 1N986UR 1N992UR
    1.3V
    Power Dissipation At 125C
    0.5W
    Power Dissipation At 55C On Pcb
    0.4W
    Thermal Resistance Junction To End Cap
    100°C/W
    Tolerance
    ±5%, ±2%, ±1%
    Zener Voltage Range
    6.8V to 200V

    Products Detail

    0.5 watt Zener voltage regulators in hermetically sealed glass MELF DO-213AA package. Features internal metallurgical bond, available in military qualified (JAN, JANTX, JANTXV) and commercial RoHS compliant versions. Regulates voltage over broad operating current/temperature range with 6.8V to 200V selection and ±5% tolerance (±2% or ±1% optional). Small size for high-density surface mounting, non-sensitive to ESD, minimal capacitance, and inherently radiation hard.

    Key Features

    • JEDEC registered series
    • Internal metallurgical bond
    • Military qualifications (JAN/JANTX/JANTXV) per MIL-PRF-19500/117
    • Upscreening available
    • RoHS compliant versions (commercial grade)
    • Voltage regulation over broad current/temperature range
    • 6.8V to 200V selection
    • ±5% tolerance (±2%/±1% optional)
    • Small size for surface mounting
    • Non-sensitive to ESD
    • Minimal capacitance
    • Radiation hard.
    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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