Logo
Contact Us
Cookies Policy
Terms of Use
Privacy Policy
phone
Vivi (Sales)
phone
Ban (Sales)
phone
+86 755-2845-3125
RFQ List
  • open navigation menu
    • Logo
    • RFQ List
      • Manufacturers
      • Hot Products
      • RFQ
      • Blog
      • Tools
      • Sourcing Solutions
      • PCB/SMT
      • About Us
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    Certification badge
    CONTACT US
    +86 755-2845-3125
    [email protected][email protected][email protected]
    Room 2709B, 5A Office Building, Longguang Jiuzuan, Hongshan, Longhua District, Shenzhen, China
    Company
    • Blog
    • About Us
    • Contact Us
    Resources
    • Categories
    • Manufacturers
    • Tools
    • RFQ
    Quick link
    • Privacy Policy
    • Terms of Use
    • Cookies Policy
    • Refund & Return Policy
    • Shipping & Delivery Policy
    Payment
    • Payment method
    • Payment method
    • Payment method
    • Payment method
    Logistics
    • Logistics partner
    • Logistics partner
    • Logistics partner
    • Logistics partner

    © 2026 Copyright. All Rights Reserved. Made by ICAllIn

    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Transistors/
    5. CDLL4491/TR Microchip

    CDLL4491/TR [Microchip]

    CDLL4491/TR
    CDLL4491/TR

    Part No:

    CDLL4491/TR

    Category:

    Transistors

    Manufacturer:

    Microchip

    Description:

    This Zener voltage regulator series is military qualified to MIL-PRF-19500/406 and is ideal for high-reliability applications where a failure cannot be tolerated. These industry-recognized 1.5 watt Zener voltage regulators are hermetically sealed with void-less glass construction using an internal metallurgical bond.

    RoHS Status:

    Product FAQ

    1. Is CDLL4491/TR available for RFQ?

    Yes. CDLL4491/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 CDLL4491/TR?

    Pricing for CDLL4491/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 CDLL4491/TR?

    CDLL4491/TR is a Microchip Transistors with Thermal Resistance Junction To Lead 0.375inch: 42°C/W and Power Dissipation 112C: 1.5W. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for CDLL4491/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 CDLL4491/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 CDLL4491/TR?

    Yes. If CDLL4491/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:

    CDLL4491/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
    Operating Temperature
    -65°C ~ +175°C
    Package
    DO-41, D-5A MELF
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Packing
    Tray (standard), Tape and reel (option)
    Weight
    340 milligrams
    Forward Voltage 1A
    1.5V
    Forward Voltage 200mA
    1.0V
    Power Dissipation 112C
    1.5W
    Solder Temperature 10s
    260°C
    Thermal Resistance Junction To Lead 0.375inch
    42°C/W

    Products Detail

    Military qualified to MIL-PRF-19500/406, hermetically sealed voidless glass construction with internal metallurgical bonds. Offers Zener selections from 3.3V to 200V in standard 5% tolerance, with 1% and 2% versions available. Available in DO-41 (thru-hole) and D-5A MELF (surface mount) packages. Features include triple-layer passivation, robust construction, and JEDEC registration. RoHS compliant versions available for commercial grade.

    Key Features

    • JEDEC registered series, void-less hermetically sealed glass package, triple-layer passivation, robust construction, internal metallurgical bonds (Category 1 for 1N4462-1N4496, Category III for 1N6485-1N6491 and 1N4460-1N4461), military qualifications (JAN, JANTX, JANTXV, JANS), RoHS compliant (commercial grade), non-sensitive to ESD, radiation hard

    Application scenarios

    • Voltage regulation over broad operating current and temperature range
    • radiation-hardened applications
    • non-sensitive to ESD
    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

    BEST SELL
    BAV99-7-F

    BAV99-7-F

    DIODES

    BEST SELL
    K4B4G1646E-BYK0

    K4B4G1646E-BYK0

    SAMSUNG

    BEST SELL
    K4A8G085WC-BIWE

    K4A8G085WC-BIWE

    SAMSUNG

    BEST SELL
    PI7C9X2G1616PRAHSBE

    PI7C9X2G1616PRAHSBE

    DIODES

    BEST SELL
    H9TQ64A8GTDCUR-KUM

    H9TQ64A8GTDCUR-KUM

    SK HYNIX

    BEST SELL
    CYBT-343026-EVAL

    CYBT-343026-EVAL

    Infineon

    BEST SELL
    MT41K512M8DA-107 IT:P

    MT41K512M8DA-107 IT:P

    Micron

    BEST SELL
    MT25QU256ABA1EW7-0SIT

    MT25QU256ABA1EW7-0SIT

    Micron

    BEST SELL
    MT29F16G08ABACAWP-ITZ:C

    MT29F16G08ABACAWP-ITZ:C

    Micron

    BEST SELL
    K4FBE3D4HM-GHCL

    K4FBE3D4HM-GHCL

    SAMSUNG

    Related Information
    • Part Number
      Manufacturer
      Stock Status
      Pricing
      RoHS/Datasheet
    • JANS1N6168US/TR
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • JANTXV1N4978US
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • MXSMBG8.0A
      Microchip
      Available for RFQ
      Request Volume Pricing
    • JANTX1N6155A
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • MADA3KP30CAE3
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • 1N3157UR-1
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • JANTX1N6320DUS
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • MXSMBJ12CAE3
      Microchip
      Available for RFQ
      Request Volume Pricing
    • JANS1N6643US
      Microchip
      Available for RFQ
      Request Volume Pricing
      -
    • MX1.5KE27A
      Microchip
      Available for RFQ
      Request Volume Pricing

    1N2133A

    1N2133A

    Microchip

    1N2975A

    1N2975A

    Microchip

    1N3157-1

    1N3157-1

    Microchip

    15KPA60CE3/TR13

    15KPA60CE3/TR13

    Microchip

    1090MP

    1090MP

    Microchip

    15KPA51AE3/TR13

    15KPA51AE3/TR13

    Microchip

    15KPA24CE3/TR13

    15KPA24CE3/TR13

    Microchip

    1N2989A

    1N2989A

    Microchip

    1N3156A

    1N3156A

    Microchip

    1N3166R

    1N3166R

    Microchip

    Discrete & Power Modules(14567)Thyristors(12548)Diodes & Rectifiers(136426)

    No recently viewed products