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    Part number
    Part number
    1. Home/
    2. All Categories/
    3. Discrete Semiconductors/
    4. Diodes & Rectifiers/
    5. DSI45-12A Littelfuse

    DSI45-12A [Littelfuse]

    DSI45-12A
    DSI45-12A

    Part No:

    DSI45-12A

    Category:

    Diodes & Rectifiers

    Manufacturer:

    Littelfuse

    Description:

    Standard Diode Rectifier Standard Recovery >500ns, > 200mA (Io) 1.28V @ 45A -40°C~175°C 20?A @ 1200V 2-Termination Tube TO-247-2 Through Hole

    RoHS Status:

    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
    Factory Lead Time
    24 Weeks
    Mount
    Through Hole
    Mounting Type
    Through Hole
    Package / Case
    TO-247-2
    Number of Pins
    3
    Diode Element Material
    SILICON
    Packaging
    Tube
    Published
    2004
    JESD-609 Code
    e3
    Pbfree Code
    yes
    Part Status
    Active
    Moisture Sensitivity Level (MSL)
    1 (Unlimited)
    Number of Terminations
    2
    ECCN Code
    EAR99
    Terminal Finish
    Matte Tin (Sn)
    Max Operating Temperature
    150°C
    Min Operating Temperature
    -40°C
    Additional Feature
    LOW LEAKAGE CURRENT
    HTS Code
    8541.10.00.80
    Technology
    AVALANCHE
    Pin Count
    3
    JESD-30 Code
    R-PSFM-T2
    Number of Elements
    1
    Element Configuration
    Single
    Speed
    Standard Recovery >500ns, > 200mA (Io)
    Diode Type
    Standard
    Voltage - Forward (Vf) (Max) @ If
    1.28V @ 45A
    Case Connection
    CATHODE
    Forward Current
    48A
    Operating Temperature - Junction
    -40°C~175°C
    Max Surge Current
    475A
    Application
    GENERAL PURPOSE
    Voltage - DC Reverse (Vr) (Max)
    1200V
    Forward Voltage
    1.6V
    Max Reverse Voltage (DC)
    1.2kV
    Average Rectified Current
    45A
    Number of Phases
    1
    Max Repetitive Reverse Voltage (Vrrm)
    1.2kV
    Capacitance @ Vr, F
    18pF @ 400V 1MHz
    Peak Non-Repetitive Surge Current
    518A
    Reverse Voltage
    1.2kV
    Max Forward Surge Current (Ifsm)
    475A
    Height
    21.46mm
    Length
    16.26mm
    Width
    5.3mm
    REACH SVHC
    No SVHC
    Radiation Hardening
    No
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free

    Products Detail

    DSI45-12A Overview


    A reasonable reverse voltage is 1.2kV.The average rectified current for this device is 45A volts.When the forward current reaches 48A, it is allowed.The maximum surge current is 475A.A data chart shows that the peak reverse is 20?A in the datasheets.

    DSI45-12A Features


    an average rectified current of 45A volts
    the peak reverse is 20?A


    DSI45-12A Applications


    There are a lot of IXYS
    DSI45-12A applications of single-phase diode rectifier.


    • DC motor control and drives
    • Battery chargers
    • Welders
    • Power converters
    • Reverse Polarity Protection
    • Ultra High-Speed Switching
    • Freewheeling
    • Polarity Protection Diode
    • Recirculating Diode
    • Switching Diode

    Documents

    Datasheets:

    DSI45-12A
    Product FAQ

    1. Is DSI45-12A available for RFQ?

    Yes. DSI45-12A by Littelfuse 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 DSI45-12A?

    Pricing for DSI45-12A 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 DSI45-12A?

    DSI45-12A is a Littelfuse Diodes & Rectifiers with Packaging: Tube and Max Repetitive Reverse Voltage (Vrrm): 1.2kV and Voltage - Forward (Vf) (Max) @ If: 1.28V @ 45A. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for DSI45-12A?

    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 DSI45-12A 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 DSI45-12A?

    Yes. If DSI45-12A is unavailable, obsolete, or does not meet your required lead time, we can help check similar Littelfuse Diodes & Rectifiers parts or compatible alternatives.

    RFQ

    Part Number:

    DSI45-12A

    Manufacturer:

    Littelfuse

    Looking for Pricing? Contact us for volume pricing.

    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

    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.

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