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    1. Home/
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    3. Power/
    4. DC/DC Converters/
    5. PT4474C Texas Instruments

    PT4474C [Texas Instruments]

    PT4474C
    PT4474C

    Part No:

    PT4474C

    Category:

    DC/DC Converters

    Manufacturer:

    Texas Instruments

    Description:

    The PT4474 is a 100-W, 20-A programmable isolated DC/DC converter module with 18V to 36V input and 4.6V to 5.7V output range.

    Datasheet:

    Product FAQ

    1. Is PT4474C available for RFQ?

    Yes. PT4474C by Texas Instruments 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 PT4474C?

    Pricing for PT4474C 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 PT4474C?

    PT4474C is a Texas Instruments DC/DC Converters with Total Output Voltage Variation Max: ±3% and Total Output Voltage Variation Typ: ±2%. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PT4474C?

    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 PT4474C 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 PT4474C?

    Yes. If PT4474C is unavailable, obsolete, or does not meet your required lead time, we can help check similar Texas Instruments DC/DC Converters parts or compatible alternatives.

    RFQ

    Part Number:

    PT4474C

    Manufacturer:

    Texas Instruments

    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
    Current Limit
    25A
    Efficiency
    90%
    Flammability
    UL 94V-0
    Input Capacitance
    3µF
    Isolation Capacitance
    1100pF
    Isolation Resistance
    10MΩ
    Isolation Voltage
    1500VDC
    Line Regulation
    ±1%
    Load Regulation
    ±1%
    Mean Time Between Failures (MTBF)
    1.4e6 Hrs
    Mechanical Shock
    500G
    Mechanical Vibration
    20G
    Operating Temperature
    -40°C ~ +115°C
    Output Capacitance
    10000µF
    Output Current
    0A ~ 20A
    Output Ripple Max
    75mVpp
    Output Ripple Typ
    60mVpp
    Over Temperature Shutdown Typ
    120°C
    Over Voltage Protection
    125%
    Package
    EKD, EKA, EKC
    Safety Approvals
    UL 60950, CSA 22.2 950, VDE EN60950 Pending
    Standby Current
    10mA
    Storage Temperature
    -40°C ~ +125°C
    Supply Voltage
    18V ~ 36V
    Switching Frequency
    270kHz ~ 350kHz
    Temperature Variation Typ
    ±0.5%
    Total Output Voltage Variation Max
    ±3%
    Total Output Voltage Variation Typ
    ±2%
    Transient Response 1A Per Μs
    75µs
    Under Voltage Lockout Typ
    17V
    Voltage Tolerance Max
    ±1.5%
    Voltage Tolerance Typ
    ±1%
    Weight
    90g

    Products Detail

    The PT4474 Excalibur™ DC/DC converter module combines state-of-the-art power conversion technology with high efficiency (90%) and ultra-fast transient response. It provides up to 20A output current over a programmable voltage range (4.6V to 5.7V) and features foldback current limiting, over-temperature protection, inhibit control, and differential remote sensing. The module supports up to two PT4494 booster modules for increased output current (up to 60A total). It includes safety approvals (UL 60950, CSA 22.2 950, VDE EN60950 pending) and operates in -40°C to +85°C ambient temperatures with 1500 VDC isolation.

    Key Features

    • Input Voltage Range: 18V to 36V
    • Programmable Output Voltage: 4.6V to 5.7V
    • Ambient Temperature: -40°C to +85°C
    • Isolation: 1500 VDC
    • Efficiency: 90%
    • On/Off Inhibit
    • Differential Remote Sense
    • Output Current: 40A with PT4494
    • Over-Current Protection
    • Over-Temperature Protection
    • Over-Voltage Protection
    • Space-Saving Package
    • Solderable Copper Case
    • Safety Approvals: UL 60950, CSA 22.2 950, VDE EN60950 Pending

    Documents

    Datasheets:

    PT4474
    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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