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    5. PT4494C Texas Instruments

    PT4494C [Texas Instruments]

    PT4494C
    PT4494C

    Part No:

    PT4494C

    Category:

    Unclassified

    Manufacturer:

    Texas Instruments

    Description:

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

    Datasheet:

    Product FAQ

    1. Is PT4494C available for RFQ?

    Yes. PT4494C 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 PT4494C?

    Pricing for PT4494C 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 PT4494C?

    PT4494C is a Texas Instruments Unclassified with Mean Time Between Failures (MTBF): 1.4e6 hours and Total Output Variation: ±3%. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PT4494C?

    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 PT4494C 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 PT4494C?

    Yes. If PT4494C is unavailable, obsolete, or does not meet your required lead time, we can help check similar Texas Instruments Unclassified parts or compatible alternatives.

    RFQ

    Part Number:

    PT4494C

    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 Voltage
    18V ~ 36V
    Isolation Voltage
    1500 VDC
    Line Regulation
    ±1%
    Load Regulation
    ±1%
    Mean Time Between Failures (MTBF)
    1.4e6 hours
    Operating Temperature
    -40°C ~ +115°C
    Output Current
    0A ~ 20A
    Output Ripple
    75 mVpp
    Ovp
    125%
    Storage Temperature
    -40°C ~ +125°C
    Switching Frequency
    270kHz ~ 350kHz
    Temperature Variation
    ±0.5%
    Total Output Variation
    ±3%
    Transient Response
    75 µs
    Uvlo
    17V
    Voltage Tolerance
    ±1.5%
    Weight
    90 grams

    Products Detail

    The PT4474 is a high-efficiency (90%) programmable DC/DC converter module with an input voltage range of 18V to 36V and an adjustable output voltage from 4.6V to 5.7V. It provides up to 20A of output current and can be paralleled with PT4494 booster modules to increase current capability (up to 60A with two boosters). The module features comprehensive protections including over-current, over-temperature, and over-voltage, as well as differential remote sense and inhibit control. It operates over an ambient temperature range of -40°C to +85°C and offers 1500 VDC isolation. Safety approvals include UL 60950, CSA 22.2 950, and VDE EN60950 (pending).

    Key Features

    • Input Voltage Range: 18V to 36V
    • Programmable Output Voltage: 4.6V to 5.7V
    • Output Current: 20A (standalone), up to 60A with boosters
    • Efficiency: 90%
    • Isolation: 1500 VDC
    • Operating Temperature: -40°C to +85°C
    • Protections: Over-Current, Over-Temperature, Over-Voltage
    • Control: On/Off Inhibit, Differential Remote Sense
    • Package: Space-Saving, Solderable Copper Case
    • Safety Approvals: UL 60950, CSA 22.2 950, VDE EN60950 (pending)

    Documents

    Datasheets:

    PT4474x, PT4494x
    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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