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    Part number
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    1. Home/
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    3. Power/
    4. DC/DC Converters/
    5. PT6444C Rochester

    PT6444C [Rochester]

    PT6444C
    PT6444C

    Part No:

    PT6444C

    Category:

    DC/DC Converters

    Manufacturer:

    Rochester

    Description:

    The PT6440 Excalibur™ power modules are a series of high performance Integrated Switching Regulators (ISRs), housed in a thermally efficient solderable copper case.

    Datasheet:

    Product FAQ

    1. Is PT6444C available for RFQ?

    Yes. PT6444C by Rochester 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 PT6444C?

    Pricing for PT6444C 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 PT6444C?

    PT6444C is a Rochester 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 PT6444C?

    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 PT6444C 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 PT6444C?

    Yes. If PT6444C is unavailable, obsolete, or does not meet your required lead time, we can help check similar Rochester DC/DC Converters parts or compatible alternatives.

    RFQ

    Part Number:

    PT6444C

    Manufacturer:

    Rochester

    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
    Efficiency
    90%
    External Input Capacitance Min
    100µF
    External Output Capacitance Max
    1000µF
    External Output Capacitance Min
    330µF
    Inhibit Input High Voltage
    Vin-0.5 to Open
    Inhibit Input Low Current Typ
    -0.5mA
    Inhibit Input Low Voltage
    -0.2V to +0.5V
    Input Capacitor Esr Max
    200mΩ
    Input Voltage
    3.1V ~ 5.5V
    Line Regulation
    ±10mV
    Load Regulation
    ±25mV
    Mean Time Between Failures (MTBF)
    8.8e6 hours
    Mechanical Shock
    500 G
    Mechanical Vibration
    20 G
    Operating Temperature
    -40°C ~ +85°C
    Output Capacitor Esr Max
    100mΩ
    Output Current
    0.1A ~ 6A
    Output Ripple Typ
    20 mVpp
    Package
    Vertical (N), Horizontal (A), SMD (C) [previously 1540/50]
    RoHS Status
    Non-RoHS Compliant
    Set Point Voltage Tolerance Max
    ±2%
    Set Point Voltage Tolerance Typ
    ±1%
    Short Circuit Threshold Typ
    10A
    Standby Input Current Typ
    0.5mA
    Storage Temperature
    -40°C ~ +125°C
    Switching Frequency
    300kHz ~ 400kHz
    Temperature Variation
    ±0.5%
    Total Output Voltage Variation Max
    ±3%
    Total Output Voltage Variation Typ
    ±2%
    Transient Overshoot
    ±70mV
    Transient Response Typ
    50 µs
    Weight
    23 grams

    Products Detail

    The PT6440 series consists of 6A output current, adjustable voltage ISRs operating from 3.1V to 5.5V input. Ideal for powering DSPs and microprocessors, they feature output voltages as low as 1.0V, external voltage adjustment, On/Off inhibit, short-circuit protection, and a small footprint. The innovative copper case provides superior thermal performance. Both through-hole and surface mount configurations are available. Requires 100µF input and 330µF output capacitors.

    Key Features

    • 6A Output Current, Input Voltage Range: 3.1V to 5.5V, 90% Efficiency, Adjustable Output Voltage, Standby Function, Short Circuit Protection, Small Footprint (0.61 in²), Solderable Copper Case, MTBF: 8.8 x 10⁶ Hours, External Output Voltage Adjustment, On/Off Inhibit Control

    Application scenarios

    • DSP power
    • microprocessor power
    • industrial applications

    Documents

    Datasheets:

    PT6440 Series
    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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