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    1. Home/
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    3. Power/
    4. DC/DC Converters/
    5. PT5503A Rochester

    PT5503A [Rochester]

    PT5503A
    PT5503A

    Part No:

    PT5503A

    Category:

    DC/DC Converters

    Manufacturer:

    Rochester

    Description:

    The PT5500 Excalibur™ power modules are a series of high-performance Integrated Switching Regulators (ISRs). Rated 3A, these modules operate from input voltages as low as 3.1V to provide a local step-down power source.

    Datasheet:

    Product FAQ

    1. Is PT5503A available for RFQ?

    Yes. PT5503A 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 PT5503A?

    Pricing for PT5503A 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 PT5503A?

    PT5503A is a Rochester DC/DC Converters with Inhibit Input High Voltage Max: Open and Inhibit Input High Voltage Min: Vin - 0.5V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PT5503A?

    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 PT5503A 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 PT5503A?

    Yes. If PT5503A 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:

    PT5503A

    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
    Current Limit
    5A
    External Capacitance Min
    100µF
    Flammability
    UL 94V-0
    Inhibit Input High Voltage Max
    Open
    Inhibit Input High Voltage Min
    Vin - 0.5V
    Inhibit Input Low Current
    -0.5mA
    Inhibit Input Low Voltage Max
    0.5V
    Inhibit Input Low Voltage Min
    -0.2V
    Input Voltage
    3.1V ~ 5.5V
    Line Regulation
    ±6mV
    Load Regulation
    ±10mV
    Mechanical Shock
    500 G's
    Mechanical Vibration
    15 G's
    Operating Temperature
    -40°C ~ +85°C
    Output Capacitor
    100µF electrolytic or tantalum
    Output Current
    0.1A ~ 3.0A
    Output Ripple Pk Pk Max
    45mV
    Package
    5-pin, Vertical (N), Horizontal (A), SMD (C)
    Set Point Voltage Tolerance
    ±2%
    Storage Temperature
    -40°C ~ +125°C
    Switching Frequency
    350kHz
    Temperature Variation
    ±0.5%
    Total Output Variation
    ±3%
    Transient Response Time Max
    100 µs
    Transient Response Voltage Max
    100mV
    Weight
    6.5 grams

    Products Detail

    The PT5500 series is a 3A, 5V/3.3V input adjustable output voltage ISR. It features a small footprint, space-saving package, adjustable output voltage, output inhibit function, short circuit protection, and solderable copper case. It is designed to complement high-performance DSPs and microprocessors, with output voltage options as low as 1.0V. The module is packaged in a 5-pin thermally efficient copper case that is solderable and accommodates both through-hole and surface mount configurations.

    Key Features

    • Single-Device: 5V/3.3V Input
    • DSP Compatible
    • 90% Efficiency
    • Small Footprint
    • Space-Saving package
    • Adjustable Output Voltage
    • Output Inhibit Function
    • Short Circuit Protection
    • Solderable Copper Case

    Application scenarios

    • DSP and microprocessor power supply

    Documents

    Datasheets:

    PT5500 SeriesPT5503A-Texas-Instruments-datasheet-10258643.pdfPT5503A-Texas-Instruments-datasheet-2002.pdf
    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
    Related Information
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