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    1. Home/
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    5. PTB48540AAZ Texas Instruments

    PTB48540AAZ [Texas Instruments]

    PTB48540AAZ
    PTB48540AAZ

    Part No:

    PTB48540AAZ

    Category:

    Power Supplies

    Manufacturer:

    Texas Instruments

    Description:

    10-W Power-Over-Ethernet isolated power module for remote PD applications.

    Datasheet:

    Product FAQ

    1. Is PTB48540AAZ available for RFQ?

    Yes. PTB48540AAZ 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 PTB48540AAZ?

    Pricing for PTB48540AAZ 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 PTB48540AAZ?

    PTB48540AAZ is a Texas Instruments Power Supplies with PTB48540A Output Current Max: 2A and PTB48540B Output Current Max: 3A. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for PTB48540AAZ?

    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 PTB48540AAZ 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 PTB48540AAZ?

    Yes. If PTB48540AAZ is unavailable, obsolete, or does not meet your required lead time, we can help check similar Texas Instruments Power Supplies parts or compatible alternatives.

    RFQ

    Part Number:

    PTB48540AAZ

    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
    Input Voltage
    36V ~ 57V
    Isolation Voltage
    1500VDC
    Operating Temperature
    -40°C ~ +85°C
    Package
    Horizontal T/H (AH), SMD (AS)
    Classification Current
    2.5mA
    Detection Resistance
    24.9kΩ
    Output Voltage Adjust
    ±10%
    PTB48540A Efficiency
    82%
    PTB48540A Output Current Max
    2A
    PTB48540B Efficiency
    79%
    PTB48540B Output Current Max
    3A
    PTB48540C Efficiency
    85%
    PTB48540C Output Current Max
    0.85A
    Ripple
    50mVpp
    Standby Input Current
    1mA
    Switching Frequency
    200kHz ~ 400kHz
    Uvlo Falling Min
    30V
    Uvlo Rising Min
    40V
    Voltage Tolerance Max
    ±2%
    Voltage Tolerance Typ
    ±1%

    Products Detail

    The PTB48540 series provides isolated low-voltage power to remote Powered Devices in PoE applications. Features include IEEE 802.3af compliance, 10W output, 36-57V input range, 85% efficiency, low profile (9mm), output voltage trim (±10%), under-voltage lockout, internal EMI filter, output inhibit control, short circuit protection, over-temperature shutdown, and 1500VDC isolation. Supports 3.3V, 5V, or 12V outputs. Targets small remote IP appliances like security readers, cameras, test dongles, and IP phones.

    Key Features

    • Input Voltage Range: 36V to 57V
    • 10W Output
    • IEEE Std. 802.3af Compliant
    • 85% Efficiency
    • Low Profile (9mm)
    • Output Voltage Trim/Adjust
    • Under-Voltage Lockout
    • Input Transient Suppressor
    • Internal EMI Filter
    • Output Inhibit Control
    • Short Circuit Protection
    • Over Temperature Shutdown
    • 1500VDC Isolation
    • Safety Approvals (pending)

    Application scenarios

    • security card readers
    • cameras
    • test dongles
    • IP phone consoles

    Documents

    Datasheets:

    PTB48540AAZ-Texas-Instruments-datasheet-149643.pdfPTB48540AAZ-Texas-Instruments-datasheet-34097.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

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