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    1. Home/
    2. All Categories/
    3. Integrated Circuits - ICs/
    4. Power Management ICs/
    5. L4957AD1.5 STMicroelectronics
    Product FAQ

    1. Is L4957AD1.5 available for RFQ?

    Yes. L4957AD1.5 by STMicroelectronics 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 L4957AD1.5?

    Pricing for L4957AD1.5 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 L4957AD1.5?

    L4957AD1.5 is a STMicroelectronics Power Management ICs with Packaging: Tube and Time@Peak Reflow Temperature-Max (s): NOT SPECIFIED and Moisture Sensitivity Level (MSL): 2 (1 Year). Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for L4957AD1.5?

    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 L4957AD1.5 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 L4957AD1.5?

    Yes. If L4957AD1.5 is unavailable, obsolete, or does not meet your required lead time, we can help check similar STMicroelectronics Power Management ICs parts or compatible alternatives.

    RFQ

    Part Number:

    L4957AD1.5

    Manufacturer:

    STMicroelectronics

    Looking for Pricing? Contact us for volume pricing.

    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

    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.

    L4957AD1.5 [STMicroelectronics]

    L4957AD1.5
    L4957AD1.5

    Part No:

    L4957AD1.5

    Category:

    Power Management ICs

    Manufacturer:

    STMicroelectronics

    Description:

    Fixed 2.54mm L4957 PMIC 3 TO-263-3, D2Pak (2 Leads + Tab), TO-263AB

    RoHS Status:

    Datasheet:

    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
    Mount
    Surface Mount
    Mounting Type
    Surface Mount
    Package / Case
    TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
    Operating Temperature
    0°C~125°C
    Packaging
    Tube
    JESD-609 Code
    e0
    Part Status
    Obsolete
    Moisture Sensitivity Level (MSL)
    2 (1 Year)
    Number of Terminations
    3
    ECCN Code
    EAR99
    Technology
    BCD

    Products Detail

    L4957AD1.5 Overview


    A Tube case is used to deliver the Voltage Regulated IC. A TO-263-3, D2Pak (2 Leads + Tab), TO-263AB case is used for packaging. As you can see, the IC chip has 3 terminations. Regulator IC chip's output type is Fixed. The electronic part implements 1 regulators in total. In this Regulator IC chip, the operating temperature of Surface Mount varies. 0°C~125°C degrees is the operating temperature of the Voltage Regulator IC. There is one output function configured for this voltage regulator IC, and that is Positive. As far as its current output is concerned, it stands at 5A. There are 3 pins in total in this voltage regulator IC. It has 1 outputs to ensure that the performance of this regulator is prompt and sufficient. The dropout voltage of the regulator IC is 10 volts. For your information, this regulator's basic part number is L4957. The component shown here is a typical Other Regulators component.

    L4957AD1.5 Features


    600mV dropout voltage
    Other Regulators subtageroy


    L4957AD1.5 Applications


    There are a lot of STMicroelectronics
    L4957AD1.5 Linear Voltage Regulators applications.


    • Communication device
    • Personal communication device
    • Portable telephone
    • Electronic notebook
    • Camera
    • Video equipment
    • CPU power supply
    • Switching regulator
    • Multiple-power supply system
    • Digital audio player

    Documents

    Datasheets:

    L4957A
    Featured Product
    Terminal Position
    SINGLE
    Terminal Form
    GULL WING
    Peak Reflow Temperature (Cel)
    NOT SPECIFIED
    Number of Functions
    1
    Terminal Pitch
    2.54mm
    Time@Peak Reflow Temperature-Max (s)
    NOT SPECIFIED
    Base Part Number
    L4957
    Pin Count
    3
    JESD-30 Code
    R-PSSO-G3
    Number of Outputs
    1
    Qualification Status
    Not Qualified
    Voltage - Input (Max)
    14V
    Output Voltage
    1.5V
    Output Type
    Fixed
    Output Configuration
    Positive
    Current - Output
    5A
    Output Voltage 1
    1.5V
    Number of Regulators
    1
    Min Input Voltage
    3V
    Protection Features
    Over Temperature, Short Circuit
    Current - Quiescent (Iq)
    2mA
    PSRR
    75dB (120Hz)
    Dropout Voltage
    600mV
    Voltage Tolerance-Max
    2%
    Min Current Limit
    5.1A
    Input Bias Current
    600μA
    Height Seated (Max)
    4.83mm
    RoHS Status
    RoHS Compliant
    Lead Free
    Lead Free
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