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    1. Home/
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    3. Integrated Circuits - ICs/
    4. Interface ICs/
    5. L4963W STMicroelectronics

    L4963W [STMicroelectronics]

    L4963W
    L4963W

    Part No:

    L4963W

    Category:

    Interface ICs

    Manufacturer:

    STMicroelectronics

    Description:

    The L4963 is a monolithic power switching regulator delivering 1.5A at 5.1V. The output voltage is adjustable from 5.1V to 36V, working in discontinuous variable frequency mode.

    Datasheet:

    Product FAQ

    1. Is L4963W available for RFQ?

    Yes. L4963W 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 L4963W?

    Pricing for L4963W 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 L4963W?

    L4963W is a STMicroelectronics Interface ICs with L4963D Thermal Resistance Junction To Ambient: 85°C/W and L4963W Thermal Resistance Junction To Ambient: 80°C/W. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for L4963W?

    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 L4963W 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 L4963W?

    Yes. If L4963W is unavailable, obsolete, or does not meet your required lead time, we can help check similar STMicroelectronics Interface ICs parts or compatible alternatives.

    RFQ

    Part Number:

    L4963W

    Manufacturer:

    STMicroelectronics

    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
    L4963D Current Limiting Max
    6.5A
    L4963D Current Limiting Min
    3.5A
    L4963D Efficiency Max
    75%
    L4963D Efficiency Min
    65%
    L4963D Input Voltage Max
    46V
    L4963D Input Voltage Min
    9V
    L4963D Operating Temperature Max
    150°C
    L4963D Operating Temperature Min
    -40°C
    L4963D Output Current
    1.5A
    L4963D Output Voltage Max
    36V
    L4963D Output Voltage Min
    5.1V
    L4963D Package
    SO20
    L4963D Reference Voltage
    5.1V
    L4963D Thermal Resistance Junction To Ambient
    85°C/W
    L4963D Thermal Resistance Junction To Pins
    15°C/W
    L4963D Thermal Shutdown Max
    150°C
    L4963D Thermal Shutdown Min
    145°C
    L4963D Total Power Dissipation
    4W
    L4963W Current Limiting Max
    6.5A
    L4963W Current Limiting Min
    3.5A
    L4963W Efficiency Max
    75%
    L4963W Efficiency Min
    65%
    L4963W Input Voltage Max
    46V
    L4963W Input Voltage Min
    9V
    L4963W Operating Temperature Max
    150°C
    L4963W Operating Temperature Min
    -40°C
    L4963W Output Current
    1.5A
    L4963W Output Voltage Max
    36V
    L4963W Output Voltage Min
    5.1V
    L4963W Package
    Powerdip12+3+3
    L4963W Reference Voltage
    5.1V
    L4963W Thermal Resistance Junction To Ambient
    80°C/W
    L4963W Thermal Resistance Junction To Pins
    12°C/W
    L4963W Thermal Shutdown Max
    150°C
    L4963W Thermal Shutdown Min
    145°C
    L4963W Total Power Dissipation
    5W

    Products Detail

    The L4963 is a monolithic stepdown regulator providing 1.5A at 5.1V in discontinuous variable frequency mode. It features remote inhibit, internal current limiting, thermal protection, reset and power fail outputs for microprocessors. Requires very few external components and no frequency compensation required. Available in Powerdip12+3+3 (L4963W) and SO20 (L4963D) packages.

    Key Features

    • 1.5A output load current
    • 5.1 to 36V output voltage range
    • Discontinuous variable frequency mode
    • Precise (+/–2%) on-chip reference
    • Very high efficiency
    • Very few external components
    • No frequency compensation required
    • Reset and power fail output for microprocessor
    • Internal current limiting
    • Thermal shutdown
    • Remote inhibit (TTL level)

    Documents

    Datasheets:

    L4963W-STMicroelectronics-datasheet-16347151.pdfL4963W-STMicroelectronics-datasheet-14167425.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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