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    Part number
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    1. Home/
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    4. Power Supplies/
    5. L5991D STMicroelectronics

    L5991D [STMicroelectronics]

    L5991D
    L5991D

    Part No:

    L5991D

    Category:

    Power Supplies

    Manufacturer:

    STMicroelectronics

    Description:

    16 Terminations 10V~20V 16 Pin L5991 AC to DC power converter 1 Outputs Up to 1MHz

    RoHS Status:

    Product FAQ

    1. Is L5991D available for RFQ?

    Yes. L5991D 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 L5991D?

    Pricing for L5991D 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 L5991D?

    L5991D is a STMicroelectronics Power Supplies with Packaging: Tube and Time@Peak Reflow Temperature-Max (s): 30 and Moisture Sensitivity Level (MSL): 3 (168 Hours). Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for L5991D?

    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 L5991D 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 L5991D?

    Yes. If L5991D is unavailable, obsolete, or does not meet your required lead time, we can help check similar STMicroelectronics Power Supplies parts or compatible alternatives.

    RFQ

    Part Number:

    L5991D

    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

    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
    Lifecycle Status
    ACTIVE (Last Updated: 7 months ago)
    Factory Lead Time
    12 Weeks
    Mount
    Surface Mount
    Mounting Type
    Surface Mount
    Package / Case
    16-SOIC (0.154, 3.90mm Width)
    Number of Pins
    16
    Operating Temperature
    -40°C~150°C TJ
    Packaging
    Tube
    JESD-609 Code
    e4
    Part Status
    Active
    Moisture Sensitivity Level (MSL)
    3 (168 Hours)
    Number of Terminations
    16
    ECCN Code
    EAR99
    Terminal Finish
    Nickel/Palladium/Gold (Ni/Pd/Au)
    Technology
    BCDMOS
    Terminal Position
    DUAL
    Terminal Form
    GULL WING
    Peak Reflow Temperature (Cel)
    260
    Number of Functions
    1
    Frequency
    1MHz
    Time@Peak Reflow Temperature-Max (s)
    30
    Base Part Number
    L5991
    Pin Count
    16
    Number of Outputs
    1
    Output Voltage
    5.075V
    Input Voltage-Nom
    15V
    Analog IC - Other Type
    SWITCHING CONTROLLER
    Output Current
    1.5A
    Voltage - Supply (Vcc/Vdd)
    10V~20V
    Control Features
    Frequency Control, Soft Start, Sync
    Topology
    Boost, Flyback
    Control Mode
    CURRENT-MODE
    Frequency - Switching
    Up to 1MHz
    Control Technique
    PULSE WIDTH MODULATION
    Rise Time
    70ns
    Fall Time (Typ)
    35 ns
    Switcher Configuration
    SINGLE
    Internal Switch(s)
    No
    Fault Protection
    Current Limiting, Over Voltage
    Max Duty Cycle
    93 %
    Output Isolation
    Isolated
    Voltage - Start Up
    15V
    Height
    1.65mm
    Length
    10mm
    Width
    4mm
    REACH SVHC
    No SVHC
    RoHS Status
    RoHS Compliant

    Products Detail

    L5991D Overview


    This ac to dc converter is embedded in package 16-SOIC (0.154, 3.90mm Width) .The AC/DC power converter is available in Tube .There is a AC/DC converter mounted in the way of Surface Mount .For the ac dc converter to perform properly, it should be operated at a temperature of -40°C~150°C TJ °C.In this AC DC converter, the analog IC type is SWITCHING CONTROLLER .Up to 1MHz is the switching frequency.As long as the supply voltage (Vcc/Vdd) is within the range of 10V~20V , the AC/DC converter may be used.In total, there are 16 terminations.The ac/dc converter has a total of 16 pins.There are 16 pins on the ac-dc converter.Surface Mount are the recommended mounting method for the ac dc converters.A similar acdc converter can be searched by using the L5991 family.A total of 1 outputs are to be processed.The ac to dc conversions are included in Switching Regulator or Controllers .In this AC to DC transformer, the output current is set to 1.5A .There is 5.075V voltage output from it.A high efficiency is achieved when operating at a frequency of 1MHz .It is possible to read the REACH SVHC standard at: No SVHC .

    L5991D Features


    Packaged with 16-SOIC (0.154, 3.90mm Width)
    Switching Frequency at Up to 1MHz
    With 16 pins
    Output Current at 1.5A


    L5991D Applications


    There are a lot of STMicroelectronics
    L5991D AC DC Converters applications.


    • AC/DC Adaptors/Chargers for E-books
    • Adaptors for Portable Media Player
    • Adaptors for DSCs
    • Set-top boxes
    • DVD players
    • Records
    • Linear Adapter Replacements
    • Chargers for cell/cordless phones
    • PDAs
    • MP3

    Documents

    Datasheets:

    L5991(A)L5991D-STMicroelectronics-datasheet-12513137.pdfL5991D-STMicroelectronics-datasheet-7584.pdfL5991D-STMicroelectronics-datasheet-14165888.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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