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    STMicroelectronics L4978

    Part No.:
    L4978
    Manufacturer:
    STMicroelectronics
    Category:
    Voltage Regulators - DC DC Switching Regulators
    Package:
    8-DIP (0.300", 7.62mm)
    Datasheet:
    BomKey ElectronicsL4978.pdf
    Description:
    IC REG BUCK ADJ 2A 8DIP
    Payment:
    Payment
    Shipping:
    Shipping

    Product details

    • Specifications
    • FAQ
    • Comparison
    • Related
    Attributes
    Property Value
    Manufacturer
    STMicroelectronics
    Series:
    -
    Package/Case:
    8-DIP (0.300", 7.62mm)
    Packaging:
    Tube
    Product Status:
    Active
    Function:
    Step-Down
    Output Configuration:
    Positive
    Topology:
    Buck
    Output Type:
    Adjustable
    Number of Outputs:
    1
    Voltage - Input (Min):
    8V
    Voltage - Input (Max):
    55V
    Voltage - Output (Min/Fixed):
    3.3V
    Voltage - Output (Max):
    50V
    Current - Output:
    2A
    Frequency - Switching:
    100kHz ~ 300kHz
    Synchronous Rectifier:
    No
    Operating Temperature:
    -40°C ~ 150°C (TJ)
    Grade:
    -
    Qualification:
    -
    Mounting Type:
    Through Hole
    Supplier Device Package:
    8-DIP
    Category:
    Voltage Regulators - DC DC Switching Regulators
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    1. How to order L4978 on BomKey Electronics?

    Currently,, BomKey Electronics only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

    2. How does BomKey Electronics guarantee that L4978 is from the original manufacturer or authorized agents?

    We have a professional and experienced quality control team to strictly verify and test the L4978. All suppliers must pass our qualification reviews before they can publish their products including L4978 on BomKey Electronics; we pay more attention to the channels and quality of L4978 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence. .

    3. Are the L4978 price and inventory displayed accurate?

    The price and inventory of L4978 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

    4. What forms of payment are accepted?

    Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

    Warm Tips: Some orders in certain payment forms may require handling fee.

    5. How is the shipping arranged?

    Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

    Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

    Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

    6. What is the process for return or replacement of L4978?

    All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the L4978 we delivered, we will accept the replacement or return of the L4978 only when all of the below conditions are fulfilled:

    (1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

    (2)We are informed of the defect described above within 90 days after the delivery of L4978.

    (3)The PartNo is unused and only in the original unpacked packaging.

    Two processes to return the products:

    (1)Inform us within 90 days

    (2)Obtain Requesting Return Authorizations

    7.How to contact us to get technical supports, such as L4978 pin diagram, L4978 datasheet?

    If you need any after-sales service, please do not hesitate to contact us.

    Images L4978 L4978D L4978D013TR
    Part No. L4978 L4978D L4978D013TR
    Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics
    Series - - -
    Package/Case 8-DIP (0.300", 7.62mm) 16-SOIC (0.295", 7.50mm Width) 16-SOIC (0.295", 7.50mm Width)
    Packaging Tube Tube Tape & Reel (TR)
    Product Status Active Active Active
    Function Step-Down Step-Down Step-Down
    Output Configuration Positive Positive Positive
    Topology Buck Buck Buck
    Output Type Adjustable Adjustable Adjustable
    Number of Outputs 1 1 1
    Voltage - Input (Min) 8V 8V 8V
    Voltage - Input (Max) 55V 55V 55V
    Voltage - Output (Min/Fixed) 3.3V 3.3V 3.3V
    Voltage - Output (Max) 50V 50V 50V
    Current - Output 2A 2A 2A
    Frequency - Switching 100kHz ~ 300kHz 100kHz ~ 300kHz 100kHz ~ 300kHz
    Synchronous Rectifier No No No
    Operating Temperature -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 150°C (TJ)
    Grade - - -
    Qualification - - -
    Mounting Type Through Hole Surface Mount Surface Mount
    Supplier Device Package 8-DIP 16-SO W 16-SO

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