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    1. Home/
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    5. UC3849DWTR Texas Instruments

    UC3849DWTR [Texas Instruments]

    UC3849DWTR
    UC3849DWTR

    Part No:

    UC3849DWTR

    Category:

    Power Supplies

    Manufacturer:

    Texas Instruments

    Description:

    The UC3849 family of average current mode controllers accurately accomplishes secondary side average current mode control.

    Datasheet:

    Product FAQ

    1. Is UC3849DWTR available for RFQ?

    Yes. UC3849DWTR 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 UC3849DWTR?

    Pricing for UC3849DWTR 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 UC3849DWTR?

    UC3849DWTR is a Texas Instruments Power Supplies with Current Error Amplifier Gain Bandwidth: 7MHz and Current Sense Amplifier Gain Bandwidth: 7MHz. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for UC3849DWTR?

    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 UC3849DWTR 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 UC3849DWTR?

    Yes. If UC3849DWTR 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:

    UC3849DWTR

    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
    Package
    DIL-24, SOIC-24, PLCC-28
    Current Error Amplifier Gain Bandwidth
    7MHz
    Current Sense Amplifier Gain Bandwidth
    7MHz
    Junction Temperature
    -65°C ~ +150°C
    Lead Temperature
    +300°C
    Max Duty Cycle
    90%
    Oscillator Frequency
    450kHz ~ 550kHz
    Output Current
    250mA
    Reference Voltage
    5V
    Supply Voltage
    8V ~ 20V
    UC2849 Operating Temperature Max
    +85°C
    UC2849 Operating Temperature Min
    -40°C
    UC3849 Operating Temperature Max
    +70°C
    UC3849 Operating Temperature Min
    0°C
    Voltage Error Amplifier Gain Bandwidth
    7MHz

    Products Detail

    The UC3849 family of average current mode controllers is designed for secondary side control in isolated power supplies. It features differential AC switching current sensing, accurate programmable maximum duty cycle, and synchronization capability for multiple chips. The controller includes load share functionality, oscillator synchronization, undervoltage lockout, and programmable output control. It provides high bandwidth current error amplifiers and is ideal for high-power secondary side average current mode control applications.

    Key Features

    • Secondary Side Average Current Mode Control, 1MHz Operation, Differential AC Switching Current Sensing, Accurate Programmable Maximum Duty Cycle, Multiple Chip Synchronization, Wide Gain Bandwidth Product (70MHz), Load Share Functionality, Undervoltage Lockout, Programmable Output Control, Up to Ten Devices Can Share a Common Load

    Application scenarios

    • Isolated Power Supplies
    • Parallel Power Supply Load Sharing

    Documents

    Datasheets:

    UC2849, UC3849
    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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