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UCC3818D

CCM controller with high switching frequency

ISO14001 ISO9001 DUNS

Brands: Texas Instruments

Mfr.Part #: UCC3818D

Datasheet: UCC3818D Datasheet (PDF)

Package/Case: SOIC (D)-16

RoHS Status:

Stock Condition: 3389 pcs, New Original

Warranty: 1 Year Ovaga Warranty - Find Out More

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UCC3818D General Description

The UCC3818D is a pulse-width modulation (PWM) controller IC manufactured by Texas Instruments. It is designed for high-performance power supply applications, particularly in offline and DC-DC converter designs. This IC offers features such as voltage feedforward compensation, peak current mode control, soft-start capability, and overcurrent protection.The UCC3818D operates over a wide input voltage range, typically from 8V to 17V, making it suitable for a variety of power supply designs. It also has a high current sourcing and sinking capability, allowing it to drive power MOSFETs efficiently.This PWM controller is housed in an 8-pin SOIC package, making it compact and easy to integrate into circuit designs. It can operate at temperatures ranging from -40°C to 105°C, making it suitable for industrial and automotive applications.

Features

  • The UCC3818D is a voltage mode PWM controller IC with features such as high-speed, wide bandwidth error amplifier, adjustable soft-start, and precision duty cycle control
  • It also includes 1% reference accuracy, cycle-by-cycle current limiting, and programmable closed loop soft-start
  • Application

  • The UCC3818D is a pulse width modulation (PWM) controller designed for use in primary side regulated isolated power supplies
  • It is commonly used in applications such as telecommunications, computer servers, industrial automation, automotive, and LED lighting
  • Specifications

    Parameter Value Parameter Value
    Topology Boost Control mode CCM
    Switching frequency (max) (kHz) 250 UVLO thresholds on/off (V) 10.5/10
    Vin (max) (V) 18 Features < 150 W applications, > 750 W applications, Average current mode, Continuous Control Mode, Enable, Overvoltage protection
    Rating Catalog Operating temperature range (°C) 0 to 70
    Duty cycle (max) (%) 100

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    Guarantees

    1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.

    2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.

    Packing

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    All the products will packing in anti-staticbag. Ship with ESD antistatic protection.

    Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.

    We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.

    After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.

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      Minimum order quantity starts from 1pcs.

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