This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

TI UCC3818D 48HRS

CCM controller with high switching frequency

ISO14001 ISO9001 IATF16949 ISO13485 DUNS

Brands: Texas Instruments

Mfr.Part #: UCC3818D

Datasheet: UCC3818D Datasheet (PDF)

Package/Case: SOIC (D)-16

RoHS Status:

Stock Condition: 3,696 pcs, New Original

Product Type: PFC (Power Factor Correction)

Warranty: 1 Year Ovaga Warranty - Find Out More

Reference Price

*All prices are in USD

Qty Unit Price Ext Price
1 $6.418 $6.418
200 $2.484 $496.800
500 $2.397 $1198.500
1000 $2.353 $2353.000

In Stock 3,696 PCS

- +

Quick Quote

Please submit RFQ for UCC3818D or email to us: Email: [email protected], we will contact you within 12 hours.

UCC3818D General Description

The UCC3818D from Texas Instruments is a versatile PWM controller IC that is ideal for a wide range of power supply applications. With its voltage feedforward compensation and peak current mode control, this IC provides efficient and reliable operation in both offline and DC-DC converter designs. Additionally, its soft-start capability and overcurrent protection ensure a smooth start-up and protection against overloading

Features

  • The UCC38-18D features include high-speed and wide-bandwidth error amplifiers
  • Its soft-start is adjustable, duty cycle control is precise, and current limiting is cycle-by-cycle

Application

  • Efficient and cost-effective solution
  • Automotive power management
  • Stable voltage regulation

Specifications

Parameter Value Parameter Value
Regulator 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 Base Product Number UCC3818

Shipping

Shipping Type Ship Fee Lead Time
DHL DHL $20.00-$40.00 (0.50 KG) 2-5 days
Fedex Fedex $20.00-$40.00 (0.50 KG) 2-5 days
UPS UPS $20.00-$40.00 (0.50 KG) 2-5 days
TNT TNT $20.00-$40.00 (0.50 KG) 2-5 days
EMS EMS $20.00-$40.00 (0.50 KG) 2-5 days
REGISTERED AIR MAIL REGISTERED AIR MAIL $20.00-$40.00 (0.50 KG) 2-5 days

Processing Time:Shipping fee depend on different zone and country.

Payment

Terms of payment Hand Fee
Wire Transfer Wire Transfer charge US$30.00 banking fee.
Paypal Paypal charge 4.5% service fee.
Credit Card Credit Card charge 3.5% service fee.
Western Union Western Union charge US.00 banking fee.
Money Gram Money Gram charge US$0.00 banking fee.

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

  • Product Inventory

    Step1 :Product Inventory

  • Pressure Relief Packaging

    Step2 :Pressure Relief Packaging

  • Anti Static Packaging

    Step3 :Anti Static Packaging

  • Protective Packaging

    Step4 :Protective Packaging

  • Sealed Packaging

    Step5 :Sealed Packaging

  • Preparation for shipment

    Step6 :Preparation for shipment

We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.

  • ESD
  • ESD

Q: How can I order the UCC3818D?

A: To place an order for the UCC3818D, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.

Q: What is the warranty period for the UCC3818D?

A: We offer a 1-year warranty on the UCC3818D. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.

Q: How does Ovaga ensure the authenticity of UCC3818D from Texas Instruments?

A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Texas Instruments manufacturers and authorized agents. All Texas Instruments suppliers must pass a qualification review before they can list their UCC3818D products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.

Q: How can I find detailed information about the UCC3818D chips, such as application notes, factory information, and images?

A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Texas Instruments information page to find comprehensive details about the UCC3818D.

Q: Are the price and stock information for UCC3818D on Ovaga's platform accurate?

A: Inventory levels for Texas Instruments products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.

Q: Can I place orders offline with Ovaga?

A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.

Q: What payment methods are accepted by Ovaga?

A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.

Q: How is shipping arranged, and how can I track my package?

A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.

Q: What is the return or replacement process for UCC3818D?

A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:

  • The defect must be reported within 365 days after delivery.
  • The product must be unused and in its original, unopened packaging.
  • Requesting Return Authorizations must be obtained.

For the return process:

  • Please inform us within 365 days of receiving the product.
  • Obtain Return Authorization from our team.
  • Please refer to our After-Sale Matters for more detailed instructions.

Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the UCC3818D?

A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].

Q: What can you tell me about Ovaga's quality assurance practices?

A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.

Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?

A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.

Part points

  • The UCC3818D chip is a voltage mode PWM controller designed for high-frequency, high-performance power supplies. It features low start-up current, high bandwidth error amplifier, and a precision voltage reference. It also includes soft-start capability and high-frequency operation up to 1MHz. It is commonly used in applications such as DC-DC converters, telecom power supplies, and LED drivers.
  • Equivalent

    Equivalent products to the UCC3818D chip include the TL3842P, SG3524N, and UC3842AN. These chips are similar in functionality and can often be used interchangeably depending on the specific application requirements. Always verify specifications and pin compatibility before substitution.
  • Features

    The UCC3818D is a high-speed PWM controller with features such as adjustable switching frequency, pulse-by-pulse current limit, soft-start, and adjustable dead-time control. It also includes undervoltage lockout, thermal shutdown, and a precision reference. This device is suitable for various power applications such as DC-DC converters, LED drivers, and server power supplies.
  • Pinout

    The UCC3818D is a 28-pin push-pull PWM controller with 5V reference and ESD protection. It is used in power supply systems to regulate output voltage and current. The pin functions include feedback sense, compensation, soft-start, UVLO, and error amplification. It also has protection features such as overcurrent and overvoltage protection.
  • Manufacturer

    The UCC3818D is manufactured by Texas Instruments, a major American technology company. Texas Instruments specializes in designing and producing semiconductors and various integrated circuits for electronics and telecommunications, including analog and digital signal processing chips.
  • Application Field

    The UCC3818D is commonly used in applications such as power factor correction (PFC) circuits, AC-DC converters, and high efficiency switched-mode power supplies. It can also be found in automotive, industrial, telecom, and consumer electronics applications where high efficiency and precise control of power conversion are required.
  • Package

    The UCC3818D chip comes in a SOIC-16 package type. It is available in a surface mount form. The size of the chip is approximately 10.30mm x 5.30mm.

Assembly Advice

No need to assemble boards by yourself anymore—Ovaga is here to help! We offer free assembly services for parts like UCC3818D. Simply sign in to Ovaga and take advantage of discounts and free assembly options. Let us handle the work while you focus on your projects!

Learn more about our PCB services
  • step1

    Pre-order the parts you need through Ovaga’s platform.

  • step1

    Once your parts are pre-ordered, simply place a PCBA order with us, and we’ll take care of the assembly for you.

  • step1

    Ovaga will produce and assemble your boards efficiently, with a quick turnaround of just 3 days!

PCB & SMT

PCB Assembly and Production Services

Professional Model >>

X
mm
Pcs

Upload Excel, zip and rar files. Max 50 MB , like BOM list, Gerber, Pick Place etc.

PCB & SMT Service Quotation

Circuit Assembly Showcase

prod-pcb

We provide high quality products, thoughtful service and after sale guarantee

  • Product

    We have rich products, can meet your various needs.

  • quantity

    Minimum order quantity starts from 1pcs.

  • shipping

    Lowest international shipping fee starts from $0.00

  • guarantee

    365 days quality guarantee for all products

Ratings and Reviews

Ratings
Please rate the product !
Please enter a comment

Please submit comments after logging into your account.

Submit

Recommend

  • W171DIP-4

    W171DIP-4

    MAGNECRAFT

    Economical reed relay solution with low power cons...

  • WS79L05

    WS79L05

    WS

    Offering a consistent - output, this regulator sui...

  • TC3086-QFN64-EPG

    TC3086-QFN64-EPG

    TRENDCHIP

    Efficient system-on-chip solution for modern set-t...

  • SED1330FBA

    SED1330FBA

    INTEGRATED SILICON SOLUTION INC

    40 X 256 Pixels, CMOS, PQFP60, QFP5-64/60

  • P6402FMG

    P6402FMG

    NIKO

    Freshly stocked ROHS approved item

  • MT9042CP

    MT9042CP

    ZARLINK

    The MT series delivers advanced functionality for ...

Assemble PCBs

One-Stop PCB & PCBA Services From design to production, delivered fast and cost-effectively. Certified quality:lATF16949,1S013485 IS09001.1S014001.

Fulfillment: Turnkey or consigned

Quantity: 1-10,000+pcs.

Quality Grade: IPC3

Lead time: as short as 2 days

Other: AOI. X-ray SPI, ICT