Please enter a minimum 3 letters or numbers
Technical Content
Part Image

UCC3818N - Texas Instruments

Description: Texas Instruments UCC3818N, Power Factor Pre-Regulator Circuit, 115 kHz, 12 → 17 V, 16-Pin PDIP

Download UCC3818N Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
Send part feedback
Symbol
UCC3818N - Texas Instruments - PCB symbol
click to zoom
PCB Footprints
UCC3818N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 16-Pin PDIP_
click to zoom
3D Models
UCC3818N - Texas Instruments - 3D model - Dual-In-Line Packages - 16-Pin PDIP_
click to zoom

UCC3818N Details

  • Manufacturer Part Number:

    UCC3818N

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    10.3 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T16

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    1.2 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP16,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    4 mA

  • Supply Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    250 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UCC3818N Frequently Asked Questions (FAQs)

  • TI recommends a 4-layer PCB with a solid ground plane, and placing the UCC3818N close to the input capacitors and output inductors to minimize loop areas and reduce EMI. Additionally, a shielded enclosure and proper cable shielding can help reduce radiated emissions.
  • The compensation network can be optimized by using the TI-provided spreadsheet or simulation tools to determine the optimal values for the compensation components. Additionally, the network can be fine-tuned by adjusting the values based on the specific application and desired performance.
  • The maximum allowed input voltage for the UCC3818N is 18V, but it's recommended to operate within the specified input voltage range of 8-15V for optimal performance and reliability.
  • Yes, the UCC3818N can be used in a synchronous rectification topology, but it requires additional external components and careful design consideration to ensure proper operation and minimize losses.
  • TI recommends using a systematic approach to troubleshoot and debug issues, including checking the input voltage, output voltage, and current sense signals, as well as using oscilloscope measurements and simulation tools to identify and isolate the problem.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

UCC3818N Overview

Use the download button to access the UCC3818N schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like UCC38, or try a keyword search, such as Switching Regulator or Controllers

About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

Parts related to UCC3818N

Showing 0 results

Part Image

← Prev Next →
About Us Contact Us Terms of Service Do not sell or share my personal information Privacy Policy Digital Services Act Library Loader Twitter LinkedIn

All content Copyright © 2020, Supplyframe.com. All rights reserved. Back to top ↑

UCC3818N Alternates

Showing results

Image Part Number Model
Part Image UCC2818N Texas Instruments

Power Factor Controller, Current-mode, 1.2A, 250kHz Switching Freq-Max, BICMOS, PDIP16
Part Image UCC3818N Rochester Electronics LLC

1.2A POWER FACTOR CONTROLLER, 120kHz SWITCHING FREQ-MAX, PDIP16, GREEN, PLASTIC, DIP-16
Part Image UCC2818N Rochester Electronics LLC

1.2A POWER FACTOR CONTROLLER, 120kHz SWITCHING FREQ-MAX, PDIP16, GREEN, PLASTIC, DIP-16
Part Image UCC3818N Unitrode Corporation

Power Factor Controller, Current-mode, 1A, 120kHz Switching Freq-Max, BICMOS, PDIP16
Part Image UCC2818NG4 Texas Instruments

Power Factor Controller, Current-mode, 1.2A, 120kHz Switching Freq-Max, BICMOS, PDIP16
For a full list of alternate parts for UCC3818N, check out Findchips.com