Part Image

UC2844AD8TR - Texas Instruments

Description: Current Mode PWM Controller

Download UC2844AD8TR 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
PCB Footprints
UC2844AD8TR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - UC2844AD8TR
click to zoom
3D Models
UC2844AD8TR - Texas Instruments  - 3D model - Small Outline Packages - UC2844AD8TR
click to zoom

UC2844AD8TR Details

  • Manufacturer Part Number:

    UC2844AD8TR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    28 V

  • Input Voltage-Min:

    11 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    5.05 V

  • Output Voltage-Min:

    4.95 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    25 mA

  • Supply Voltage-Max (Vsup):

    28 V

  • Supply Voltage-Min (Vsup):

    16 V

  • Supply Voltage-Nom (Vsup):

    11 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    3.9 mm

UC2844AD8TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the UC2844AD8TR involves keeping the input and output stages separate, using a star-ground configuration, and minimizing the loop area of the switching node to reduce EMI.
  • Choose an inductor with a high saturation current rating and low DC resistance. For the output capacitor, select one with low ESR and a voltage rating that meets or exceeds the output voltage. Consult the datasheet and application notes for specific recommendations.
  • The UC2844AD8TR is rated for operation from -40°C to 85°C, but the maximum ambient temperature range may be limited by the specific application and thermal design.
  • Ensure good airflow around the device, use a heat sink if necessary, and follow the thermal design guidelines in the datasheet and application notes to prevent overheating.
  • Common mistakes to avoid include inadequate decoupling, poor PCB layout, and insufficient thermal management. Also, ensure that the input voltage and current ratings are not exceeded, and that the device is properly bypassed and filtered.

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

UC2844AD8TR Overview

Use the download button to access the UC2844AD8TR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like UC284, 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 UC2844AD8TR

Showing 0 results

UC2844AD8TR Alternates

Showing results

Image Part Number Model
Part Image UC1844AMDREP Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

Part Image UC3844AD8 Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

Part Image UC3844AD8G4 Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

Part Image V62/03625-03YE Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

Part Image SG3844DM Microsemi Corporation (now Microchip)

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

For a full list of alternate parts for UC2844AD8TR, check out Findchips.com