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UC2833DW - Texas Instruments

Description: Precision Low Dropout Linear Controllers

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UC2833DW - Texas Instruments - PCB symbol
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PCB Footprints
UC2833DW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DW0016A
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3D Models
UC2833DW - Texas Instruments - 3D model - Small Outline Packages - DW0016A
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UC2833DW Details

  • Manufacturer Part Number:

    UC2833DW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    UNDER AND OVER-VOLTAGE FAULT ALERT WITH PROGRAMMABLE DELAY

  • Analog IC - Other Type:

    ANALOG CIRCUIT

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4.5 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.45 A

  • Output Voltage-Max:

    35 V

  • Output Voltage-Min:

    2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.65 mm

  • Supply Voltage-Max (Vsup):

    36 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • 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

  • Trim/Adjustable Output:

    NO

  • Width:

    7.5 mm

UC2833DW Frequently Asked Questions (FAQs)

  • The UC2833DW requires careful layout and placement to ensure proper operation. TI recommends placing the IC close to the input capacitors, using short and wide traces for the power lines, and separating the analog and digital grounds. A 4-layer PCB with a solid ground plane is also recommended.
  • The input capacitor should be a low-ESR ceramic capacitor with a value between 10uF to 22uF, and the output capacitor should be a low-ESR ceramic or tantalum capacitor with a value between 10uF to 47uF. The capacitor selection also depends on the output voltage and current requirements.
  • The UC2833DW can operate in an ambient temperature range of -40°C to 85°C, but the junction temperature should not exceed 125°C. Proper thermal design and heat sinking are necessary to ensure reliable operation.
  • The output voltage of the UC2833DW can be adjusted by changing the resistive divider ratio of the feedback resistors (R1 and R2). The output voltage can be calculated using the formula: Vout = 1.25V x (1 + R2/R1).
  • The EN (enable) pin is used to turn the regulator on or off. When the EN pin is pulled high, the regulator is enabled, and when it is pulled low, the regulator is disabled. This pin can be used to implement power sequencing or to reduce power consumption in standby mode.

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UC2833DW Overview

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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.

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