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UCC2946DTRG4 - Texas Instruments

Description: Supervisory Circuits Mcrprcsr Supervisor w/Watchdog Timer

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UCC2946DTRG4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D
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UCC2946DTRG4 Details

  • Manufacturer Part Number:

    UCC2946DTRG4

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    BAT BUP SW:N;MNL RST:N;OV DET:N;PW FL IP:N;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:Y;WWD:N

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    VOLTAGE SUPERVISOR/RESET IC

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • 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):

    0.018 mA

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    2.1 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.235V

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

    30

  • Width:

    3.9 mm

UCC2946DTRG4 Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the application note SLUA365, which includes guidelines for component placement, trace routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • The selection of input and output capacitors depends on the specific application requirements, such as voltage rating, capacitance value, and ESR. TI recommends using low-ESR capacitors with a voltage rating of at least 1.5 times the maximum input voltage. The application note SLUA365 provides more detailed guidance on capacitor selection.
  • The UCC2946DTRG4 is rated for operation from -40°C to 125°C ambient temperature range. However, the device's performance and reliability may be affected at extreme temperatures, and additional thermal management may be required for high-temperature applications.
  • Yes, the UCC2946DTRG4 is qualified for automotive and high-reliability applications, and meets the requirements of AEC-Q100 and ISO/TS 16949. However, additional testing and validation may be required to ensure compliance with specific industry standards and regulations.
  • TI provides a troubleshooting guide in the application note SLUA365, which covers common issues and their solutions, including oscillation, instability, and overvoltage protection. Additionally, TI's support team and online forums can provide further assistance and guidance.

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UCC2946DTRG4 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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