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UCC2946TPWRQ1 - Texas Instruments

Description: Automotive 2.1V to 5.5V Microprocessor Supervisor with Watchdog Timer

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UCC2946TPWRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0008A
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UCC2946TPWRQ1 - Texas Instruments  - 3D model - Small Outline Packages - PW0008A
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UCC2946TPWRQ1 Details

  • Manufacturer Part Number:

    UCC2946TPWRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    MNL RST:N;PW FL IO:N;PRG RST DLY:N;WD:Y;WDO: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:

    4.4 mm

  • Moisture Sensitivity Level:

    2

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSOP8,.25,25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.2 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 (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Threshold Voltage-Nom:

    +1.235V

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

    30

  • Trim/Adjustable Output:

    NO

  • Width:

    3 mm

UCC2946TPWRQ1 Frequently Asked Questions (FAQs)

  • A good PCB layout for UCC2946TPWRQ1 involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the high-current paths. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, ensure that the output voltage is within the recommended range, the input voltage is within the specified range, and the output capacitor is of sufficient value and type. Also, ensure that the feedback loop is properly compensated and the component values are within the recommended ranges.
  • The maximum ambient temperature range for the UCC2946TPWRQ1 is -40°C to 125°C. However, the device can operate at a higher temperature range with derating.
  • Yes, the UCC2946TPWRQ1 is suitable for high-reliability applications. It is built with a robust design and has undergone rigorous testing to ensure its reliability. However, it is essential to follow proper design and manufacturing practices to ensure the reliability of the final product.
  • To troubleshoot issues with the UCC2946TPWRQ1, start by checking the input voltage, output voltage, and current. Verify that the component values are correct and that the PCB layout is correct. Use an oscilloscope to check for oscillations or other anomalies. Consult the datasheet and application notes for guidance.

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UCC2946TPWRQ1 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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