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UCC28950TPWRQ1 - Texas Instruments

Description: Soft Sw PWM Cntrlr 1-OUT Phase Shifted Full Bridge Controller 12V 50kHz to 1MkHz Automotive 24-Pin TSSOP T/R

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UCC28950TPWRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW (R-PDSO-G24)
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UCC28950TPWRQ1 - Texas Instruments  - 3D model - Small Outline Packages - PW (R-PDSO-G24)
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UCC28950TPWRQ1 Details

  • Manufacturer Part Number:

    UCC28950TPWRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    24

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO HAS CONTROL MODE OF IPK

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    17 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.1 A

  • Output Voltage-Max:

    5.075 V

  • Output Voltage-Min:

    4.925 V

  • Output Voltage-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP24,.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):

    10 mA

  • Supply Voltage-Max (Vsup):

    17 V

  • Supply Voltage-Min (Vsup):

    8 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

UCC28950TPWRQ1 Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC28950TPWRQ1 involves keeping the high-current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the IC. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure the UCC28950TPWRQ1 operates within its SOA, monitor the input voltage, output current, and junction temperature. Keep the input voltage within the recommended range, limit the output current to the maximum rated value, and ensure the junction temperature does not exceed 150°C.
  • For thermal management, ensure good airflow around the IC, use a heat sink if necessary, and keep the junction temperature below 150°C. A thermal interface material (TIM) can be used to improve heat transfer between the IC and heat sink.
  • To troubleshoot issues with the UCC28950TPWRQ1, check the PCB layout, component values, and input/output connections. Verify that the input voltage is within the recommended range, and the output is properly filtered. Use an oscilloscope to observe the waveforms and identify any signs of oscillation or instability.
  • The recommended input capacitor is a low-ESR ceramic capacitor (e.g., X5R or X7R) with a value of 10-22 μF. The recommended output capacitor is a low-ESR electrolytic capacitor with a value of 100-220 μF.

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UCC28950TPWRQ1 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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Part Image UCC28950QPWRQ1 Texas Instruments

Switching Controller, Current-mode, 0.2A, 1000kHz Switching Freq-Max, BICMOS, PDSO24