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UCC28070QPWRQ1 - Texas Instruments

Description: Automotive Two-Phase Interleaved Current Mode PFC Controller

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UCC28070QPWRQ1 - Texas Instruments - PCB symbol
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UCC28070QPWRQ1 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - pw(r-pdso-g20)
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UCC28070QPWRQ1 - Texas Instruments - 3D model - Small Outline Packages - pw(r-pdso-g20)
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UCC28070QPWRQ1 Details

  • Manufacturer Part Number:

    UCC28070QPWRQ1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    20

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    21 V

  • Input Voltage-Min:

    10.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e4

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP20,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    20 mA

  • Supply Voltage-Max (Vsup):

    21 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    Boost

  • Switching Frequency-Max:

    300 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • 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

UCC28070QPWRQ1 Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC28070QPWRQ1 involves separating the high-frequency switching nodes from the low-frequency control circuits, using a solid ground plane, and minimizing the loop area of the power stage. TI provides a recommended PCB layout in the datasheet and application notes.
  • The choice of external components depends on the specific application requirements, such as input voltage, output voltage, and output current. TI provides guidelines for component selection in the datasheet and application notes. Additionally, online tools such as TI's Power Stage Designer can help with component selection.
  • The UCC28070QPWRQ1 has an operating temperature range of -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's essential to ensure proper thermal design and heat sinking to maintain a safe operating temperature.
  • The UCC28070QPWRQ1 has a built-in overcurrent protection feature that can be enabled by connecting a sense resistor to the CS pin. The device will shut down if the current exceeds the programmed threshold. Additionally, external overcurrent protection circuits can be implemented using external components and comparators.
  • The recommended startup sequence for the UCC28070QPWRQ1 involves applying the input voltage, then the enable signal, and finally the clock signal. This ensures proper device initialization and prevents unwanted behavior.

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UCC28070QPWRQ1 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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