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UCC2819APW - Texas Instruments

Description: BiCMOS Power Factor Preregulator

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UCC2819APW - Texas Instruments - PCB symbol
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PCB Footprints
UCC2819APW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0016A
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3D Models
UCC2819APW - Texas Instruments - 3D model - Small Outline Packages - PW0016A
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UCC2819APW Details

  • Manufacturer Part Number:

    UCC2819APW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    16

  • 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:

    17 V

  • Input Voltage-Min:

    10.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.2 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max (Isup):

    6 mA

  • Supply Voltage-Max (Vsup):

    17 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    250 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

UCC2819APW Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC2819APW involves keeping the input and output stages separate, using a star-ground configuration, and placing the input filter components close to the IC. Additionally, using a solid ground plane and minimizing trace lengths can help reduce EMI.
  • The choice of input filter components depends on the specific application and the desired level of EMI filtering. A good starting point is to use a combination of ceramic capacitors and ferrite beads, with values selected based on the frequency range of interest and the impedance of the input signal.
  • The UCC2819APW is capable of delivering up to 1A of output current, but this can be limited by the thermal design of the PCB and the ambient temperature. It's essential to ensure that the device is properly heat-sinked and that the PCB is designed to handle the maximum output current.
  • The UCC2819APW can be synchronized with an external clock signal by connecting the clock signal to the SYNC pin. The SYNC pin is sensitive to the rising edge of the clock signal, and the device will synchronize its switching frequency to the external clock frequency.
  • The EN (Enable) pin on the UCC2819APW is used to enable or disable the device. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. This pin can be used to implement power sequencing or to shut down the device during fault conditions.

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UCC2819APW 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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UCC2819APW Alternates

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Part Image UCC2819APWR Texas Instruments

Power Factor Controller, Current-mode, 1.2A, 250kHz Switching Freq-Max, BICMOS, PDSO16