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UCC2894DR - Texas Instruments

Description: Current Mode Active Clamp PWM Controller

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UCC2894DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D (R-PDSO-G16)
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UCC2894DR - Texas Instruments  - 3D model - Small Outline Packages - D (R-PDSO-G16)
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UCC2894DR Details

  • Manufacturer Part Number:

    UCC2894DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    SOIC

  • Pin Count:

    16

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    8.5 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    9.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    2.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.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):

    3 mA

  • Supply Voltage-Max (Vsup):

    16 V

  • Supply Voltage-Min (Vsup):

    8.5 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

UCC2894DR Frequently Asked Questions (FAQs)

  • TI recommends a 4-layer PCB with a solid ground plane, and placing the UCC2894DR near the input capacitors and output inductors. Keep the high-frequency components away from the low-frequency components, and use a shielded inductor to reduce EMI.
  • Choose input capacitors with low ESR and high ripple current rating. For output capacitors, select ones with low ESR and high capacitance. Consider the voltage rating, temperature range, and physical size when selecting capacitors.
  • The UCC2894DR is rated for operation from -40°C to 125°C. However, the maximum ambient temperature range depends on the specific application and the thermal design of the system.
  • Check the PCB layout, component selection, and soldering quality. Verify the input voltage, output voltage, and current sense resistor values. Use an oscilloscope to measure the waveforms and identify any anomalies. Consult the TI application notes and datasheet for troubleshooting guidelines.
  • Yes, the UCC2894DR can be used in a synchronous rectification topology. However, additional components and design considerations are required to ensure proper operation. Consult the TI application notes and datasheet for more information.

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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 UCC2894D Texas Instruments

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Part Image UCC2894DRG4 Texas Instruments

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Part Image UCC2894DG4 Texas Instruments

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