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UCC38050P - Texas Instruments

Description: TRANSITION MODE PFC CONTROLLER

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UCC38050P - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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UCC38050P - Texas Instruments  - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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UCC38050P Details

  • Manufacturer Part Number:

    UCC38050P

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • 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:

    18 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDIP-T8

  • JESD-609 Code:

    e4

  • Length:

    9.81 mm

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Current-Max:

    0.75 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Current-Max (Isup):

    4 mA

  • Supply Voltage-Max (Vsup):

    18 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    200 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UCC38050P Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the UCC38050P involves keeping the high-frequency components (such as the switching FETs and diodes) close to the IC, using a solid ground plane, and minimizing the length of the traces carrying high-frequency signals. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended. TI provides a reference design and layout guidelines in the datasheet and application notes.
  • Optimizing the compensation network for the UCC38050P involves selecting the right values for the compensation components (R1, R2, C1, and C2) based on the specific application requirements. TI provides a compensation calculator tool and guidelines in the application notes to help with this process. The goal is to achieve a stable and well-damped response, with a phase margin of at least 45° and a gain margin of at least 10 dB.
  • The maximum allowed voltage on the VCC pin of the UCC38050P is 15 V, with a recommended operating range of 12 V to 14 V. Exceeding this voltage can damage the IC. It's essential to ensure that the voltage regulator or power supply used to power the UCC38050P is designed to provide a stable and regulated voltage within this range.
  • Protecting the UCC38050P from overcurrent and overvoltage conditions involves using external components such as current sense resistors, fuses, and voltage supervisors. TI recommends using a current sense resistor (RCS) to monitor the output current and a fuse to protect against overcurrent conditions. A voltage supervisor can be used to detect overvoltage conditions and shut down the converter if necessary.
  • The recommended operating temperature range for the UCC38050P is -40°C to 125°C, with a junction temperature (TJ) not exceeding 150°C. Operating the IC outside this range can affect its performance, reliability, and lifespan. It's essential to ensure that the system design provides adequate cooling and thermal management to keep the IC within this temperature range.

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UCC38050P 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 UCC38050PE4 Texas Instruments

Power Factor Controller, Current-mode, 0.75A, BICMOS, PDIP8