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UCC38084P - Texas Instruments

Description: Texas Instruments UCC38084P, PWM Current Mode Controller, Dual 1 A, 1000 kHz 8-Pin PDIP

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UCC38084P - Texas Instruments - PCB symbol
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PCB Footprints
UCC38084P - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - 8-DIP (0.300", 7.62mm)
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UCC38084P - Texas Instruments - 3D model - Dual-In-Line Packages - 8-DIP (0.300", 7.62mm)
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UCC38084P Details

  • Manufacturer Part Number:

    UCC38084P

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    DIP

  • Package Description:

    DIP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Min:

    4.3 V

  • Input Voltage-Nom:

    10 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:

    1 A

  • Output Voltage-Max:

    1 V

  • Output Voltage-Nom:

    0.5 V

  • 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):

    20 mA

  • Supply Voltage-Max (Vsup):

    15 V

  • Supply Voltage-Min (Vsup):

    4.3 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    PUSH-PULL

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UCC38084P Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the UCC38084P 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. TI provides a reference design and layout guidelines in the datasheet and application notes.
  • Optimizing the compensation network for the UCC38084P involves selecting the right values for the compensation components (R, C, and L) based on the specific application requirements. TI provides a compensation design tool and guidelines in the application notes to help with this process.
  • The maximum allowed voltage on the VCC pin of the UCC38084P is 15V, but it's recommended to keep it below 12V for reliable operation. Exceeding this voltage can damage the IC.
  • To ensure reliable start-up and shutdown of the UCC38084P, it's essential to follow the recommended power-up and power-down sequences, and to ensure that the input voltage and current are within the specified limits. TI provides guidelines for this in the datasheet and application notes.
  • The soft-start pin (SS) in the UCC38084P is used to control the start-up sequence of the converter. It allows the user to program the start-up time and voltage ramp rate, which helps to reduce inrush current and ensure reliable start-up.

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UCC38084P 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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