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UCC38085P - Texas Instruments

Description: Current Mode Push-Pull PWM With Programmable Slope Compensation

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UCC38085P - Texas Instruments - PCB symbol
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PCB Footprints
UCC38085P - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - P (R-PDIP-T8)
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UCC38085P - Texas Instruments - 3D model - Dual-In-Line Packages - P (R-PDIP-T8)
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UCC38085P Details

  • Manufacturer Part Number:

    UCC38085P

  • 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:

    9.3 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):

    12.5 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

UCC38085P Frequently Asked Questions (FAQs)

  • The recommended layout and placement for the UCC38085P 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 UCC38085P 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 datasheet and application notes to help with this process.
  • The maximum allowed voltage on the VCC pin of the UCC38085P 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 UCC38085P, it's essential to follow the recommended start-up and shutdown sequences, including soft-start and soft-stop, and to ensure that the input voltage and current are within the specified limits.
  • The UCC38085P has a maximum junction temperature of 150°C. To ensure reliable operation, it's essential to provide adequate heat sinking, such as a thermal pad or heat sink, and to keep the ambient temperature below 85°C.

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UCC38085P 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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