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UCC28C42P - Texas Instruments

Description: Texas Instruments UCC28C42P, PWM Current Mode Controller, 0.2 A, 1000 kHz 8-Pin PDIP

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UCC28C42P - Texas Instruments - PCB symbol
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UCC28C42P - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - UCC28C42P
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UCC28C42P Details

  • Manufacturer Part Number:

    UCC28C42P

  • 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

  • Additional Feature:

    ALSO OPERATES IN CURRENT MODE

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    18 V

  • Input Voltage-Min:

    12 V

  • Input Voltage-Nom:

    15 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:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    18 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):

    3 mA

  • Supply Voltage-Max (Vsup):

    18 V

  • Surface Mount:

    NO

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    NICKEL PALLADIUM GOLD

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

UCC28C42P Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC28C42P involves keeping the input and output stages separate, using a star-ground configuration, and placing the input and output capacitors close to the IC. Additionally, using a ground plane and minimizing trace lengths can help reduce EMI.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. Also, check that the feedback loop is properly compensated and that the gain and phase margins are sufficient.
  • The UCC28C42P can deliver up to 2A of output current, but this is dependent on the input voltage, output voltage, and thermal conditions. Be sure to check the datasheet for specific current limits and thermal derating curves.
  • The UCC28C42P is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Be sure to check the thermal derating curves and ensure proper heat sinking to prevent overheating.
  • Use a TVS (transient voltage suppressor) diode or a voltage clamp to protect the input of the UCC28C42P from voltage transients and surges. Additionally, consider adding input filtering and/or a voltage regulator to regulate the input voltage.

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UCC28C42P 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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UCC28C42P Alternates

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Part Image UCC38C42P Texas Instruments

Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDIP8