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UCC284DP-5 - Texas Instruments

Description: Texas Instruments UCC284DP-5, LDO Voltage Regulator, 0.5A, -5 V, -15 → -5.2 Vin, 8-Pin SOIC

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UCC284DP-5 Details

  • Manufacturer Part Number:

    UCC284DP-5

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.2 V

  • Dropout Voltage1-Nom:

    0.25 V

  • Input Voltage Absolute-Max:

    16 V

  • Input Voltage-Max:

    15 V

  • Input Voltage-Min:

    5.2 V

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Line Regulation-Max:

    0.01%

  • Load Regulation-Max:

    0.0125%

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature TJ-Max:

    150 °C

  • Operating Temperature TJ-Min:

    -55 °C

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.5 A

  • Output Voltage1-Max:

    5.1 V

  • Output Voltage1-Min:

    4.85 V

  • Output Voltage1-Nom:

    5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED NEGATIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BCDMOS

  • 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

  • Voltage Tolerance-Max:

    3%

  • Width:

    3.9 mm

UCC284DP-5 Frequently Asked Questions (FAQs)

  • A good PCB layout for the UCC284DP-5 involves keeping the input and output stages separate, using a star-ground configuration, and placing the IC close to the input capacitors. Additionally, using a ground plane and minimizing trace lengths can help reduce EMI.
  • The input capacitor should be chosen based on the input voltage, output power, and switching frequency. A general rule of thumb is to use a capacitor with a capacitance value of at least 10uF and a voltage rating of at least 1.5 times the input voltage. X7R or X5R ceramic capacitors are good options.
  • The UCC284DP-5 can handle output powers up to 100W, but this depends on the input voltage, output voltage, and switching frequency. It's recommended to check the thermal performance and efficiency of the converter to ensure reliable operation.
  • The output voltage of the UCC284DP-5 can be adjusted by changing the feedback resistors (R1 and R2) or the voltage reference (VREF) pin. The output voltage can be calculated using the formula: VOUT = VREF x (1 + R1/R2).
  • The soft-start pin (SS) is used to control the output voltage rise time during startup. By connecting a capacitor to the SS pin, the output voltage can be slowly ramped up to the desired level, reducing inrush currents and electromagnetic interference (EMI).

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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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