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LP2981-33DBVT - Texas Instruments

Description: Texas Instruments LP2981-33DBVT, LDO Voltage Regulator, 0.1A, 3.3 V ±2%, 2.2 → 16 Vin, 5-Pin SOT-23

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PCB Footprints
LP2981-33DBVT - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV (R-PDSO-G5)
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3D Models
LP2981-33DBVT - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV (R-PDSO-G5)
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LP2981-33DBVT Details

  • Manufacturer Part Number:

    LP2981-33DBVT

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.375 V

  • Dropout Voltage1-Nom:

    0.2 V

  • Input Voltage Absolute-Max:

    16 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    2.2 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.0124%

  • Load Regulation-Max:

    0.0016335%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.1 A

  • Output Voltage1-Max:

    3.4155 V

  • Output Voltage1-Min:

    3.1845 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Tolerance-Max:

    3.5%

  • Width:

    1.6 mm

LP2981-33DBVT Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LP2981-33DBVT is 12V, but it's recommended to keep it below 10V for optimal performance and to prevent overheating.
  • To ensure the stability of the output voltage, it's essential to use a capacitor with a value of at least 2.2uF and an ESR of less than 1 ohm on the output pin. Additionally, the input capacitor should be at least 1uF with an ESR of less than 1 ohm.
  • The minimum input voltage required for the LP2981-33DBVT to function properly is 2.7V, but it's recommended to keep it above 3V for optimal performance.
  • The LP2981-33DBVT is rated for operation up to 125°C, but it's essential to ensure proper thermal management to prevent overheating. A heat sink or a thermal pad can be used to improve heat dissipation.
  • The power dissipation of the LP2981-33DBVT can be calculated using the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current.

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LP2981-33DBVT 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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