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LP2981A-30DBVT - Texas Instruments

Description: Texas Instruments LP2981A-30DBVT, LDO Voltage Regulator, 0.1A, 3 V ±1%, 2.2 → 16 Vin, 5-Pin SOT-23

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PCB Footprints
LP2981A-30DBVT - Texas Instruments PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - DBV0005A
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3D Models
LP2981A-30DBVT - Texas Instruments  - 3D model - SOT23 (5-Pin) - DBV0005A
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LP2981A-30DBVT Details

  • Manufacturer Part Number:

    LP2981A-30DBVT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 5 PIN

  • Pin Count:

    5

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • 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:

    0.0115%

  • 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:

    3.075 V

  • Output Voltage1-Min:

    2.925 V

  • Output Voltage1-Nom:

    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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    2.5%

  • Width:

    1.6 mm

LP2981A-30DBVT Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LP2981A-30DBVT is 12V, but it's recommended to keep it below 10V to ensure reliable operation and to prevent overheating.
  • The output capacitor should be chosen based on the output voltage and current requirements. A minimum of 2.2uF ceramic capacitor is recommended, but a larger value may be needed for higher output currents or to improve noise performance.
  • The LP2981A-30DBVT is rated for operation up to 125°C, but the maximum junction temperature should not exceed 150°C. Thermal management is crucial in high-temperature environments to prevent overheating and ensure reliable operation.
  • To ensure stability, follow the recommended PCB layout guidelines, use a sufficient output capacitor, and keep the input and output capacitors close to the device. Additionally, avoid using long traces and minimize the loop area to prevent oscillation.
  • Yes, the LP2981A-30DBVT is suitable for battery-powered devices due to its low quiescent current (IQ) of 10uA. However, consider the device's dropout voltage and ensure the input voltage remains above the minimum required voltage to maintain regulation.

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LP2981A-30DBVT 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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