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LD2981CM33TR - STMicroelectronics

Description: LD2981CM33TR, Low Dropout Voltage Regulator, 0.1A, 3.3 V, -3 → 16 Vin, 5-Pin SOT-23

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PCB Footprints
LD2981CM33TR - STMicroelectronics PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SOT23-5L-ren1
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3D Models
LD2981CM33TR - STMicroelectronics  - 3D model - SOT23 (5-Pin) - SOT23-5L-ren1
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LD2981CM33TR Details

  • Manufacturer Part Number:

    LD2981CM33TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 5 PIN

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6.4

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.375 V

  • Dropout Voltage1-Nom:

    0.18 V

  • Input Voltage Absolute-Max:

    16 V

  • Input Voltage-Max:

    16 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.95 mm

  • Line Regulation-Max:

    0.0123%

  • 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

  • Output Current1-Max:

    0.1 A

  • Output Voltage1-Max:

    3.415 V

  • Output Voltage1-Min:

    3.184 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE

  • 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:

    Matte Tin (Sn) - annealed

  • 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

LD2981CM33TR Frequently Asked Questions (FAQs)

  • The maximum input voltage that the LD2981CM33TR can handle is 15V, but it's recommended to keep it below 12V for optimal performance and reliability.
  • To ensure the stability of the output voltage, make sure to use a suitable output capacitor with a value between 10uF to 100uF, and a low ESR (Equivalent Series Resistance) to minimize voltage ripple and noise.
  • The minimum input voltage required for the LD2981CM33TR to operate is 3.6V, but it's recommended to keep it above 4.5V for optimal performance and stability.
  • The LD2981CM33TR is rated for operation up to 125°C, but it's recommended to keep the junction temperature below 115°C to ensure reliability and longevity. Make sure to provide adequate heat sinking and thermal management.
  • The output current capability of the LD2981CM33TR depends on the input voltage, output voltage, and package thermal resistance. Use the formula in the datasheet to calculate the maximum output current, and consider derating for high temperatures and high output currents.

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LD2981CM33TR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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