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LM2940IMP-12/NOPB - Texas Instruments

Description: LDO Regulator Positive 12V 1A SOT223 Texas Instruments LM2940IMP-12/NOPB, LDO Voltage Regulator, 1A, 12 V, Maximum of 26 Vin, 4-Pin SOT-223

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PCB Footprints
LM2940IMP-12/NOPB - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4)
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LM2940IMP-12/NOPB - Texas Instruments  - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4)
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LM2940IMP-12/NOPB Details

  • Manufacturer Part Number:

    LM2940IMP-12/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-223

  • Pin Count:

    4

  • Country Of Origin:

    Mainland China, Malaysia, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    1 V

  • Dropout Voltage1-Nom:

    0.5 V

  • Input Voltage Absolute-Max:

    60 V

  • Input Voltage-Max:

    26 V

  • Input Voltage-Min:

    13.6 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.12%

  • Load Regulation-Max:

    0.2%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    85 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    1 A

  • Output Voltage1-Max:

    12.6 V

  • Output Voltage1-Min:

    11.4 V

  • Output Voltage1-Nom:

    12 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    3.56 mm

LM2940IMP-12/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM2940 is 26V, but it's recommended to keep it below 20V for reliable operation.
  • To ensure a stable and regulated output voltage, make sure to use the recommended output capacitor value (10uF) and keep the input voltage within the recommended range. Also, ensure good thermal dissipation and avoid overheating.
  • No, the LM2940 is a positive voltage regulator and cannot be used as a negative voltage regulator. For negative voltage regulation, consider using a different regulator IC, such as the LM2990.
  • The minimum input voltage required for the LM2940 to operate is 7.5V, but it's recommended to keep it above 10V for reliable operation.
  • The LM2940 is designed for low-to-medium current applications (up to 1A). For high-current loads, consider using a different regulator IC, such as the LM338 or LM350.

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LM2940IMP-12/NOPB 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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