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LM337IMP - Texas Instruments

Description: TEXAS INSTRUMENTS - LM337IMP - Linear Voltage Regulator, Adjustable, 40V primary input, -37V to -1.2V/1A/1 Output, SOT-223-4

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LM337IMP - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4)
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LM337IMP - Texas Instruments  - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4)
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LM337IMP Details

  • Manufacturer Part Number:

    LM337IMP

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-223

  • Package Description:

    SOT-223, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1997-12-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    2.4 V

  • Input Voltage-Max:

    4.2 V

  • Input Voltage-Min:

    40 V

  • Input-Output Voltage Differential-Max:

    40 V

  • Input-Output Voltage Differential-Min:

    3 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e0

  • Length:

    6.5 mm

  • Line Regulation-Max (%/V):

    0.07

  • Load Regulation-Max(%):

    1.5%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    -1.2 V

  • Output Voltage1-Min:

    -37 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:

    ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Voltage Tolerance-Max:

    2.4%

  • Width:

    3.56 mm

LM337IMP Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM337IMP is 40V. Exceeding this voltage can cause damage to the device.
  • To ensure stability and prevent oscillations, a minimum output capacitance of 10uF is recommended, and the output capacitor should be placed as close to the output pin as possible.
  • The minimum load current required for the LM337IMP to regulate properly is 3.5mA. If the load current is less than this, the output voltage may not be regulated accurately.
  • Yes, the LM337IMP can be used as a negative voltage regulator by connecting the input voltage to the output pin and the output voltage to the input pin. However, the maximum input voltage rating still applies.
  • To protect the LM337IMP from overheating, ensure good airflow around the device, use a heat sink if necessary, and avoid operating the device at maximum power dissipation for extended periods.

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LM337IMP 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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Part Image LM337IMP/NOPB Texas Instruments

Adjustable Negative Standard Regulator, -37V Min, -1.2V Max, BIPolar, PDSO4

Part Image LM337IMP National Semiconductor Corporation

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Part Image LM337IMPX/NOPB National Semiconductor Corporation

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Part Image LM337IMPX National Semiconductor Corporation

Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO4

Part Image LM337IMPX Texas Instruments

Adjustable Negative Standard Regulator, -37V Min, -1.2V Max, BIPolar, PDSO4

For a full list of alternate parts for LM337IMP, check out Findchips.com