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LM337LMX - Texas Instruments

Description: Standard Regulator Neg -1.2V to -37V 0.1A 8-Pin SOIC T/R

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LM337LMX - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM337LMX Details

  • Manufacturer Part Number:

    LM337LMX

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOP-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1993-01-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    2.2 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-G8

  • JESD-609 Code:

    e0

  • Length:

    4.9 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:

    8

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -25 °C

  • Output Current1-Max:

    0.1 A

  • Output Voltage1-Max:

    -1.2 V

  • Output Voltage1-Min:

    -37 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    1.75 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    20

  • Voltage Tolerance-Max:

    1.4%

  • Width:

    3.9 mm

LM337LMX Frequently Asked Questions (FAQs)

  • The LM337LMX can handle input voltages up to 40V, but it's recommended to keep the input voltage at least 2V higher than the output voltage to ensure proper regulation.
  • The output voltage of the LM337LMX can be adjusted by connecting a resistor divider network between the output pin and the adjust pin. The ratio of the resistors determines the output voltage.
  • The LM337LMX requires a minimum load current of 10mA to regulate properly. If the load current is less than 10mA, the output voltage may not be regulated accurately.
  • The LM337LMX is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliable operation.
  • To protect the LM337LMX from input voltage transients, it's recommended to add a transient voltage suppressor (TVS) diode or a zener diode in parallel with the input capacitor to clamp the input voltage.

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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 LM337LM/NOPB Texas Instruments

Adjustable Negative Standard Regulator, -37V Min, -1.2V Max, BIPolar, PDSO8

Part Image LM337LM National Semiconductor Corporation

Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO8

Part Image LM337LMX National Semiconductor Corporation

Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO8

Part Image LM337LM/NOPB National Semiconductor Corporation

Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO8

Part Image LM337LMX/NOPB National Semiconductor Corporation

Adjustable Negative Standard Regulator, 1.2V Min, 37V Max, BIPolar, PDSO8

For a full list of alternate parts for LM337LMX, check out Findchips.com