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LM317LMX - Texas Instruments

Description: Linear Voltage Regulators 100mA 40V Input Adjustable Linear Regulator 8-SOIC -40 to 125

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LM317LMX - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM317LMX Details

  • Manufacturer Part Number:

    LM317LMX

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    PLASTIC, MS-012AA, SOIC-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1989-01-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    1.8 V

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    4.2 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:

    -40 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.1 A

  • Output Voltage1-Max:

    38 V

  • Output Voltage1-Min:

    1.2 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 POSITIVE 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:

    3%

  • Width:

    3.9 mm

LM317LMX Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM317LMX to operate is 3V above the output voltage. For example, if the output voltage is 5V, the minimum input voltage would be 8V.
  • To ensure stability and prevent oscillations, a minimum output capacitance of 1uF is recommended. Additionally, the input capacitor should be at least 10uF to prevent oscillations.
  • The maximum current that the LM317LMX can deliver is 1.5A. However, it's recommended to derate the current to 1A or less to ensure reliable operation.
  • No, the LM317LMX is designed to regulate positive voltages only. If you need a negative voltage regulator, you should consider using a different IC, such as the LM337.
  • The output voltage of the LM317LMX can be adjusted by using a resistive divider network between the output and the adjust pin. The output voltage is determined by the ratio of the resistors and the reference voltage (1.25V).

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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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For a full list of alternate parts for LM317LMX, check out Findchips.com