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LM317AMDT/NOPB - Texas Instruments

Description: 1% Accurate, 1.5A Adjustable Linear Regulator with Short Circuit Protection

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LM317AMDT/NOPB Details

  • Manufacturer Part Number:

    LM317AMDT/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-252

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    2.25 V

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3 V

  • Input-Output Voltage Differential-Max:

    40 V

  • Input-Output Voltage Differential-Min:

    3 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    6.58 mm

  • Line Regulation-Max (%/V):

    0.02

  • Load Regulation-Max(%):

    1%

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • 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:

    1.5 A

  • Output Voltage1-Max:

    37 V

  • Output Voltage1-Min:

    1.2 V

  • Output Voltage1-Nom:

    37 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP3H,.38,90TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    2.55 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.285 mm

  • Terminal Position:

    SINGLE

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    6.1 mm

LM317AMDT/NOPB Frequently Asked Questions (FAQs)

  • The maximum input voltage for the LM317 is 40V, but it's recommended to keep it below 35V for reliable operation.
  • The output voltage of the LM317 can be adjusted by using a resistive divider network between the output and the adjust pin. The formula to calculate the output voltage is Vout = 1.25 * (1 + R2/R1).
  • The minimum input voltage required for the LM317 to regulate the output voltage is 3V above the desired output voltage. For example, if you want a 5V output, the input voltage should be at least 8V.
  • The LM317 can handle up to 1.5A of output current, but it's recommended to keep it below 1A for reliable operation.
  • The dropout voltage of the LM317 is typically around 2V, which means the input voltage should be at least 2V higher than the desired output voltage.

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LM317AMDT/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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