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LM317LZ/LFT1 - Texas Instruments

Description: Standard Regulator Pos 1.2V to 37V 0.1A Automotive 3-Pin TO-92 T/R

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LM317LZ/LFT1 - Texas Instruments PCB footprint - Other - Other - LM317LZ/LFT1-1
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LM317LZ/LFT1 - Texas Instruments  - 3D model - Other - LM317LZ/LFT1-1
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LM317LZ/LFT1 Details

  • Manufacturer Part Number:

    LM317LZ/LFT1

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-92

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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:

    O-PBCY-W3

  • JESD-609 Code:

    e3

  • Length:

    4.3 mm

  • Line Regulation-Max (%/V):

    0.07

  • Load Regulation-Max(%):

    1.5%

  • 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:

    0.1 A

  • Output Voltage1-Max:

    38 V

  • Output Voltage1-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-92

  • Package Equivalence Code:

    SIP3,.1,50

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Packing Method:

    TR

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    5.34 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    WIRE

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    BOTTOM

  • Voltage Tolerance-Max:

    3%

  • Width:

    4.3 mm

LM317LZ/LFT1 Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM317LZ/LFT1 to operate is 3V above the output voltage. For example, if the output voltage is 5V, the minimum input voltage would be 8V.
  • The output voltage of the LM317LZ/LFT1 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).
  • The maximum current that the LM317LZ/LFT1 can supply is 1.5A. However, the actual current limit may be lower depending on the input voltage, output voltage, and thermal conditions.
  • To protect the LM317LZ/LFT1 from overheating, ensure that the device is properly heat-sinked, and the input voltage is within the recommended range. Also, avoid operating the device at high ambient temperatures or with high output currents.
  • No, the LM317LZ/LFT1 is not designed to be used as a negative voltage regulator. It is only suitable for positive voltage regulation.

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LM317LZ/LFT1 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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