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LM317T - onsemi

Description: Obsolete - Comparator, Dual

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LM317T - onsemi PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - LM317
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LM317T - onsemi  - 3D model - Transistor Outline, Vertical - LM317
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LM317T Details

  • Manufacturer Part Number:

    LM317T

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220-3

  • Package Description:

    PLASTIC, TO-220, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    340AT

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    3 V

  • Input-Output Voltage Differential-Max:

    40 V

  • Input-Output Voltage Differential-Min:

    3 V

  • JESD-30 Code:

    R-PSFM-T3

  • JESD-609 Code:

    e3

  • Length:

    10 mm

  • Line Regulation-Max (%/V):

    0.07

  • Load Regulation-Max(%):

    5.8%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    37 V

  • Output Voltage1-Min:

    1.2 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SFM

  • Package Equivalence Code:

    SIP3,.1TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Packing Method:

    RAIL

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    20 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Width:

    5 mm

LM317T Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM317T is 40V. Exceeding this voltage can cause damage to the device.
  • 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 LM317T requires a minimum load current of 3.5mA to regulate properly. If the load current is less than this, the output voltage may not be regulated accurately.
  • While the LM317T can handle high currents, it is not recommended to use it as a high-current regulator. The device is designed for low to medium current applications, and excessive current can cause overheating and damage.
  • The output voltage of the LM317T can be adjusted by using a resistor divider network between the output and adjustment pins. The output voltage can be calculated using the formula: Vout = 1.25 x (1 + R2/R1).

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LM317T Overview

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Part Image LM317T Motorola Semiconductor Products

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Part Image LM317T Samsung Semiconductor

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Part Image LM317T#PBF Analog Devices Inc

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For a full list of alternate parts for LM317T, check out Findchips.com