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LM317MBTG - onsemi

Description: Internal Short Circuit Current Limiting; Internal Thermal Overload Protection; Output Current in Excess of 500 mA; Output Transistor Safe-Area Compensation; Output Adjustable between 1.2 V and 37 V; Floating Operation for High Voltage Applications; Eliminates Stocking Many Fixed Voltages; Pb-Free Packages are Available; NCV Prefix for Automotive and Other Applications Requiring Site Control Changes

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PCB Footprints
LM317MBTG - onsemi PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO-220 CASE221AB
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3D Models
LM317MBTG - onsemi  - 3D model - Transistor Outline, Vertical - TO-220 CASE221AB
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LM317MBTG Details

  • Manufacturer Part Number:

    LM317MBTG

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-220, SINGLE GAUGE, 3-LEAD

  • Package Description:

    TO-220, 3 PIN

  • Pin Count:

    3

  • Manufacturer Package Code:

    221AB

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1999-01-01

  • Manufacturer:

    onsemi

  • YTEOL:

    6.01

  • 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:

    9.97 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

  • Output Current1-Max:

    0.5 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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    19.68 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

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

    40

  • Width:

    4.445 mm

LM317MBTG Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LM317MBTG is 40V. Exceeding this voltage can cause damage to the device.
  • The output voltage of the LM317MBTG 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 minimum input voltage required for the LM317MBTG to regulate the output voltage is 3V above the desired output voltage. For example, if the desired output voltage is 12V, the minimum input voltage should be at least 15V.
  • Yes, the LM317MBTG can be used as a current source by connecting a resistor between the output and the adjust pin. The current limit is determined by the value of the resistor and the output voltage.
  • To protect the LM317MBTG 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.

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Part Image LM317MBT onsemi

Adjustable Positive Standard Regulator, 1.2V Min, 37V Max, BIPolar, PSFM3