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LM317DCYRG3 - Texas Instruments

Description: Standard Regulator Pos 1.25V to 37V 1.5A 4-Pin(3+Tab) SOT-223 T/R

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PCB Footprints
LM317DCYRG3 - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4
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3D Models
LM317DCYRG3 - Texas Instruments  - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4
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LM317DCYRG3 Details

  • Manufacturer Part Number:

    LM317DCYRG3

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-223

  • Pin Count:

    4

  • Country Of Origin:

    Mainland China, Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Nom:

    2 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-PDSO-G4

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max (%/V):

    0.07

  • Load Regulation-Max(%):

    1.5%

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature-Max:

    125 °C

  • Output Current1-Max:

    1.5 A

  • Output Voltage1-Max:

    37 V

  • Output Voltage1-Min:

    1.25 V

  • Output Voltage1-Nom:

    37 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOT-223

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    5%

  • Width:

    3.5 mm

LM317DCYRG3 Frequently Asked Questions (FAQs)

  • The maximum input voltage for the LM317DCYRG3 is 40V. Exceeding this voltage can cause damage to the device.
  • The output voltage of the LM317DCYRG3 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 LM317DCYRG3 to function is 3V above the desired output voltage. For example, if you want an output voltage of 5V, the minimum input voltage should be at least 8V.
  • Yes, the LM317DCYRG3 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 LM317DCYRG3 from overheating, ensure that the device is properly heat-sinked, and the input voltage is within the recommended range. Also, avoid exceeding the maximum power dissipation of the device.

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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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Part Image LM317DCYG3 Texas Instruments

Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PDSO4