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LM1117DT-ADJ - Texas Instruments

Description: Linear voltage regulator,LM1117DT-ADJ

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LM1117DT-ADJ - Texas Instruments - PCB symbol
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LM1117DT-ADJ - Texas Instruments PCB footprint - Other - Other - NDP0003B1_1
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LM1117DT-ADJ - Texas Instruments - 3D model - Other - NDP0003B1_1
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LM1117DT-ADJ Details

  • Manufacturer Part Number:

    LM1117DT-ADJ

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-252

  • Package Description:

    TO-252, 3/2 PIN

  • Pin Count:

    4

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.3 V

  • Dropout Voltage1-Nom:

    1.2 V

  • Input-Output Voltage Differential-Max:

    13.75 V

  • Input-Output Voltage Differential-Min:

    1.5 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e0

  • Length:

    6.58 mm

  • Line Regulation-Max (%/V):

    0.016

  • Load Regulation-Max(%):

    0.4%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    0.8 A

  • Output Voltage1-Max:

    13.8 V

  • Output Voltage1-Min:

    1.25 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:

    RAIL

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.38 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.28 mm

  • Terminal Position:

    SINGLE

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

    20

  • Width:

    6.1 mm

LM1117DT-ADJ Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM1117DT-ADJ to operate is typically around 3.5V, but it can be as low as 2.7V for a 1.8V output voltage. However, it's recommended to use an input voltage of at least 4.5V for a 1.8V output voltage to ensure stable operation.
  • The output voltage of the LM1117DT-ADJ can be adjusted by connecting a resistor divider network between the output pin and the adjust pin. The output voltage is determined by the ratio of the resistors and the internal reference voltage of 1.25V.
  • The maximum output current of the LM1117DT-ADJ is 1A, but it's recommended to limit the output current to 800mA for reliable operation and to prevent overheating.
  • Yes, the LM1117DT-ADJ has built-in short-circuit protection, which limits the output current to a safe value in the event of a short circuit. However, it's still recommended to add external protection components, such as a fuse or a current-limiting resistor, to prevent damage to the device and the surrounding circuitry.
  • The LM1117DT-ADJ is rated for operation up to 125°C, but its performance and reliability may degrade at high temperatures. It's recommended to use a heat sink or to derate the output current to prevent overheating and ensure reliable operation.

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LM1117DT-ADJ 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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LM1117DT-ADJ Alternates

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For a full list of alternate parts for LM1117DT-ADJ, check out Findchips.com