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LM1117IDT-ADJ - Texas Instruments

Description: Linear voltage regulator,LM1117IDT-ADJ

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LM1117IDT-ADJ Details

  • Manufacturer Part Number:

    LM1117IDT-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:

    1.4 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):

    0.025

  • Load Regulation-Max(%):

    0.5%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °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:

    TR

  • 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

LM1117IDT-ADJ Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM1117IDT-ADJ to operate is 3V, but it's recommended to have at least 1.5V of headroom between the input voltage and the output voltage to ensure proper regulation.
  • While the LM1117IDT-ADJ can handle up to 1.5A of output current, it's not recommended for high-current applications due to thermal limitations. For high-current applications, consider using a voltage regulator with a higher power dissipation rating, such as the LM2675 or LM1084.
  • The output voltage of the LM1117IDT-ADJ can be adjusted by connecting a resistor divider network between the output pin and the adjust pin. The ratio of the resistors determines the output voltage, which can be calculated using the formula: Vout = 1.25V * (1 + R1/R2).
  • Yes, the LM1117IDT-ADJ is a low-dropout regulator (LDO) with a dropout voltage of around 1.2V at 1A output current. This means it can operate with a relatively small difference between the input and output voltages.
  • The LM1117IDT-ADJ has an operating temperature range of -40°C to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and ensure proper heat sinking to prevent overheating.

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LM1117IDT-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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