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LM1117IMPX-ADJ - Texas Instruments

Description: Low Dropout Regulators(LDO) positive Adjustable 1.2V @ 800mA 15V 1.25V 13.8V 800mA SOT223-4 RoHS

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LM1117IMPX-ADJ - Texas Instruments - PCB symbol
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PCB Footprints
LM1117IMPX-ADJ - Texas Instruments PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - DCY (R-PDSO-G4
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LM1117IMPX-ADJ - Texas Instruments - 3D model - SOT223 (3-Pin) - DCY (R-PDSO-G4
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LM1117IMPX-ADJ Details

  • Manufacturer Part Number:

    LM1117IMPX-ADJ

  • Pbfree Code:

    No

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOT-223

  • Package Description:

    SOT-223, 4 PIN

  • Pin Count:

    3

  • 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-PDSO-G4

  • JESD-609 Code:

    e0

  • Length:

    6.5 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:

    4

  • 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:

    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 LDO REGULATOR

  • Seated Height-Max:

    1.8 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    TIN LEAD

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

  • Width:

    3.56 mm

LM1117IMPX-ADJ Frequently Asked Questions (FAQs)

  • The minimum input voltage required for the LM1117IMPX-ADJ to operate is 3V, but it's recommended to have at least 1V of headroom above the output voltage to ensure proper regulation.
  • While the LM1117IMPX-ADJ can handle up to 1A of output current, it's not recommended for high-current applications due to thermal limitations. For high-current applications, consider using a regulator with a higher power dissipation rating or a switching regulator.
  • The output voltage of the LM1117IMPX-ADJ can be adjusted by connecting a resistor divider network between the output and the ADJ pin. The ratio of the resistors determines the output voltage, which can be calculated using the formula: Vout = 1.25V * (1 + R1/R2).
  • The maximum operating temperature range for the LM1117IMPX-ADJ is -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures, so it's recommended to operate within a narrower temperature range if possible.
  • Yes, the LM1117IMPX-ADJ can be used in battery-powered devices, but it's essential to consider the quiescent current (IQ) and the dropout voltage (VDO) when selecting a regulator. The LM1117IMPX-ADJ has a relatively high IQ of 5mA, which can affect battery life. Additionally, the VDO of 1V means that the input voltage must be at least 1V above the output voltage to ensure proper regulation.

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LM1117IMPX-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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LM1117IMPX-ADJ Alternates

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Part Image LM1117MPX-ADJ/NOPB Texas Instruments

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Part Image LM1117IMP-ADJ Texas Instruments

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Part Image LM1117IMP-ADJ/NOPB National Semiconductor Corporation

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Part Image LM1117IMPX-ADJ/NOPB National Semiconductor Corporation

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Part Image SC1117CST Semtech Corporation

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For a full list of alternate parts for LM1117IMPX-ADJ, check out Findchips.com