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LT1117CST - Analog Devices

Description: 800mA Low Dropout Positive Regulators Adjustable and Fixed 2.85V, 3.3V, 5V

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LT1117CST - Analog Devices - PCB symbol
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PCB Footprints
LT1117CST - Analog Devices PCB footprint - SOT223 (3-Pin) - SOT223 (3-Pin) - SOT-223
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3D Models
LT1117CST - Analog Devices - 3D model - SOT223 (3-Pin) - SOT-223
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LT1117CST Details

  • Manufacturer Part Number:

    LT1117CST

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    PLASTIC, SOT-223, 3 PIN

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Adjustability:

    ADJUSTABLE

  • Dropout Voltage1-Max:

    1.3 V

  • Dropout Voltage1-Nom:

    1.1 V

  • Input-Output Voltage Differential-Max:

    10 V

  • Input-Output Voltage Differential-Min:

    1.4 V

  • JESD-30 Code:

    R-PDSO-G4

  • JESD-609 Code:

    e0

  • Length:

    6.505 mm

  • Load Regulation-Max(%):

    0.4%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    4

  • Operating Temperature TJ-Max:

    125 °C

  • Output Current1-Max:

    0.8 A

  • Output Voltage1-Min:

    1 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • 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 (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.3 mm

  • Terminal Position:

    DUAL

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

    20

  • Width:

    3.505 mm

LT1117CST Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT1117CST is 15V, but it's recommended to keep it below 12V for optimal performance and to prevent overheating.
  • To ensure the stability of the output voltage, it's essential to use a minimum output capacitance of 10uF with an ESR (Equivalent Series Resistance) of less than 5 ohms. Additionally, the input capacitance should be at least 10uF with an ESR of less than 5 ohms.
  • The maximum output current that the LT1117CST can deliver is 1A, but it's recommended to keep it below 800mA for optimal performance and to prevent overheating.
  • To protect the LT1117CST from overheating, ensure that the device is mounted on a heat sink with a thermal resistance of less than 10°C/W. Additionally, keep the ambient temperature below 70°C and ensure good airflow around the device.
  • The LT1117CST is rated for operation up to 125°C, but its performance may degrade at high temperatures. It's recommended to derate the output current and input voltage at high temperatures to ensure reliable operation.

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LT1117CST Overview

Use the download button to access the LT1117CST schematic symbol, PCB footprint, and 3D model.
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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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