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LK112M33TR - STMicroelectronics

Description: LK112M33TR, Low Dropout Voltage Regulator, 0.15A, 3.3V, 2.5 to 14Vin, 5-Pin SOT-23

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Symbol
LK112M33TR - STMicroelectronics - PCB symbol
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PCB Footprints
LK112M33TR - STMicroelectronics PCB footprint - SOT23 (5-Pin) - SOT23 (5-Pin) - SOT23_5
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3D Models
LK112M33TR - STMicroelectronics - 3D model - SOT23 (5-Pin) - SOT23_5
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LK112M33TR Details

  • Manufacturer Part Number:

    LK112M33TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Package Description:

    ROHS COMPLIANT, SOT-23, 5 PIN

  • Pin Count:

    5

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6.4

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.35 V

  • Dropout Voltage1-Nom:

    0.17 V

  • Input Voltage Absolute-Max:

    16 V

  • Input Voltage-Max:

    9.3 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PDSO-G5

  • JESD-609 Code:

    e3

  • Length:

    2.9 mm

  • Line Regulation-Max:

    0.04%

  • Load Regulation-Max:

    0.09%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    5

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.15 A

  • Output Voltage1-Max:

    3.36 V

  • Output Voltage1-Min:

    3.24 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP5/6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    1.45 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Tolerance-Max:

    1.8%

  • Width:

    1.625 mm

LK112M33TR Frequently Asked Questions (FAQs)

  • A good PCB layout for the LK112M33TR involves keeping the input and output tracks as short as possible, using a solid ground plane, and placing decoupling capacitors close to the device. It's also recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure proper powering and decoupling of the LK112M33TR, use a high-quality power supply with low ripple and noise, and add decoupling capacitors (e.g., 10uF and 100nF) close to the device. Also, ensure that the power supply lines are properly filtered and shielded.
  • The LK112M33TR has a maximum junction temperature of 150°C. To ensure reliable operation, keep the device within the recommended operating temperature range (–40°C to 125°C) and provide adequate heat sinking and airflow. Use thermal pads or thermal tape to improve heat transfer.
  • To troubleshoot issues with the LK112M33TR, start by checking the power supply and decoupling, then verify the input and output signals using an oscilloscope. Check for overheating, and ensure that the device is properly soldered and mounted. Consult the datasheet and application notes for specific troubleshooting guidelines.
  • Yes, the LK112M33TR is susceptible to electromagnetic interference (EMI). To minimize EMI, use a shielded enclosure, keep the device away from high-frequency sources, and use EMI filters or chokes on the input and output lines. Ensure that the PCB layout is designed to minimize radiation and susceptibility.

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LK112M33TR Overview

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To find more CAD model downloads similar to this part, try a partial part number search, like LK112, or try a keyword search, such as Linear Regulator ICs

About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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