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LT3574EMS#PBF - Analog Devices

Description: Flyback Switching Regulator IC Positive or Negative, Isolation Capable 1 Output 650mA 16-TFSOP (0.118", 3.00mm Width)

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LT3574EMS#PBF - Analog Devices - PCB symbol
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LT3574EMS#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS Package 16-Lead 1Plastic MSOP
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LT3574EMS#PBF - Analog Devices - 3D model - Small Outline Packages - MS Package 16-Lead 1Plastic MSOP
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LT3574EMS#PBF Details

  • Manufacturer Part Number:

    LT3574EMS#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1669

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    1.1 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LT3574EMS#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3574EMS#PBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and separating the analog and digital grounds. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure the LT3574EMS#PBF operates within its recommended operating conditions, make sure to operate it within the specified input voltage range of 2.9V to 5.5V, and within the specified operating temperature range of -40°C to 125°C. Also, ensure proper thermal management by providing adequate heat sinking and airflow.
  • Common pitfalls to avoid when designing with the LT3574EMS#PBF include incorrect pin connections, inadequate decoupling, and poor PCB layout. To troubleshoot issues, start by verifying the power supply voltage, checking for proper pin connections, and ensuring the input and output capacitors are properly connected. Use an oscilloscope to check for noise and oscillations, and consult the datasheet and application notes for guidance.
  • To optimize the performance of the LT3574EMS#PBF, ensure proper component selection, including the choice of input and output capacitors, inductors, and resistors. Optimize the PCB layout for minimal noise and EMI, and consider using shielding and filtering components as needed. Additionally, adjust the feedback resistors and capacitors to optimize the loop stability and transient response.
  • The LT3574EMS#PBF is commonly used in battery-powered devices, such as smartphones, laptops, and tablets, as well as in industrial and medical devices. To adapt it to your specific design requirements, consider the input voltage range, output voltage requirements, and power output needed. Consult the datasheet and application notes for guidance on component selection and PCB layout.

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LT3574EMS#PBF Overview

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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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