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LT3573IMSE#TRPBF - Analog Devices

Description: Flyback Switching Regulator IC Positive or Negative, Isolation Capable 1 Output 1.25A 16-TFSOP (0.118", 3.00mm Width) Exposed Pad

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LT3573IMSE#TRPBF - Analog Devices - PCB symbol
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LT3573IMSE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MSE Package 16--Lead Plastic MSOP, Exposed Die Pad
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LT3573IMSE#TRPBF - Analog Devices - 3D model - Small Outline Packages - MSE Package 16--Lead Plastic MSOP, Exposed Die Pad
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LT3573IMSE#TRPBF Details

  • Manufacturer Part Number:

    LT3573IMSE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1667

  • Country Of Origin:

    Thailand

  • 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

  • Control Technique:

    PULSE WIDTH MODULATION

  • 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

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.85 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • 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

LT3573IMSE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3573IMSE involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • The compensation network for the LT3573IMSE involves selecting the right values for the compensation resistors and capacitors. A good starting point is to use the values recommended in the datasheet, and then adjust them based on the specific application requirements and the desired transient response.
  • The maximum input voltage that the LT3573IMSE can handle is 42V. Exceeding this voltage can damage the IC. It's recommended to add input voltage protection, such as a voltage regulator or a TVS diode, to prevent damage from voltage spikes or surges.
  • To ensure stability, it's essential to follow the recommended layout and component selection guidelines, and to verify the stability of the converter using simulation tools or a prototype. Additionally, it's recommended to add a small capacitor (e.g., 10nF) between the VFB pin and GND to improve stability.
  • The maximum output current that the LT3573IMSE can deliver is 3A. However, the actual output current capability may be limited by the input voltage, output voltage, and the thermal performance of the IC and the PCB.

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LT3573IMSE#TRPBF 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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