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LT3798MPMSE#TRPBF - Analog Devices

Description: Isolated No Opto-Coupler Flyback Controller with Active PFC, Converter Offline Flyback Topology 500Hz ~ 150KHz 16-MSOP-EP

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LT3798MPMSE#TRPBF - Analog Devices - PCB symbol
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LT3798MPMSE#TRPBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MSE Package 16-Lead Plastic MSOP
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LT3798MPMSE#TRPBF - Analog Devices - 3D model - Small Outline Packages - MSE Package 16-Lead Plastic MSOP
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LT3798MPMSE#TRPBF Details

  • Manufacturer Part Number:

    LT3798MPMSE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-10

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1667

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    POWER FACTOR CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    38 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    18 V

  • JESD-30 Code:

    R-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    4.039 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP16,.19,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

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

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.1 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    500 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    MILITARY

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LT3798MPMSE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3798 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. Additionally, it's recommended to use a separate layer for the high-current paths and to avoid routing high-frequency signals near sensitive analog nodes.
  • To ensure stability, it's essential to follow the recommended component values and layout guidelines in the datasheet. Additionally, make sure to decouple the input and output with suitable capacitors, and consider adding a small capacitor (e.g., 10nF) between the VCC pin and GND to filter out high-frequency noise.
  • The LT3798 is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the device's power dissipation. It's essential to ensure that the device's junction temperature (TJ) does not exceed 150°C to maintain reliability and performance.
  • Yes, the LT3798 is available in a variety of grades, including the MP (military) and Q (automotive) grades, which are designed for high-reliability and automotive applications. These grades have more stringent testing and qualification requirements to ensure the device meets the specific industry standards.
  • To troubleshoot issues with the LT3798, start by verifying the input voltage, output voltage, and current levels. Check for proper component values, PCB layout, and thermal management. Use an oscilloscope to inspect the waveforms and look for signs of oscillation, ringing, or other anomalies. Consult the datasheet and application notes for guidance on specific troubleshooting techniques.

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LT3798MPMSE#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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