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LT8390IUFD#PBF - Analog Devices

Description: 60V Synchronous 4-Switch Buck-Boost Controller with Spread Spectrum

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LT8390IUFD#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT8390IUFD#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 28-Lead Plastic QFN (4mm × 5mm)*
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LT8390IUFD#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 28-Lead Plastic QFN (4mm × 5mm)*
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LT8390IUFD#PBF Details

  • Manufacturer Part Number:

    LT8390IUFD#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1712

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Input Voltage-Max:

    60 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    60 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.12X16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    630 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

LT8390IUFD#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT8390IUFD involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors meet the recommended specifications, and that the feedback resistors are properly selected.
  • The maximum ambient temperature range for the LT8390IUFD is -40°C to 125°C. However, the device's performance may degrade at higher temperatures, so it's essential to ensure proper thermal management in your design.
  • Yes, the LT8390IUFD is suitable for high-reliability applications. It's manufactured using a high-reliability process, and it's qualified for automotive and industrial applications. However, it's essential to follow proper design and manufacturing guidelines to ensure the device's reliability.
  • To troubleshoot issues with the LT8390IUFD, start by checking the input and output voltages, and ensuring that the device is properly powered. Check the feedback resistors and capacitors for correct values and connections. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes for guidance.

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LT8390IUFD#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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