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LT8228EFE#PBF - Analog Devices

Description: Bidirectional Synchronous 100V Buck/Boost Controller with Reverse Supply, Reverse Current and Fault Protection

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LT8228EFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package 38-Lead Plastic TSSOP (4.4mm)
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LT8228EFE#PBF - Analog Devices  - 3D model - Small Outline Packages - FE Package 38-Lead Plastic TSSOP (4.4mm)
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LT8228EFE#PBF Details

  • Manufacturer Part Number:

    LT8228EFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TSSOP-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1772

  • 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

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    100 V

  • Input Voltage-Min:

    6 V

  • Input Voltage-Nom:

    48 V

  • JESD-30 Code:

    R-PDSO-G38

  • JESD-609 Code:

    e3

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP38,.25,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

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

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    660 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

LT8228EFE#PBF Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the input and output capacitors close to the IC, and use short, wide traces for the power lines.
  • Ensure that the output capacitor has a low ESR, and the input capacitor has a high ripple current rating. Also, add a small ceramic capacitor (e.g., 10nF) in parallel with the output capacitor to improve stability.
  • The maximum ambient temperature for the LT8228EFE is 85°C. However, the device can operate up to 125°C junction temperature, but the ambient temperature should be derated accordingly.
  • Yes, the LT8228EFE is suitable for high-reliability applications. It is manufactured using a high-reliability process, and it has undergone rigorous testing and qualification.
  • Use an oscilloscope to check the input and output waveforms, and verify that the input voltage is within the recommended range. Also, check for any signs of overheating, and ensure that the PCB layout is correct.

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LT8228EFE#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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