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LT8708HUHG#PBF - Analog Devices

Description: 80V Synchronous 4-Switch Buck-Boost DC/DC Controller with Bidirectional Capability

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LT8708HUHG#PBF - Analog Devices - PCB symbol
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LT8708HUHG#PBF - Analog Devices PCB footprint - Other - Other - LFCSP:LEADFRM CHIP SCALE _2023
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LT8708HUHG#PBF - Analog Devices - 3D model - Other - LFCSP:LEADFRM CHIP SCALE _2023
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LT8708HUHG#PBF Details

  • Manufacturer Part Number:

    LT8708HUHG#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-40

  • Pin Count:

    40

  • Manufacturer Package Code:

    05-08-1528

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-06-13

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    OUTPUT VOLATGE RANGE IS 1.3 TO 80V

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    80 V

  • Input Voltage-Min:

    2.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N40

  • JESD-609 Code:

    e3

  • Length:

    8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.00012 A

  • Output Voltage-Max:

    80 V

  • Output Voltage-Min:

    1.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    QCCN

  • Package Equivalence Code:

    LCC40,.2X.32,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    400 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

LT8708HUHG#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout is crucial for the LT8708HUHG's performance. Analog Devices recommends a 4-layer board with a solid ground plane, and to keep the input and output capacitors close to the IC. The datasheet provides a recommended layout, but it's also recommended to consult with an experienced PCB designer.
  • To ensure good thermal performance, make sure to provide a good thermal path from the IC to a heat sink or a metal plate. Use thermal vias under the IC, and consider using a thermal interface material. The datasheet provides thermal resistance values, but it's also recommended to consult with a thermal expert.
  • The LT8708HUHG can handle input voltages up to 80V, but it's recommended to derate the input voltage based on the ambient temperature and the desired reliability. Consult the datasheet for more information on input voltage derating.
  • The LT8708HUHG is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage based on the ambient temperature. Consult the datasheet for more information on temperature derating.
  • To troubleshoot issues with the LT8708HUHG, start by checking the input voltage, output voltage, and output current. Use an oscilloscope to check for oscillations or noise on the output. Consult the datasheet for troubleshooting guidelines, and consider contacting Analog Devices' support team for further assistance.

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LT8708HUHG#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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