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LT8708IUHG#PBF - Analog Devices

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

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LT8708IUHG#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT8708IUHG#PBF - Analog Devices PCB footprint - Other - Other - LFCSP:LEADFRM CHIP SCALE_2023
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LT8708IUHG#PBF - Analog Devices - 3D model - Other - LFCSP:LEADFRM CHIP SCALE_2023
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LT8708IUHG#PBF Details

  • Manufacturer Part Number:

    LT8708IUHG#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:

    125 °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

  • 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

LT8708IUHG#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT8708IUHG 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.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input voltage is within the recommended range, and the output voltage is set correctly. Additionally, a minimum ESR of 10mΩ is recommended for the output capacitor.
  • The maximum ambient temperature range for the LT8708IUHG is -40°C to 125°C. However, the junction temperature should not exceed 150°C.
  • Yes, the LT8708IUHG is suitable for high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure high reliability. However, it is recommended to follow the recommended operating conditions and to perform thorough testing and validation for the specific application.
  • To troubleshoot issues with the LT8708IUHG, start by checking the input voltage, output voltage, and current. Verify that the component values and PCB layout meet the recommended specifications. Use an oscilloscope to check for oscillations or noise on the output. If the issue persists, consult the datasheet and application notes or contact Analog Devices' technical support.

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LT8708IUHG#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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