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LT8708ELWE-1#PBF - Analog Devices

Description: 80V Synchronous 4-Switch Buck-Boost DC/DC Slave Controller for LT8708 Multiphase System

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LT8708ELWE-1#PBF - Analog Devices - PCB symbol
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PCB Footprints
LT8708ELWE-1#PBF - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - 64-Lead LQFP (10 mm × 10 mm)
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LT8708ELWE-1#PBF - Analog Devices - 3D model - Quad Flat Packages - 64-Lead LQFP (10 mm × 10 mm)
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LT8708ELWE-1#PBF Details

  • Manufacturer Part Number:

    LT8708ELWE-1#PBF

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LQFP-64

  • 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:

    80 V

  • Input Voltage-Min:

    2.8 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQFP-G64

  • Length:

    10 mm

  • Number of Functions:

    1

  • Number of Terminals:

    64

  • Operating Temperature-Max:

    125 °C

  • Output Voltage-Max:

    80 V

  • Output Voltage-Min:

    1.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HLFQFP

  • Package Equivalence Code:

    HQFP64,.47SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH

  • Seated Height-Max:

    1.6 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • Switching Frequency-Max:

    400 kHz

  • Technology:

    BIPOLAR

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    10 mm

LT8708ELWE-1#PBF Frequently Asked Questions (FAQs)

  • Analog Devices provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as keeping the input and output traces short and away from each other, using a solid ground plane, and minimizing vias and thermal reliefs.
  • The selection of the inductor depends on the specific application requirements, such as the input voltage, output voltage, and output current. Analog Devices provides a list of recommended inductors in the datasheet, but it's also recommended to consult with inductor manufacturers and follow their selection guides.
  • The maximum ambient temperature that the LT8708ELWE-1#PBF can operate in is 125°C, but it's recommended to derate the device's performance at higher temperatures to ensure reliability and longevity.
  • Proper thermal management is critical for the LT8708ELWE-1#PBF. This can be achieved by using a heat sink, ensuring good airflow, and keeping the device away from other heat sources. The datasheet provides thermal resistance and junction-to-case thermal resistance values to help with thermal management.
  • The recommended input capacitor type is a low-ESR ceramic capacitor, and the value depends on the specific application requirements. A general guideline is to use a capacitor with a value of 10uF to 22uF, but it's recommended to consult with capacitor manufacturers and follow their selection guides.

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LT8708ELWE-1#PBF Overview

Use the download button to access the LT8708ELWE-1#PBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LT870, or try a keyword search, such as Switching Regulator or Controllers

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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