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LT8643SEV-2#PBF - Analog Devices

Description: 42V, 6A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current with External Compensation

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LT8643SEV-2#PBF Details

  • Manufacturer Part Number:

    LT8643SEV-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1511

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-09-28

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    42 V

  • Input Voltage-Min:

    3.4 V

  • Input Voltage-Nom:

    6 V

  • JESD-30 Code:

    S-XQCC-N24

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    12.5 A

  • Output Voltage-Max:

    25 V

  • Output Voltage-Min:

    3.3 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG

  • Seated Height-Max:

    1.03 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

LT8643SEV-2#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT8643SEV-2#PBF is 42V, but it's recommended to keep it below 36V for optimal performance and reliability.
  • To ensure stability, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet, and to use a sufficient output capacitor with a low ESR (Equivalent Series Resistance).
  • The minimum input capacitance required is 10uF, but it's recommended to use a higher value (e.g., 22uF) to ensure stability and optimal performance.
  • The LT8643SEV-2#PBF is rated for operation up to 125°C, but it's essential to consider the thermal design and ensure proper heat dissipation to prevent overheating and ensure reliability.
  • To optimize efficiency, it's recommended to use a high-quality inductor with low DCR (Direct Current Resistance), minimize the output voltage ripple, and optimize the switching frequency and dead time.

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LT8643SEV-2#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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