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LT8640SHV-2#PBF - Analog Devices

Description: Conv DC-DC 3.4V to 42V Synchronous Step Down Single-Out 0.97V to 41.58V 6A Automotive 24-Pin LQFN EP Tray

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LT8640SHV-2#PBF - Analog Devices - PCB symbol
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LT8640SHV-2#PBF - Analog Devices PCB footprint - Other - Other - LT8640SHV-2#PBF-2
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LT8640SHV-2#PBF Details

  • Manufacturer Part Number:

    LT8640SHV-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:

    South Korea

  • 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:

    150 °C

  • Operating Temperature-Min:

    -40 °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

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.03 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    4 mm

LT8640SHV-2#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT8640SHV-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, including the use of a suitable output capacitor and a low-ESR input capacitor. Additionally, the output voltage can be adjusted using the FB pin, and the stability can be further improved by adding a capacitor in parallel with the feedback resistor.
  • The maximum output current that the LT8640SHV-2#PBF can deliver is 2A, but it's recommended to keep it below 1.5A for optimal performance and reliability. Exceeding the maximum output current can lead to overheating and reduced lifespan.
  • The LT8640SHV-2#PBF has built-in overcurrent protection and thermal shutdown features. However, it's still essential to follow proper PCB design and layout guidelines, including the use of a suitable heat sink and thermal interface material, to ensure optimal heat dissipation and prevent overheating.
  • The LT8640SHV-2#PBF is rated for operation up to 125°C, but it's recommended to derate the output current and voltage according to the temperature derating curve provided in the datasheet. Additionally, it's essential to ensure proper heat dissipation and thermal management to prevent overheating and reduced lifespan.

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LT8640SHV-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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