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LT8640AJUDCM-3.3#PBF - Analog Devices

Description: 42V, 5A/8A Peak Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current

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LT8640AJUDCM-3.3#PBF Details

  • Manufacturer Part Number:

    LT8640AJUDCM-3.3#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-20/18 PIN

  • Pin Count:

    18

  • Manufacturer Package Code:

    05-08-7030

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • 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:

    R-PQCC-N18

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    18

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    8 A

  • Output Voltage-Max:

    3.35 V

  • Output Voltage-Min:

    3.25 V

  • Output Voltage-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC18/20,.12X.16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    2100 kHz

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    3 mm

LT8640AJUDCM-3.3#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT8640AJUDCM-3.3#PBF is 42V, but it's recommended to keep it below 36V for optimal performance and reliability.
  • To ensure the stability of the output voltage, make sure to follow the recommended layout and component selection guidelines in the datasheet, including the use of a suitable output capacitor and proper PCB layout.
  • The LT8640AJUDCM-3.3#PBF is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Ensure proper thermal management and consider derating the device for high-temperature applications.
  • To calculate the power dissipation, use the formula: Pd = (Vin - Vout) x Iout + (Vin x Iq), where Vin is the input voltage, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current. Consult the datasheet for the specific values of these parameters.
  • Yes, the LT8640AJUDCM-3.3#PBF is compatible with lead-free soldering processes, but ensure that the soldering temperature and time are within the recommended specifications to avoid damaging the device.

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LT8640AJUDCM-3.3#PBF Overview

Use the download button to access the LT8640AJUDCM-3.3#PBF 3D model. You can still request or build the schematic symbol and PCB footprint by using the respective build or request forms on this page.
To find more CAD model downloads similar to this part, try a partial part number search, like LT864, 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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