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LT8640EUDC-1#PBF - Analog Devices

Description: Sync Buck Converter 45V 5A QFN20

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PCB Footprints
LT8640EUDC-1#PBF - Analog Devices PCB footprint - Other - Other - UDC Package 18-Lead Plastic QFN (3mm × 4mm) (Reference LTC DWG # 05-08-1956 Rev B) Exposed Pad Varia
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3D Models
LT8640EUDC-1#PBF - Analog Devices  - 3D model - Other - UDC Package 18-Lead Plastic QFN (3mm × 4mm) (Reference LTC DWG # 05-08-1956 Rev B) Exposed Pad Varia
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LT8640EUDC-1#PBF Details

  • Manufacturer Part Number:

    LT8640EUDC-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-20/18

  • Pin Count:

    18

  • Manufacturer Package Code:

    05-08-1956

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    SILENT SWITCHER

  • 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:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    5 A

  • 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

  • Supply Current-Max (Isup):

    0.35 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • 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

LT8640EUDC-1#PBF Frequently Asked Questions (FAQs)

  • The maximum input voltage that can be applied to the LT8640EUDC-1#PBF is 42V, but it's recommended to operate within the specified input voltage range of 3.2V to 42V for optimal performance and reliability.
  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet, including the use of a suitable output capacitor and a low-ESR input capacitor.
  • The maximum output current that the LT8640EUDC-1#PBF can deliver is 2A, but it's recommended to operate within the specified output current range of 0A to 2A for optimal performance and reliability.
  • To optimize the efficiency of the LT8640EUDC-1#PBF, it's recommended to operate within the specified input voltage range, use a suitable output capacitor, and minimize the voltage drop across the internal switches by using a low-ESR input capacitor and a low-ESR output capacitor.
  • The thermal shutdown temperature of the LT8640EUDC-1#PBF is typically around 150°C, but it's recommended to operate within the specified operating temperature range of -40°C to 125°C for optimal performance and reliability.

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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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