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LT8641HUDC#TRPBF - Analog Devices

Description: 65V, 3.5A Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current

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LT8641HUDC#TRPBF - Analog Devices - PCB symbol
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LT8641HUDC#TRPBF - Analog Devices PCB footprint - Other - Other - UDC PACKAGE 18-LEAD (3mm × 4mm)_2025-1
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LT8641HUDC#TRPBF Details

  • Manufacturer Part Number:

    LT8641HUDC#TRPBF

  • 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:

    9

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    65 V

  • Input Voltage-Min:

    3 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:

    3.5 A

  • Output Voltage-Max:

    25 V

  • Output Voltage-Min:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HWQCCN

  • Package Equivalence Code:

    LCC18/20,.12X.16,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

LT8641HUDC#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT8641HUDC involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors meet the recommended specifications, and that the feedback network is properly compensated.
  • The maximum ambient temperature range for the LT8641HUDC is -40°C to 125°C. However, the device can operate at a junction temperature of up to 150°C.
  • Yes, the LT8641HUDC is suitable for high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure that it meets the required standards for high-reliability applications.
  • To troubleshoot issues with the LT8641HUDC, start by checking the input and output voltages, and ensuring that the device is properly powered. Check the feedback network and compensation components, and ensure that the PCB layout is correct. If the issue persists, consult the datasheet and application notes for further guidance.

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LT8641HUDC#TRPBF 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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