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LTC3861EUHE#TRPBF - Analog Devices

Description: Dual, Multiphase Step-Down Voltage Mode DC/DC Controller with Accurate Current Sharing

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LTC3861EUHE#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3861EUHE#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHE Package 36-Lead Plastic QFN (5mm × 6mm)
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LTC3861EUHE#TRPBF - Analog Devices - 3D model - Quad Flat No-Lead - UHE Package 36-Lead Plastic QFN (5mm × 6mm)
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LTC3861EUHE#TRPBF Details

  • Manufacturer Part Number:

    LTC3861EUHE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Package Description:

    5 X 6 MM, LEAD FREE, PLASTIC, QFN-36

  • Pin Count:

    36

  • Manufacturer Package Code:

    05-08-1876

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    1

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 0.6 TO 5V

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    3 V

  • Input Voltage-Nom:

    5 V

  • JESD-30 Code:

    R-PQCC-N36

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    36

  • Operating Temperature-Max:

    85 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    PHASE-SHIFT

  • Switching Frequency-Max:

    3000 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

LTC3861EUHE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3861EUHE involves keeping the high current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the IC. A 4-layer board with a dedicated power plane is recommended. Refer to the datasheet's layout guidelines and application notes for more details.
  • When selecting an inductor for the LTC3861EUHE, consider the maximum current rating, inductance value, and DC resistance. A good starting point is to choose an inductor with a current rating of at least 1.5 times the maximum output current, and an inductance value between 1uH and 10uH. Refer to the datasheet's inductor selection guide and application notes for more details.
  • The maximum ambient temperature for the LTC3861EUHE is 85°C, with a junction temperature of 125°C. However, the device can operate at higher temperatures with derating. Refer to the datasheet's thermal characteristics and application notes for more details.
  • To troubleshoot the LTC3861EUHE, start by checking the input voltage, output voltage, and current. Verify that the input and output capacitors are properly connected and meet the recommended specifications. Check for any signs of overheating, and ensure that the device is properly soldered and mounted. Refer to the datasheet's troubleshooting guide and application notes for more details.
  • Yes, the LTC3861EUHE is suitable for high-reliability and automotive applications. It meets the requirements of AEC-Q100 and is designed to operate in harsh environments. However, additional testing and validation may be required to ensure compliance with specific industry standards and regulations.

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LTC3861EUHE#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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