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LTC4278IDKD#TRPBF - Analog Devices

Description: IEEE 802.3at PD with Synchronous No-Opto Flyback Controller and 12V Aux Support

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LTC4278IDKD#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC4278IDKD#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DKD Package 32-Lead Plastic DFN (7mm × 4mm)
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3D Models
LTC4278IDKD#TRPBF - Analog Devices - 3D model - Small Outline No-lead - DKD Package 32-Lead Plastic DFN (7mm × 4mm)
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LTC4278IDKD#TRPBF Details

  • Manufacturer Part Number:

    LTC4278IDKD#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    DFN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    05-08-1734

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • JESD-30 Code:

    R-PDSO-N32

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC32,.16,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    57 V

  • Supply Voltage-Min:

    10 V

  • Supply Voltage-Nom:

    12 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4 mm

  • uPs/uCs/Peripheral ICs Type:

    PSE CONTROLLER

LTC4278IDKD#TRPBF Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the input and output capacitors close to the IC, and use short, wide traces for the high-current paths.
  • Mount the IC on a heat sink or a metal core PCB, and ensure good airflow around the device. Keep the ambient temperature below 85°C and the junction temperature below 125°C.
  • The maximum input voltage is 60V, but it's recommended to keep it below 50V to ensure reliable operation and to prevent damage to the internal components.
  • The LTC4278 is rated for operation up to 125°C, but the maximum junction temperature should not exceed 125°C. Derate the output current and input voltage accordingly for high-temperature operation.
  • Check the input voltage, output current, and thermal management. Verify the PCB layout and component selection. Use an oscilloscope to monitor the output voltage and current. Consult the datasheet and application notes for troubleshooting guidelines.

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LTC4278IDKD#TRPBF Overview

Use the download button to access the LTC4278IDKD#TRPBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LTC42, or try a keyword search, such as Other uPs/uCs/Peripheral ICs

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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