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LTC4269IDKD-2#PBF - Analog Devices

Description: IEEE 802.3at High Power PD and Synchronous Forward Controller with AUX Support

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LTC4269IDKD-2#PBF - Analog Devices - PCB symbol
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LTC4269IDKD-2#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DKD Package 32-Lead Plastic DFN (7mm × 4mm)
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LTC4269IDKD-2#PBF - Analog Devices - 3D model - Small Outline No-lead - DKD Package 32-Lead Plastic DFN (7mm × 4mm)
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LTC4269IDKD-2#PBF Details

  • Manufacturer Part Number:

    LTC4269IDKD-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    7 X 4 MM, LEAD FREE, PLASTIC, M0-229, DFN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    05-08-1734

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    10 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-N32

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    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

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    SINGLE

  • Switching Frequency-Max:

    560 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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

LTC4269IDKD-2#PBF 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 traces short and away from each other to minimize EMI. Use a common mode choke and a shielded inductor to reduce EMI.
  • Monitor the junction temperature (TJ) and ensure it stays below the maximum rating of 125°C. Use a thermal pad or heat sink to dissipate heat. Keep the input voltage and current within the recommended range to prevent overheating.
  • The output voltage accuracy and stability are affected by the tolerance of the internal voltage reference, the output voltage divider resistors, and the feedback resistors. Ensure that these components are of high precision and low temperature coefficient to maintain output voltage accuracy and stability.
  • Use an oscilloscope to monitor the input and output voltages, and check for any signs of oscillation or ringing. Verify that the input voltage and current are within the recommended range. Check the PCB layout and component values to ensure they match the recommended design. Consult the datasheet and application notes for troubleshooting guides and FAQs.
  • Select capacitors with low equivalent series resistance (ESR) and high ripple current rating to minimize voltage ripple and ensure stable output. Choose capacitors with a high temperature rating to ensure reliability. Consider the capacitor's dielectric material, such as X5R or X7R, to ensure stable capacitance over temperature.

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LTC4269IDKD-2#PBF 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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