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LTC4228IUFD-2#PBF - Analog Devices

Description: Linear Technology LTC4228IUFD-2#PBF, Hot Swap Controller, 12 V, 28-Pin, QFN

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Symbol
LTC4228IUFD-2#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC4228IUFD-2#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 28-Lead Plastic QFN (4mm × 5m
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3D Models
LTC4228IUFD-2#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 28-Lead Plastic QFN (4mm × 5m
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LTC4228IUFD-2#PBF Details

  • Manufacturer Part Number:

    LTC4228IUFD-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1712

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    HOT SWAP CONTROLLER

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • 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 Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Min (Vsup):

    2.9 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    4 mm

LTC4228IUFD-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4228IUFD-2#PBF involves keeping the input and output traces short and wide, using a solid ground plane, and placing the device close to the power source. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure proper power-up and configuration, follow the recommended power-up sequence, which is to apply the input voltage (VIN) before the enable signal (EN). Also, make sure to configure the device according to the datasheet, including setting the correct output voltage and current limits.
  • The LTC4228IUFD-2#PBF has a maximum junction temperature of 125°C. To ensure reliable operation, it's essential to provide adequate heat sinking, such as using a thermal pad or a heat sink, and to keep the device away from other heat sources. Additionally, ensure good airflow around the device to prevent overheating.
  • To troubleshoot issues with the LTC4228IUFD-2#PBF, start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and powered up. Check for any signs of overheating, such as excessive temperature or thermal shutdown. If the issue persists, consult the datasheet and application notes for guidance or contact Analog Devices' technical support.
  • Yes, the LTC4228IUFD-2#PBF is a high-frequency device and requires proper EMI/EMC design considerations. Use a shielded enclosure, keep the device away from antennas and other EMI sources, and use EMI filters or shielding on the input and output lines. Additionally, follow good PCB design practices, such as using a solid ground plane and minimizing loop areas.

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LTC4228IUFD-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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