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LTC4274AIUHF-2#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC4274AIUHF-2#PBF - PSE, CNTRL, 52.7W, 1MHZ, 38QFN

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LTC4274AIUHF-2#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC4274AIUHF-2#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm)
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3D Models
LTC4274AIUHF-2#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UHF Package 38-Lead Plastic QFN (5mm × 7mm)
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LTC4274AIUHF-2#PBF Details

  • Manufacturer Part Number:

    LTC4274AIUHF-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-38

  • Pin Count:

    38

  • Manufacturer Package Code:

    05-08-1701

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • JESD-30 Code:

    R-PQCC-N38

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    38

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC38,.27X.2,20

  • 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:

    57 V

  • Supply Voltage-Min:

    45 V

  • Supply Voltage-Nom:

    54 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • 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

  • uPs/uCs/Peripheral ICs Type:

    PSE CONTROLLER

LTC4274AIUHF-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC4274AIUHF-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 minimize noise and EMI.
  • To ensure proper thermal management, it's recommended to provide a thermal pad on the PCB under the device, and to use a heat sink or a thermal interface material (TIM) to dissipate heat. The device's thermal pad should be connected to a solid ground plane to help dissipate heat. Additionally, keeping the device away from other heat sources and using a well-ventilated enclosure can also help.
  • Operating the LTC4274AIUHF-2#PBF beyond its recommended operating conditions can lead to reduced reliability, decreased performance, and potentially even device failure. Exceeding the maximum ratings can cause permanent damage to the device, while operating outside the recommended operating conditions can lead to reduced accuracy, increased noise, and decreased efficiency.
  • To troubleshoot issues with the LTC4274AIUHF-2#PBF, start by checking the power supply voltage, input signals, and output loads to ensure they are within the recommended specifications. Use an oscilloscope to check for noise, oscillations, or other anomalies on the input and output signals. Check the PCB layout and thermal management to ensure they are adequate. If the issue persists, consult the datasheet and application notes, or contact Analog Devices' technical support for further assistance.
  • Using a different capacitor value or type than recommended in the datasheet can affect the performance and stability of the LTC4274AIUHF-2#PBF. Capacitor values and types are carefully selected to ensure optimal performance, and deviating from these recommendations can lead to reduced accuracy, increased noise, or even oscillations. If a different capacitor value or type is required, consult the datasheet and application notes, or contact Analog Devices' technical support for further assistance.

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LTC4274AIUHF-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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