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LTC3827EUH#TRPBF - Analog Devices

Description: Switching Controllers Dual, 2-Phase Step-Down Controller

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LTC3827EUH#TRPBF - Analog Devices - PCB symbol
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LTC3827EUH#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UH Package 32-Lead Plastic QFN (5mm × 5mm)
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LTC3827EUH#TRPBF - Analog Devices - 3D model - Quad Flat No-Lead - UH Package 32-Lead Plastic QFN (5mm × 5mm)
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LTC3827EUH#TRPBF Details

  • Manufacturer Part Number:

    LTC3827EUH#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    05-08-1693

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    DUAL SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE SKIP MODE

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    S-PQCC-N32

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    10 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, 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:

    BUCK

  • Switching Frequency-Max:

    580 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    OTHER

  • 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:

    5 mm

LTC3827EUH#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3827EUH involves keeping the high current paths short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer board with a dedicated power plane and a solid ground plane is recommended. Additionally, it's essential to follow the datasheet's guidelines for thermal management and to ensure good thermal conductivity between the device and the PCB.
  • The selection of input and output capacitors for the LTC3827EUH depends on the specific application requirements. In general, low-ESR capacitors with high ripple current ratings are recommended. For the input capacitor, a minimum capacitance of 10uF is recommended, while for the output capacitor, a minimum capacitance of 22uF is recommended. The capacitor's voltage rating should be at least 1.5 times the maximum input voltage.
  • The maximum ambient temperature for the LTC3827EUH is 85°C. However, the device's junction temperature (TJ) should not exceed 125°C. The device's thermal management is critical, and the datasheet provides guidelines for thermal design and layout to ensure reliable operation.
  • Yes, the LTC3827EUH is suitable for high-reliability and automotive applications. It is AEC-Q100 qualified and meets the requirements for automotive and industrial applications. However, it's essential to follow the datasheet's guidelines for thermal management, PCB layout, and component selection to ensure reliable operation in these applications.
  • Common issues with the LTC3827EUH can be troubleshooted by following a systematic approach. First, ensure that the PCB layout and component selection meet the datasheet's guidelines. Check for proper thermal management, and verify that the input and output capacitors are suitable for the application. Next, verify that the device is properly configured, and the feedback loop is stable. If the issue persists, consult the datasheet's troubleshooting section or contact Analog Devices' technical support for further assistance.

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LTC3827EUH#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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