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LTC3612HUDC#PBF - Analog Devices

Description: Switching Voltage Regulators 3A, 4MHz, Monolithic Synchronous Step-Down Regulator

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LTC3612HUDC#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3612HUDC#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UDC Package 20-Lead Plastic QFN (3mm × 4mm) (Reference LTC DWG # 05-08-1742 Rev Ø)
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3D Models
LTC3612HUDC#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UDC Package 20-Lead Plastic QFN (3mm × 4mm) (Reference LTC DWG # 05-08-1742 Rev Ø)
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LTC3612HUDC#PBF Details

  • Manufacturer Part Number:

    LTC3612HUDC#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1742

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    OUTPUT VOLTAGE DOWN TO 0.6V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    BURST MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    2.25 V

  • Input Voltage-Nom:

    3.3 V

  • JESD-30 Code:

    R-PQCC-N20

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    4000 kHz

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    3 mm

LTC3612HUDC#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3612HUDC involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a separate power plane for the input voltage and to keep the noise-sensitive analog traces away from the switching node.
  • When choosing an inductor for the LTC3612HUDC, consider the maximum current rating, inductance value, and DC resistance. A good starting point is to use an inductor with a current rating of at least 1.5 times the maximum output current, an inductance value between 1uH and 10uH, and a DC resistance of less than 100mΩ. It's also important to consider the inductor's physical size, core material, and saturation current.
  • The maximum ambient temperature range for the LTC3612HUDC is -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures, so it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
  • To troubleshoot issues with the LTC3612HUDC, start by checking the PCB layout and component placement to ensure that they meet the recommended guidelines. Next, verify that the input and output capacitors are properly sized and placed, and that the inductor is suitable for the application. Use an oscilloscope to measure the input and output voltages, and check for signs of oscillation or instability. If the issue persists, consult the datasheet and application notes for further guidance.
  • Yes, the LTC3612HUDC is suitable for high-reliability and automotive applications. It's built with high-reliability materials and manufacturing processes, and it's qualified to meet the requirements of the AEC-Q100 standard for automotive applications. However, it's still important to follow proper design and testing procedures to ensure that the device meets the specific requirements of the application.

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LTC3612HUDC#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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