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LTC3331IUH#PBF - Analog Devices

Description: Power Management Specialized - PMIC Nanopower Buck-Boost DC/DC w/ Energy Har

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LTC3331IUH#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC3331IUH#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 32-Lead Plastic QFN (5mm × 5mm)
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LTC3331IUH#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 32-Lead Plastic QFN (5mm × 5mm)
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LTC3331IUH#PBF Details

  • Manufacturer Part Number:

    LTC3331IUH#PBF

  • 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:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    ALSO HAS 2.5V, 2.8V, 3V, 3.3V, 3.6V, 4.5V AND 5V OUTPUT

  • Analog IC - Other Type:

    BATTERY CHARGE CONTROLLER

  • Control Mode:

    VOLTAGE-MODE

  • Input Voltage-Max:

    5.5 V

  • Input Voltage-Min:

    1.8 V

  • Input Voltage-Nom:

    3.6 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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    0.35 A

  • Output Voltage-Max:

    1.872 V

  • Output Voltage-Min:

    1.728 V

  • Output Voltage-Nom:

    1.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK-BOOST

  • 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:

    5 mm

LTC3331IUH#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3331 involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise. A 4-layer board with a dedicated power plane and a separate ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. Also, avoid using long, thin traces and vias near the device, as they can cause oscillations.
  • The LTC3331 is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the device's power dissipation. Consult the datasheet and thermal management guidelines for more information.
  • Yes, the LTC3331 is designed to be robust and can operate in high-vibration environments. However, it's essential to ensure that the device is properly mounted and secured to the PCB, and that the PCB is designed to withstand the vibrations.
  • To troubleshoot issues with the LTC3331, start by checking the input voltage, output voltage, and current. Verify that the device is properly configured and that the input and output capacitors are of the correct value and type. Use an oscilloscope to check for noise, oscillations, or other anomalies on the input and output lines.

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LTC3331IUH#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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