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LTC3331EUH#PBF - Analog Devices

Description: Nanopower Buck-Boost

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LTC3331EUH#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UH (32-Lead QFN)
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LTC3331EUH#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - UH (32-Lead QFN)
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LTC3331EUH#PBF Details

  • Manufacturer Part Number:

    LTC3331EUH#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

LTC3331EUH#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC3331EUH involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a solid 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 traces and vias near the device, and keep the feedback network as simple as possible.
  • The maximum input voltage that the LTC3331EUH can handle is 36V. However, it's recommended to operate the device within the specified input voltage range of 2.9V to 36V to ensure optimal performance and reliability.
  • The LTC3331EUH is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. It's recommended to derate the device's output current and voltage at high temperatures to ensure reliable operation.
  • To troubleshoot issues with the LTC3331EUH, start by checking the input voltage, output voltage, and output current. Verify that the device is properly configured and that the feedback network is correct. Use an oscilloscope to check for oscillations or noise on the output. Also, check for thermal issues and ensure that the device is properly cooled.

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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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