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LT3959IUHE#PBF - Analog Devices

Description: Switching Voltage Regulators Wide Input Voltage Range Boost/SEPIC/Inverting Converter with 5A, 40V Switch

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LT3959IUHE#PBF Details

  • Manufacturer Part Number:

    LT3959IUHE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    5 X 6 MM, LEAD FREE, PLASTIC, QFN-36/28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1836

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    40 V

  • Input Voltage-Min:

    1.6 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    8 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28/36,.19X.23,20

  • 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 Current-Max (Isup):

    0.45 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    1000 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • 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

LT3959IUHE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3959IUHE involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
  • To ensure the stability of the LT3959IUHE output voltage, it is essential to use the recommended output capacitor value and type, and to place it close to the device. Additionally, the input voltage should be well-regulated, and the device should be operated within its recommended operating conditions.
  • The maximum ambient temperature range for the LT3959IUHE is -40°C to 125°C. However, the device's performance and reliability may be affected at extreme temperatures, and it is recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.
  • Yes, the LT3959IUHE is suitable for high-reliability applications. It is manufactured using a high-reliability process, and it has undergone rigorous testing and qualification to ensure its performance and reliability. However, it is essential to follow proper design and manufacturing practices to ensure the reliability of the overall system.
  • To troubleshoot issues with the LT3959IUHE, start by checking the input voltage, output voltage, and current. Verify that the device is operated within its recommended operating conditions, and that the PCB layout is correct. Check for any signs of overheating, and verify that the output capacitor is of the recommended type and value. If the issue persists, consult the datasheet and application notes, or contact Analog Devices' technical support.

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LT3959IUHE#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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