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LT3958EUHE#TRPBF - Analog Devices

Description: Boost, Cuk, Flyback, SEPIC Switching Regulator IC Positive or Negative Adjustable 1.6V 1 Output 3.3A (Switch) 36-WFQFN, 28 Leads, Exposed Pad, 100kHz ~ 1MHz , -40°C ~ 125°C (TJ)

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LT3958EUHE#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LT3958EUHE#TRPBF - Analog Devices PCB footprint - Other - Other - UHE Package Variation: UHE36(28)MA 36(28)-Lead Plastic QFN (5mm × 6mm)_2024-1
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3D Models
LT3958EUHE#TRPBF - Analog Devices - 3D model - Other - UHE Package Variation: UHE36(28)MA 36(28)-Lead Plastic QFN (5mm × 6mm)_2024-1
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LT3958EUHE#TRPBF Details

  • Manufacturer Part Number:

    LT3958EUHE#TRPBF

  • 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

  • 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

  • Additional Feature:

    ALSO OPERATES AS LDO REGULATOR

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    80 V

  • Input Voltage-Min:

    5 V

  • Input Voltage-Nom:

    24 V

  • JESD-30 Code:

    R-PQCC-N36

  • JESD-609 Code:

    e3

  • Length:

    6 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    36

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    4.6 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BOOST

  • Switching Frequency-Max:

    1200 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • 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

LT3958EUHE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3958EUHE#TRPBF involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the high-current paths. Additionally, it's recommended to use a thermal relief pattern on the PCB to improve heat dissipation.
  • To ensure the LT3958EUHE#TRPBF operates within its SOA, monitor the input voltage, output current, and junction temperature. Make sure the device is properly heatsinked, and the thermal design is adequate for the application. Also, follow the recommended layout and thermal management guidelines in the datasheet.
  • When selecting input and output capacitors for the LT3958EUHE#TRPBF, consider the capacitance value, equivalent series resistance (ESR), and voltage rating. Choose capacitors with low ESR and high ripple current ratings to minimize losses and ensure stable operation. Also, ensure the capacitors are rated for the maximum input voltage and output current.
  • To troubleshoot issues with the LT3958EUHE#TRPBF, start by verifying the input voltage, output voltage, and output current. Check the PCB layout and component placement for any potential issues. Use an oscilloscope to monitor the output voltage and current waveforms, and look for signs of oscillation or instability. Consult the datasheet and application notes for guidance on troubleshooting and debugging.
  • The LT3958EUHE#TRPBF is a high-voltage, high-current DC-DC converter IC with a unique feature set, including a wide input voltage range and high output current capability. Compared to other similar ICs from Analog Devices, the LT3958EUHE#TRPBF offers higher power density, faster switching frequency, and improved thermal performance. Consult the datasheet and product selection guides to determine the best IC for your specific application.

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LT3958EUHE#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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