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LT3431EFE#PBF - Analog Devices

Description: LT3431EFE#PBF, Switching Regulator, Buck Controller, 6.5A, Adjustable, 540 kHz, 16-Pin TSSOP EP

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LT3431EFE#PBF - Analog Devices - PCB symbol
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LT3431EFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE(TSSOP)
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LT3431EFE#PBF - Analog Devices - 3D model - Small Outline Packages - FE(TSSOP)
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LT3431EFE#PBF Details

  • Manufacturer Part Number:

    LT3431EFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.4 MM, PLASTIC, TSSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1663 (BB)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    CONSTANT FREQUENCY

  • Input Voltage-Max:

    60 V

  • Input Voltage-Min:

    5.5 V

  • Input Voltage-Nom:

    15 V

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    125 °C

  • Output Current-Max:

    6.5 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.1 mm

  • Supply Current-Max (Isup):

    4.2 mA

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    570 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    4.4 mm

LT3431EFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3431EFE involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. 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. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, the input voltage should be well-regulated and free of noise.
  • The maximum ambient temperature range for the LT3431EFE is -40°C to 125°C. However, the device can operate at a junction temperature of up to 150°C.
  • Yes, the LT3431EFE is suitable for high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure that it meets the required standards. However, it is essential to follow proper design and manufacturing practices to ensure the reliability of the final product.
  • To troubleshoot issues with the LT3431EFE, start by checking the input voltage, output voltage, and current. Verify that the component values and PCB layout are correct. Use an oscilloscope to check for noise and oscillations. If the issue persists, consult the datasheet and application notes or contact Analog Devices' technical support.

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LT3431EFE#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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