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LT3431IFE#PBF - Analog Devices

Description: Linear Technology, LT3431IFE#PBF Step-Down Switching Regulator 3A Adjustable, 16-Pin TSSOP

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LT3431IFE#PBF - Analog Devices - PCB symbol
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LT3431IFE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE
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LT3431IFE#PBF Details

  • Manufacturer Part Number:

    LT3431IFE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    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

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    3 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, 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:

    AUTOMOTIVE

  • 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

LT3431IFE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3431IFE#PBF 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. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • 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. It's also important to decouple the input and output with ceramic capacitors.
  • The maximum ambient temperature range for the LT3431IFE#PBF is -40°C to 125°C. However, the device can operate at a junction temperature of up to 150°C.
  • Yes, the LT3431IFE#PBF is suitable for high-reliability applications. It's manufactured using a proprietary BiCMOS process and has undergone rigorous testing to ensure its reliability. However, it's essential to follow proper design and manufacturing guidelines to ensure the device operates within its specified parameters.
  • To troubleshoot issues with the LT3431IFE#PBF, start by checking the input and output voltages, as well as the current consumption. Verify that the device is properly powered and that the input and output capacitors are of high quality. Use an oscilloscope to check for any oscillations or noise on the output. If the issue persists, consult the datasheet and application notes for guidance.

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LT3431IFE#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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LT3431IFE#PBF Alternates

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Part Image LT3431IFE Linear Technology

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Part Image LT3431IFE#TR Linear Technology

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Part Image LT3431IFE#TRPBF Linear Technology

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For a full list of alternate parts for LT3431IFE#PBF, check out Findchips.com