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LT3741IFE-1#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LT3741IFE-1#PBF - DC/DC Controller, Constant Current, 6V to 36V, 1 Output, Synchronous Buck, 1MHz, TSSOP-20

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LT3741IFE-1#PBF - Analog Devices - PCB symbol
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LT3741IFE-1#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - FE Package 20-Lead Plastic TSSOP (4.4mm)-ren1
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LT3741IFE-1#PBF - Analog Devices - 3D model - Small Outline Packages - FE Package 20-Lead Plastic TSSOP (4.4mm)-ren1
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LT3741IFE-1#PBF Details

  • Manufacturer Part Number:

    LT3741IFE-1#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4.40 MM WIDTH, LEAD FREE, PLASTIC, TSSOP-20

  • Pin Count:

    20

  • Manufacturer Package Code:

    05-08-1663 (CB)

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Additional Feature:

    OUTPUT VOLTAGE RANGE 0 VOLT TO 34 VOLT

  • Analog IC - Other Type:

    SWITCHING CONTROLLER

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    6 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G20

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    20

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Seated Height-Max:

    1.2 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1070 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    4.4 mm

LT3741IFE-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3741IFE-1 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. Additionally, it's recommended to use a separate analog and digital ground plane to reduce noise coupling.
  • To ensure the stability of the output voltage, it's essential to choose the correct output capacitor value and type. The datasheet recommends a minimum output capacitance of 10uF, but the actual value may need to be higher depending on the specific application. Additionally, the output capacitor's ESR (Equivalent Series Resistance) should be low enough to prevent oscillations.
  • The LT3741IFE-1 is rated for operation from -40°C to 125°C, but the maximum ambient temperature range may be limited by the specific application and the device's power dissipation. It's essential to ensure that the device's junction temperature does not exceed 150°C to prevent damage or malfunction.
  • Yes, the LT3741IFE-1 is suitable for high-reliability and automotive applications. It's manufactured using a high-reliability process, and it's qualified to the AEC-Q100 standard for automotive applications. However, it's essential to follow the recommended design and layout guidelines to ensure the device's reliability and performance in these applications.
  • To troubleshoot issues with the LT3741IFE-1, start by verifying the input voltage, output voltage, and current. Check the device's pin voltages and currents using an oscilloscope or a multimeter. Ensure that the input and output capacitors are properly connected and meet the recommended specifications. If the issue persists, consult the datasheet and application notes for guidance, or contact Analog Devices' technical support for further assistance.

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LT3741IFE-1#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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