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LT3481IMSE#PBF - Analog Devices

Description: Linear Technology LT3481IMSE#PBF, Step Down DC-DC Converter, 2A, Adjustable, 1.265 → 20 V, 10-Pin MSOP

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LT3481IMSE#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MSE(MSOP)_2
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LT3481IMSE#PBF Details

  • Manufacturer Part Number:

    LT3481IMSE#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-10

  • Pin Count:

    10

  • Manufacturer Package Code:

    05-08-1664

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    ALSO OPERATES IN ADJUSTABLE MODE FROM 1.265 V TO 20 V

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    34 V

  • Input Voltage-Min:

    3.6 V

  • Input Voltage-Nom:

    10 V

  • JESD-30 Code:

    S-PDSO-G10

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    10

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    4.4 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Equivalence Code:

    TSSOP10,.19,20

  • Package Shape:

    SQUARE

  • Package Style:

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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.0124 mm

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    3100 kHz

  • Technology:

    BIPOLAR

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3 mm

LT3481IMSE#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LT3481IMSE 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 in the LT3481IMSE, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor has a low ESR and is properly sized for the output voltage and current. A minimum output capacitance of 10uF is recommended.
  • The maximum input voltage that the LT3481IMSE can handle is 42V. Exceeding this voltage may damage the IC.
  • The LT3481IMSE is rated for operation up to 125°C. However, the IC's performance and reliability may degrade at high temperatures. It's recommended to derate the output current and voltage at high temperatures to ensure reliable operation.
  • The output voltage of the LT3481IMSE can be calculated using the formula: Vout = (R1/R2) * (1 + R3/R4) * Vin, where R1, R2, R3, and R4 are the resistors in the feedback network.

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LT3481IMSE#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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