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LMR54410FDBVR - Texas Instruments

Description: Switching Voltage Regulators SIMPLE SWITCHER power converter 4.5-V to 36-V, 1-A, synchronous buck with 80-uA IQ

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LMR54410FDBVR - Texas Instruments - PCB symbol
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PCB Footprints
LMR54410FDBVR - Texas Instruments PCB footprint - SOT23 (6-Pin) - SOT23 (6-Pin) - LMR54410FDBVR-
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3D Models
LMR54410FDBVR - Texas Instruments - 3D model - SOT23 (6-Pin) - LMR54410FDBVR-
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LMR54410FDBVR Details

  • Manufacturer Part Number:

    LMR54410FDBVR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    SWITCHING REGULATOR

  • Control Mode:

    CURRENT-MODE

  • Control Technique:

    PULSE WIDTH MODULATION

  • Input Voltage-Max:

    36 V

  • Input Voltage-Min:

    4 V

  • Input Voltage-Nom:

    12 V

  • JESD-30 Code:

    R-PDSO-G6

  • JESD-609 Code:

    e4

  • Length:

    2.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    6

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1 A

  • Output Voltage-Max:

    28 V

  • Output Voltage-Min:

    0.8 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LSSOP

  • Package Equivalence Code:

    TSOP6,.11,37

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, LOW PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.45 mm

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Switcher Configuration:

    BUCK

  • Switching Frequency-Max:

    1100 kHz

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.95 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    1.6 mm

LMR54410FDBVR Frequently Asked Questions (FAQs)

  • A 2-layer or 4-layer PCB with a solid ground plane and thermal vias under the device can help to dissipate heat efficiently. It's also recommended to keep the thermal path short and direct to the heat sink or thermal pad.
  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, a low-ESR output capacitor and a high-quality input capacitor can help to prevent oscillations.
  • Although the datasheet specifies a maximum input voltage of 42V, it's recommended to derate the input voltage to 36V to ensure reliable operation and prevent damage to the device.
  • While ceramic capacitors can be used, they may not be the best choice due to their limited capacitance and high ESR. A low-ESR electrolytic or tantalum capacitor is recommended for the output filter capacitor to ensure stability and optimal performance.
  • The power dissipation can be calculated using the formula: Pd = (Vin - Vout) x Iout. The junction temperature can be estimated using the thermal resistance (RθJA) and the power dissipation. A thermal simulation or a thermal analysis tool can also be used to estimate the junction temperature.

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LMR54410FDBVR Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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