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LQH43MN391K03L - Murata Electronics

Description: LQH43MN_03 Series Inductor 390μH ±10% 1812 (4532)

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PCB Footprints
LQH43MN391K03L - Murata Electronics PCB footprint - Other - Other - 1812 (4532) L=4.5±0.3mm W=3.2±0.2mm T=2.6±0.2mm
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3D Models
LQH43MN391K03L - Murata Electronics  - 3D model - Other - 1812 (4532) L=4.5±0.3mm W=3.2±0.2mm T=2.6±0.2mm
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LQH43MN391K03L Details

  • Manufacturer Part Number:

    LQH43MN391K03L

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP

  • Country Of Origin:

    Japan

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Murata Manufacturing Co Ltd

  • YTEOL:

    7

  • Case/Size Code:

    1812

  • Construction:

    Unshielded

  • Core Material:

    FERRITE

  • DC Resistance:

    9.7 Ω

  • Inductance-Nom (L):

    390 µH

  • Inductor Application:

    RF INDUCTOR

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • JESD-609 Code:

    e2

  • Number of Functions:

    1

  • Number of Terminals:

    2

  • Package Height:

    2.6 mm

  • Package Length:

    4.5 mm

  • Package Style:

    SMT

  • Package Width:

    3.2 mm

  • Packing Method:

    TR, EMBOSSED, 7 INCH

  • Quality Factor-Min (at L-nom):

    40

  • Rated Current-Max:

    0.09 A

  • Self Resonance Frequency:

    3.3 MHz

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    NO

  • Special Feature:

    Q MEASURED AT 796 KHZ

  • Surface Mount:

    Reflow soldering

  • Terminal Finish:

    Tin/Copper (Sn/Cu)

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    WRAPAROUND

  • Test Frequency:

    0.796 MHz

  • Tolerance:

    10%

LQH43MN391K03L Frequently Asked Questions (FAQs)

  • The recommended land pattern for LQH43MN391K03L is a rectangular pad with a size of 3.5mm x 2.5mm, with a non-solder mask defined (NSMD) pad shape. This ensures proper soldering and minimizes the risk of solder bridging.
  • To minimize the risk of damage during reflow soldering, ensure that the peak temperature does not exceed 260°C (500°F) for a maximum of 10 seconds. It's also recommended to use a nitrogen atmosphere and a low-temperature soldering profile to reduce thermal stress.
  • The maximum current rating for the LQH43MN391K03L is 3.9A, but this value can vary depending on the operating frequency, temperature, and other factors. It's essential to consult the datasheet and perform thermal derating calculations to ensure safe operation.
  • While the LQH43MN391K03L is designed to be robust, it's still important to consider the vibration environment in which it will operate. Murata recommends following the IEC 60068-2-6 standard for vibration testing, and ensuring that the inductor is properly secured to the PCB to prevent mechanical stress.
  • To ensure the LQH43MN391K03L meets your application's EMI requirements, consider using a shielded inductor or adding a shield can to the PCB design. Additionally, follow proper PCB layout and routing guidelines to minimize radiation and ensure compliance with relevant EMI standards.

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LQH43MN391K03L Overview

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About Murata Electronics

Murata Manufacturing Co., Ltd. is a Japanese multinational company that specializes in the design, manufacturing, and sale of electronic components and solutions. Murata offers a wide range of electronic components and modules that are used in various industries and applications. Some of their key product categories include: capacitors, inductors, resistors, sensors, rf components and modules, and power devices.

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Part Image LQH43NZ391K03K Murata Manufacturing Co Ltd

General Purpose Inductor, 390uH, 10%, 1 Element, Ferrite-Core, Reflow soldering, 4532/1812

Part Image LQH43NN391K03K Murata Manufacturing Co Ltd

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Part Image LQH43MN391K03K Murata Manufacturing Co Ltd

General Purpose Inductor, 390uH, 10%, 1 Element, Ferrite-Core, Reflow soldering, 4532/1812