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BLM31KN271SH1L - Murata Electronics

Description: BLM31_H1L Series EMI Suppression Filter 270Ω±25% at 100MHz 4.5A @85℃

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BLM31KN271SH1L - Murata Electronics - PCB symbol
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PCB Footprints
BLM31KN271SH1L - Murata Electronics PCB footprint - Other - Other - BLM31_2 L=3.2 W=1.6 T=1.6
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3D Models
BLM31KN271SH1L - Murata Electronics - 3D model - Other - BLM31_2 L=3.2 W=1.6 T=1.6
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BLM31KN271SH1L Details

  • Manufacturer Part Number:

    BLM31KN271SH1L

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Country Of Origin:

    Japan

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Factory Lead Time:

    10 Weeks

  • Manufacturer:

    Murata Manufacturing Co Ltd

  • YTEOL:

    7

  • DC Resistance-Max:

    0.016 Ω

  • Filter Type:

    FERRITE CHIP

  • Height:

    1.6 mm

  • JESD-609 Code:

    e3

  • Length:

    3.2 mm

  • Mounting Type:

    SURFACE MOUNT

  • Number of Functions:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Impedance:

    270 OHM Ω

  • Packing Method:

    TR, EMBOSSED, 7 INCH

  • Rated Current:

    3 A

  • Screening Level:

    AEC-Q200

  • Terminal Finish:

    Tin (Sn)

  • Width:

    1.6 mm

BLM31KN271SH1L Frequently Asked Questions (FAQs)

  • The recommended land pattern for the BLM31KN271SH1L is a rectangular pad with a size of 3.5mm x 2.5mm, with a non-solder mask defined (NSMD) pad shape.
  • The BLM31KN271SH1L is rated for operation up to 125°C. For high-temperature environments, ensure proper thermal management, and consider derating the inductor's current rating to prevent overheating.
  • Yes, the BLM31KN271SH1L is suitable for high-frequency applications up to 1 GHz. However, be aware of the inductor's self-resonant frequency (SRF) and ensure that your application frequency is below the SRF to avoid unwanted resonance.
  • To minimize EMI, ensure proper PCB layout, use a shielded enclosure if necessary, and consider adding EMI filters or chokes in series with the inductor. Also, follow good PCB design practices, such as keeping the inductor away from sensitive components and using a solid ground plane.
  • The BLM31KN271SH1L has a maximum current rating of 2.7A. For high-current applications, consider using multiple inductors in parallel or selecting a higher-current-rated inductor. Ensure proper thermal management and derate the inductor's current rating according to the ambient temperature.

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BLM31KN271SH1L 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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