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BLM21BD471SN1J - Murata Electronics

Description: BLM21_N1J Series EMI Suppression Filter 470Ω±25% at 100MHz 300mA @85℃

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BLM21BD471SN1J - Murata Electronics - PCB symbol
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PCB Footprints
BLM21BD471SN1J - Murata Electronics PCB footprint - Other - Other - BLM21_1 L=2.0 W=1.25 T=0.85
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BLM21BD471SN1J - Murata Electronics - 3D model - Other - BLM21_1 L=2.0 W=1.25 T=0.85
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BLM21BD471SN1J Details

  • Manufacturer Part Number:

    BLM21BD471SN1J

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    EIA STD PACKAGE SIZE 0805, 2 PIN

  • Country Of Origin:

    Japan

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Manufacturer:

    Murata Manufacturing Co Ltd

  • YTEOL:

    7

  • Additional Feature:

    MONOLITHIC TYPE

  • Case Code:

    0805

  • Construction:

    Chip Bead

  • DC Resistance-Max:

    0.35 Ω

  • Filter Type:

    FERRITE CHIP

  • Frequency-Max:

    100 MHz

  • Frequency-Min:

    100 MHz

  • Height:

    0.85 mm

  • JESD-609 Code:

    e3

  • Length:

    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:

    470 OHM Ω

  • Packing Method:

    TAPE AND REEL

  • Rated Current:

    0.3 A

  • Terminal Finish:

    Tin (Sn)

  • Width:

    1.25 mm

BLM21BD471SN1J Frequently Asked Questions (FAQs)

  • The recommended land pattern for the BLM21BD471SN1J can be found in the Murata Land Pattern Recommendation document, which provides guidelines for PCB layout and footprint design to ensure reliable mounting and soldering.
  • The thermal derating of the BLM21BD471SN1J inductor is specified in the datasheet. To handle thermal derating, ensure that the inductor is operated within the recommended temperature range, and consider using a heat sink or thermal management techniques to reduce the temperature rise.
  • The self-resonant frequency (SRF) of the BLM21BD471SN1J inductor is not explicitly stated in the datasheet. However, it can be estimated using the inductor's inductance value and the parasitic capacitance. Alternatively, contact Murata's technical support for more information.
  • The BLM21BD471SN1J inductor is designed for general-purpose use and may not be suitable for high-frequency applications. Check the inductor's impedance vs. frequency characteristics in the datasheet to determine its suitability for your specific application.
  • To ensure the reliability of the BLM21BD471SN1J inductor in a high-reliability application, follow proper storage, handling, and mounting procedures, and consider using Murata's high-reliability products or consulting with their technical support team.

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BLM21BD471SN1J 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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