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B82731T2451A020 - TDK

Description: Epcos 47 mH -30 → +50% Ferrite Power Line Choke, Max SRF:10kHz, 0.45A Idc, 2800mΩ Rdc B82731T

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PCB Footprints
B82731T2451A020 - TDK PCB footprint - Other - Other - B82731T2651A020-2
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B82731T2451A020 - TDK  - 3D model - Other - B82731T2651A020-2
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B82731T2451A020 Details

  • Manufacturer Part Number:

    B82731T2451A020

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    TDK Corporation

  • YTEOL:

    6

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    2.8 Ω

  • Inductance-Nom (L):

    47000 µH

  • Inductor Application:

    POWER INDUCTOR

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • JESD-609 Code:

    e3

  • Lead Length:

    3.5 mm

  • Number of Functions:

    2

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    21.1 mm

  • Package Length:

    21.5 mm

  • Package Style:

    PCB Mount

  • Package Width:

    13.5 mm

  • Packing Method:

    Tray

  • Rated Current-Max:

    0.45 A

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    NO

  • Special Feature:

    INDUCTANCE IS MEASURED AT 0.1 mA

  • Surface Mount:

    NO

  • Terminal Finish:

    TIN OVER NICKEL

  • Terminal Placement:

    DUAL IN-LINE

  • Terminal Shape:

    FLAT

  • Test Frequency:

    0.01 MHz

  • Tolerance:

    50%

B82731T2451A020 Frequently Asked Questions (FAQs)

  • TDK provides a recommended PCB layout and land pattern in their application notes and design guides. It's essential to follow these guidelines to ensure optimal performance, minimize parasitic effects, and prevent thermal issues.
  • Proper thermal management is crucial for the reliability and lifespan of the inductor. Ensure good airflow, use a heat sink if necessary, and follow TDK's guidelines for thermal derating. Also, consider the operating temperature range and maximum current rating.
  • The SRF is typically not specified in the datasheet, but it can be obtained from TDK's application notes or by contacting their technical support. The SRF affects the inductor's behavior at high frequencies and can impact the overall performance of your design.
  • TDK's inductors are designed to meet certain vibration and shock standards, but it's essential to review the specific product's ratings and certifications (e.g., IEC 60068-2-6) to ensure it meets your application's requirements.
  • TDK provides a wide range of inductors with varying characteristics. Carefully review the datasheet and application notes to select the most suitable inductor for your application. Consider factors like operating frequency, current requirements, and environmental conditions.

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B82731T2451A020 Overview

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About TDK

TDK-Lambda is a global supplier of power supplies and related products. It is a subsidiary of TDK Corporation, a leading electronics company based in Japan. TDK-Lambda specializes in designing and manufacturing a wide range of AC-DC power supplies, DC-DC converters, programmable power supplies, and EMC/EMI filters for various industries and applications.

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