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SDR7045-471K - Bourns

Description: Inductor Power Unshielded Wirewound 470uH 10% 100KHz 20Q-Factor Ferrite 0.34A 1.85Ohm DCR T/R

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SDR7045-471K - Bourns PCB footprint - Other - Other - SDR7045-471K-1
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3D Models
SDR7045-471K - Bourns  - 3D model - Other - SDR7045-471K-1
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SDR7045-471K Details

  • Manufacturer Part Number:

    SDR7045-471K

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    6

  • Case/Size Code:

    2828

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    1.85 Ω

  • Inductance-Nom (L):

    470 µH

  • Inductor Application:

    POWER INDUCTOR

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • JESD-609 Code:

    e3

  • Number of Functions:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    4.5 mm

  • Package Length:

    7 mm

  • Package Style:

    SMT

  • Package Width:

    7 mm

  • Packing Method:

    TR, EMBOSSED, 13 INCH

  • Rated Current-Max:

    0.34 A

  • Self Resonance Frequency:

    4 MHz

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    NO

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin (Sn) - with Nickel (Ni) barrier

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    WRAPAROUND

  • Test Frequency:

    0.1 MHz

  • Tolerance:

    10%

SDR7045-471K Frequently Asked Questions (FAQs)

  • Bourns recommends a symmetrical PCB layout with a solid ground plane, and keeping the component away from high-frequency noise sources. A minimum of 2 oz copper thickness is recommended for optimal thermal performance.
  • Bourns recommends using a soldering iron with a temperature of 250°C to 270°C, and a solder with a melting point of 180°C to 200°C. Apply a small amount of solder to the pad, and ensure the component is properly aligned before soldering.
  • The SDR7045-471K is rated for operation from -40°C to 150°C, but derating is required above 125°C. Consult the datasheet for specific derating curves.
  • Yes, the SDR7045-471K is designed to withstand vibrations up to 10 G peak acceleration, but it's recommended to follow Bourns' guidelines for vibration testing and ensure proper PCB mounting and securing.
  • Bourns recommends following standard ESD handling procedures, including using an ESD wrist strap, mat, or workstation, and ensuring the component is stored in an ESD-protective package when not in use.

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SDR7045-471K Overview

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