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SDR1305-221K - Bourns

Description: 220 µH Unshielded Drum Core, Wirewound Inductor 1 A 500mOhm Max Nonstandard

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Symbol
SDR1305-221K - Bourns - PCB symbol
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PCB Footprints
SDR1305-221K - Bourns PCB footprint - Other - Other - SDR1305-221K-5
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3D Models
SDR1305-221K - Bourns - 3D model - Other - SDR1305-221K-5
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SDR1305-221K Details

  • Manufacturer Part Number:

    SDR1305-221K

  • 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:

    18 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    6.9

  • Case/Size Code:

    5050

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    0.5 Ω

  • Inductance-Nom (L):

    220 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:

    4.8 mm

  • Package Length:

    12.7 mm

  • Package Style:

    SMT

  • Package Width:

    12.7 mm

  • Packing Method:

    TR, EMBOSSED, 13 INCH

  • Rated Current-Max:

    1 A

  • Self Resonance Frequency:

    7 MHz

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    NO

  • Surface Mount:

    YES

  • Terminal Finish:

    TIN

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    WRAPAROUND

  • Test Frequency:

    0.1 MHz

  • Tolerance:

    10%

SDR1305-221K Frequently Asked Questions (FAQs)

  • A symmetrical layout with a solid ground plane and minimal track lengths is recommended. Keep the input and output tracks separate and avoid crossing them over each other.
  • Use a 10uF ceramic capacitor in parallel with a 100nF ceramic capacitor, both connected between the input pin and ground, as close to the device as possible.
  • The SDR1305-221K can operate from -40°C to +125°C, but the device's performance may degrade above 85°C. Ensure proper thermal management to maintain optimal performance.
  • Yes, the SDR1305-221K is designed to withstand vibrations up to 20G. However, ensure the device is properly secured to the PCB and the PCB is securely fastened to the system to prevent mechanical stress.
  • Check the input voltage, output voltage, and current consumption. Verify the PCB layout and decoupling. Use an oscilloscope to inspect the input and output waveforms. Consult the datasheet and application notes for guidance.

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SDR1305-221K Overview

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