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SRF1280-680M - Bourns

Description: SRF1280 Series - Dual-Winding Shielded Power Inductors

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SRF1280-680M - Bourns PCB footprint - Other - Other - SRF1280-680M-1
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SRF1280-680M - Bourns  - 3D model - Other - SRF1280-680M-1
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SRF1280-680M Details

  • Manufacturer Part Number:

    SRF1280-680M

  • 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:

    14 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    7

  • Case/Size Code:

    4949

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    0.123 Ω

  • Inductance-Nom (L):

    68 µH

  • Inductor Application:

    POWER INDUCTOR

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • JESD-609 Code:

    e1

  • Number of Functions:

    2

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    8 mm

  • Package Length:

    12.5 mm

  • Package Style:

    SMT

  • Package Width:

    12.5 mm

  • Packing Method:

    TR, EMBOSSED, 13 INCH

  • Rated Current-Max:

    2.44 A

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    YES

  • Special Feature:

    PARALLEL CONNECTED

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin/Silver/Copper (Sn/Ag/Cu)

  • Terminal Placement:

    DUAL IN-LINE

  • Terminal Shape:

    WRAPAROUND

  • Test Frequency:

    0.1 MHz

  • Tolerance:

    20%

SRF1280-680M Frequently Asked Questions (FAQs)

  • Bourns provides a recommended PCB layout and land pattern in their application notes. It's essential to follow these guidelines to ensure optimal performance, low EMI, and minimal signal degradation.
  • To handle the high current rating, ensure your PCB design includes a robust power distribution network, adequate copper thickness, and sufficient thermal management. You may also need to add heat sinks or thermal interfaces to prevent overheating.
  • To minimize EMI and RFI, use proper shielding, grounding, and filtering techniques. Ensure the component is placed away from sensitive analog circuits, and use a Faraday cage or metal shielding to contain electromagnetic radiation.
  • While the SRF1280-680M is rated for operation up to 125°C, it's essential to consider the derating curves and thermal management in your design. Ensure proper heat sinking, airflow, and thermal interfaces to prevent overheating and ensure reliable operation.
  • To ensure reliability and longevity, follow proper storage and handling guidelines, avoid exceeding the recommended operating conditions, and implement adequate protection circuits (e.g., overvoltage, overcurrent, and ESD protection). Regularly inspect and maintain the component to prevent damage and degradation.

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SRF1280-680M Overview

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