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SRR1280-121K - Bourns

Description: 120 µH Shielded Drum Core, Wirewound Inductor 1.95 A 200mOhm Max Nonstandard , 4.3 MHz , -40°C ~ 125°C

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SRR1280-121K - Bourns PCB footprint - Other - Other - SRR1280-121K-4
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3D Models
SRR1280-121K - Bourns  - 3D model - Other - SRR1280-121K-4
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SRR1280-121K Details

  • Manufacturer Part Number:

    SRR1280-121K

  • 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:

    16 Weeks

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    6.9

  • Case/Size Code:

    4949

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    0.2 Ω

  • Inductance-Nom (L):

    120 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:

    7.5 mm

  • Package Length:

    12.5 mm

  • Package Style:

    SMT

  • Package Width:

    12.5 mm

  • Packing Method:

    TR, Embossed, 13 Inch

  • Rated Current-Max:

    1.95 A

  • Self Resonance Frequency:

    4.3 MHz

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    YES

  • Surface Mount:

    YES

  • Terminal Finish:

    Tin (Sn) - with Nickel (Ni) barrier

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    WRAPAROUND

  • Test Frequency:

    0.001 MHz

  • Tolerance:

    10%

SRR1280-121K Frequently Asked Questions (FAQs)

  • A symmetrical layout with a central ground plane and minimal track lengths is recommended. Keep the input and output tracks separate and avoid crossing them to minimize electromagnetic interference (EMI).
  • Use a soldering iron with a temperature of 250°C to 270°C. Apply a small amount of solder paste to the pads and use a gentle touch to avoid damaging the component. Ensure the component is properly aligned and seated before soldering.
  • The SRR1280-121K can operate safely between -40°C to 125°C. However, the component's performance may degrade above 85°C, and it's recommended to derate the current accordingly.
  • Yes, the SRR1280-121K is designed to withstand vibrations up to 10G. However, it's essential to ensure the component is properly secured to the PCB and the PCB is rigid enough to minimize flexure.
  • Use an ESD wrist strap or mat when handling the component. Ensure the PCB and component are grounded during assembly and storage. Avoid touching the component's pins or pads to prevent electrostatic discharge.

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SRR1280-121K Overview

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