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SRN4018BTA-3R3M - Bourns

Description: 3.3 µH Semi-Shielded Wirewound Inductor 2 A 55mOhm 1616 (4040 Metric)

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SRN4018BTA-3R3M - Bourns - PCB symbol
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SRN4018BTA-3R3M - Bourns PCB footprint - Other - Other - SRN4018BTA-3R3M
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SRN4018BTA-3R3M Details

  • Manufacturer Part Number:

    SRN4018BTA-3R3M

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    CHIP

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Manufacturer:

    Bourns Inc

  • YTEOL:

    7.8

  • Case/Size Code:

    1616

  • Construction:

    Rectangular

  • Core Material:

    FERRITE

  • DC Resistance:

    0.055 Ω

  • Inductance-Nom (L):

    3.3 µH

  • Inductor Application:

    POWER INDUCTOR

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • Number of Functions:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Height:

    1.6 mm

  • Package Length:

    4 mm

  • Package Style:

    SMT

  • Package Width:

    4 mm

  • Packing Method:

    TR, EMBOSSED, 13 INCH

  • Quality Factor-Min (at L-nom):

    10

  • Rated Current-Max:

    2 A

  • Reference Standard:

    AEC-Q200

  • Self Resonance Frequency:

    45 MHz

  • Shape/Size Description:

    RECTANGULAR PACKAGE

  • Shielded:

    YES

  • Special Feature:

    DC RESISTANCE IS MEASURED AT: 20%, Q IS MEASURED AT: 1MHZ

  • Surface Mount:

    YES

  • Terminal Placement:

    DUAL ENDED

  • Terminal Shape:

    ONE SURFACE

  • Test Frequency:

    0.1 MHz

  • Tolerance:

    20%

SRN4018BTA-3R3M Frequently Asked Questions (FAQs)

  • Bourns recommends a symmetrical PCB layout with a solid ground plane, and to keep the input and output traces as short as possible to minimize parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is also recommended.
  • Bourns recommends using a soldering iron with a temperature of 250°C to 260°C, and to apply a small amount of solder paste to the pads. The component should be placed on the PCB with the pins aligned with the pads, and then reflowed in a solder reflow oven or with a hot air gun.
  • The SRN4018BTA-3R3M has an operating temperature range of -40°C to +125°C, but it's recommended to derate the component's performance at temperatures above 85°C to ensure reliable operation.
  • Yes, the SRN4018BTA-3R3M is designed to withstand high-vibration environments, but it's recommended to follow Bourns' guidelines for vibration testing and to ensure the component is properly secured to the PCB to prevent mechanical stress.
  • Bourns recommends following a systematic troubleshooting approach, starting with visual inspection of the component and PCB, then checking the input and output voltages, and finally using oscilloscope measurements to identify any issues with the component's operation.

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SRN4018BTA-3R3M Overview

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