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RLB9012-221KL - Bourns

Description: Bourns 220 µH ±10% Ferrite DR Power Inductor, Max SRF:2.7MHz, Q:20, 1A Idc, 650mΩ Rdc RLB9012

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PCB Footprints
RLB9012-221KL - Bourns PCB footprint - Other - Other - RLB9012-221KL-1
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3D Models
RLB9012-221KL - Bourns  - 3D model - Other - RLB9012-221KL-1
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RLB9012-221KL Details

  • Manufacturer Part Number:

    RLB9012-221KL

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    RADIAL LEADED

  • 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

  • Construction:

    Cylindrical

  • Core Material:

    FERRITE

  • DC Resistance:

    0.65 Ω

  • Inductance-Nom (L):

    220 µH

  • Inductor Application:

    DC-DC CONVERTER

  • Inductor Type:

    GENERAL PURPOSE INDUCTOR

  • JESD-609 Code:

    e3

  • Lead Diameter:

    0.65 mm

  • Lead Spacing:

    5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    2

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Package Diameter:

    9 mm

  • Package Length:

    12.2 mm

  • Package Style:

    Radial

  • Packing Method:

    Tray

  • Rated Current-Max:

    1 A

  • Self Resonance Frequency:

    2.7 MHz

  • Shape/Size Description:

    CYLINDRICAL PACKAGE

  • Shielded:

    NO

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin (Sn)

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Test Frequency:

    0.001 MHz

  • Tolerance:

    10%

RLB9012-221KL Frequently Asked Questions (FAQs)

  • A good PCB layout for the RLB9012-221KL involves keeping the input and output traces short and wide, using a solid ground plane, and placing the inductor as close to the IC as possible. Additionally, it's recommended to use a common mode choke or a ferrite bead to filter out high-frequency noise.
  • To ensure the RLB9012-221KL operates within its specified temperature range, it's essential to provide adequate heat sinking, such as using a thermal pad or a heat sink, and ensuring good airflow around the device. Additionally, avoid exposing the device to extreme temperatures during storage or handling.
  • Exceeding the maximum ratings of the RLB9012-221KL can lead to reduced reliability, permanent damage, or even catastrophic failure. It's crucial to operate the device within its specified voltage, current, and temperature ratings to ensure reliable operation and prevent premature failure.
  • To troubleshoot issues with the RLB9012-221KL, start by verifying the input voltage, output voltage, and current consumption. Check for any signs of overheating, and ensure the device is properly soldered and connected. Use an oscilloscope to analyze the output waveform and identify any anomalies.
  • Yes, the RLB9012-221KL is a switching regulator, and as such, it can generate electromagnetic interference (EMI). To minimize EMI, use a shielded enclosure, keep the layout compact, and use EMI filters or ferrite beads on the input and output lines.

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RLB9012-221KL Overview

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