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143-12J12SL - COILCRAFT

Description: Variable Inductors 143 Unicoil Tunable, L nom 509 nH, No core L2 nom (nH) 412, Irms 6.6 Am Red Color, shielded

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143-12J12SL - COILCRAFT - PCB symbol
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143-12J12SL - COILCRAFT PCB footprint - Other - Other - 143-12J12SL-4
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143-12J12SL - COILCRAFT - 3D model - Other - 143-12J12SL-4
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143-12J12SL Details

  • Manufacturer Part Number:

    143-12J12SL

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    ROHS COMPLIANT

  • ECCN Code:

    EAR99

  • HTS Code:

    8504.50.80.00

  • Manufacturer:

    Coilcraft Inc

  • YTEOL:

    7

  • Case/Size Code:

    4141

  • Construction:

    Shielded

  • Core Material:

    CARBONYL

  • DC Resistance:

    0.0205 Ω

  • Inductance-Max (L):

    0.585 µH

  • Inductance-Min (L):

    0.433 µH

  • Inductance-Nom (L):

    0.509 µH

  • Inductor Application:

    RF INDUCTOR

  • Inductor Type:

    VARIABLE INDUCTOR

  • JESD-609 Code:

    e2

  • Lead Diameter:

    0.635 mm

  • Lead Length:

    3.5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    4

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Height:

    19.05 mm

  • Package Length:

    10.44 mm

  • Package Style:

    PCB Mount

  • Package Width:

    10.44 mm

  • Packing Method:

    Tube

  • Quality Factor-Min (at L-nom):

    80

  • Shape/Size Description:

    PCB MOUNT, VERTICAL ADJUSTER

  • Shielded:

    YES

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin/Silver (Sn/Ag)

  • Terminal Placement:

    RADIAL

  • Terminal Shape:

    WIRE

  • Test Frequency:

    40 MHz

143-12J12SL Frequently Asked Questions (FAQs)

  • Coilcraft provides a recommended land pattern for the 143-12J12SL in their datasheet, which includes a suggested pad layout and dimensions for optimal soldering and thermal performance.
  • The 143-12J12SL has a maximum operating temperature of 125°C, but it's recommended to derate the current rating at higher temperatures. Consult Coilcraft's temperature derating chart for specific guidance.
  • To minimize magnetic field interference, keep the 143-12J12SL at least 5 mm away from other components, and consider using shielding or a magnetic shield can to contain the field.
  • The self-resonant frequency of the 143-12J12SL is not explicitly stated in the datasheet, but it can be estimated using the inductor's inductance and capacitance values. Consult Coilcraft's application notes or contact their support team for guidance.
  • The 143-12J12SL is designed for frequencies up to 1 MHz, but it can be used at higher frequencies with careful consideration of the inductor's impedance and losses. Consult Coilcraft's high-frequency modeling data and application notes for guidance.

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143-12J12SL Overview

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About COILCRAFT

Colicraft designs and manufactures high performing magnectic components, RF chip inductors, power magnectics, and filters. Coilcraft has engineering, manufacturing, and distribution facilities in North America, Asia, and Europe.

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143-12J12SL Alternates

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Part Image 143-12J12S Coilcraft Inc

Variable Inductor, 0.433uH Min, 0.585uH Max, Carbonyl-Core, Shielded, 4141