About EMI Filters / EMI Suppression

EMI Filters / EMI Suppression

EMI Filters, or Electromagnetic Interference (EMI) Filters, are devices designed to filter out high-frequency interference in order to reduce Electromagnetic interference (EMI). This type of filter is made up of components that reduce EMI or noise at a given frequency range. Common components of an EMI filter include capacitors, inductors, and ferrites. These components work together to form an LC circuit which will dampen the high frequency signals that cause the EMI. However, the effectiveness of an EMI Filter will depend on the implementation and design of the filter, as well as the type and strength of interference that is present. It is important to note that EMI Filters can only provide limited attenuation, meaning that the amount of interference or noise that is reduced will not always be sufficient for a given application. Careful design and implementation is required in order to ensure that the EMI Filter is sufficiently shielding the system from EMI sources.
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74271112S


Wurth Electronics Ferrite Clamp On Cores STAR-TEC Snap Black 25MHz 176Ohm
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Wurth Availability : 4850
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USD 2.958

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74275812


Ferrite Clamp On Cores STAR-BUENO Snap 25MHz 100ohm
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USD 2.9665

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30323231


EMI Gaskets, Sheets, Absorbers & Shielding WE-LT Profile 1000x2.3x2.3mm
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USD 2.9665

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74270096


Ferrite Cable Cores WE-AFB Axial Ferrite 25MHz 116ohm
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Wurth Availability : 4850
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USD 3.0005

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3671384


RF Shield Cover 1.504" (38.20mm) X 1.535" (39.00mm) Non-Vented Surface Mount
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Wurth Availability : 4850
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USD 3.009

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782013079285


Ferrite Cable Cores WE-AEFA AEC-Q200 200Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013076285


Ferrite Cable Cores WE-AEFA AEC-Q200 240Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013068250


Ferrite Cable Cores WE-AEFA AEC-Q200 210Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013059285


Ferrite Cable Cores WE-AEFA AEC-Q200 270Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013100280


Ferrite Cable Cores WE-AEFA AEC-Q200 150Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013086280


Ferrite Cable Cores WE-AEFA AEC-Q200 205Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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782013057450


Ferrite Cable Cores WE-AEFA AEC-Q200 370Ohm Ferrite Core
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Wurth Availability : 4850
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USD 3.026

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74271111


Wurth Electronics Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 175Ohm
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Wurth Availability : 4850
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USD 3.043

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36705116


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 51.1mm
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Wurth Availability : 4850
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USD 3.0685

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3670737


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 73.7mm
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Wurth Availability : 4850
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USD 3.0685

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3670570


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 57mm
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Wurth Availability : 4850
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USD 3.0685

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3671548


RF Shield Cover 1.630" (41.40mm) X 2.181" (55.40mm) Non-Vented Surface Mount
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Wurth Availability : 4850
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USD 3.128

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3671638


RF Shield Cover 1.453" (36.90mm) X 2.535" (64.40mm) Non-Vented Surface Mount
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Wurth Availability : 4850
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USD 3.128

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3671737


RF Shield Cover 1.130" (28.70mm) X 2.925" (74.30mm) Non-Vented Surface Mount
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Wurth Availability : 4850
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USD 3.128

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3670483


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 48.3mm
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Wurth Availability : 4850
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USD 3.128

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