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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7427807


Ferrite Cable Cores WE-FLAT Ferrite for Flexible Printed Circuit Board
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Wurth Availability : 4850
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USD 3.4085

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74275813


Ferrite Clamp On Cores STAR-BUENO Snap 25MHz 120ohm
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Wurth Availability : 4850
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USD 3.4255

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3671585


RF Shield Cover 1.980" (50.30mm) X 2.327" (59.10mm) Non-Vented Surface Mount
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USD 3.4595

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36103305


Wurth Electronics EMI Connector Gaskets & Grounding Pads WE-SHC SMD Frame 31x31mm
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Wurth Availability : 4850
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USD 3.4765

Multiples of: 1

3670384


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 38.4mm
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USD 3.485

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36503255


EMI Connector Gaskets & Grounding Pads WE-SHC THT Frame 26x26mm
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Wurth Availability : 4850
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USD 3.519

Multiples of: 1

3671595


RF Shield Cover 2.008" (51.00mm) X 2.366" (60.10mm) Non-Vented Surface Mount
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Wurth Availability : 4850
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USD 3.604

Multiples of: 1

3670595


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 59.5mm
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Wurth Availability : 4850
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USD 3.604

Multiples of: 1

74277253


Ferrite Cable Cores WE-AFB Axial Ferrite 1MHz 100ohm
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Wurth Availability : 4850
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USD 3.655

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74271633


Ferrite Clamp On Cores STAR-GAP Snap 100MHz 100Ohm Grey
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Wurth Availability : 4850
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USD 3.6635

Multiples of: 1

30206025


EMI Gaskets, Sheets, Absorbers & Shielding WE-LT Profile 1000x6x2.5mm
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Wurth Availability : 4850
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USD 3.706

Multiples of: 1

3670638


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 63.8mm
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Wurth Availability : 4850
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USD 3.723

Multiples of: 1

74270097


Ferrite Toroids / Ferrite Rings WE-TOF Toroidal 25MHz 64ohm
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Wurth Availability : 4850
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USD 3.723

Multiples of: 1

36503305


EMI Connector Gaskets & Grounding Pads WE-SHC THT Frame 31x31mm
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Wurth Availability : 4850
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USD 3.7655

Multiples of: 1

74271221


Ferrite Clamp On Cores STAR-TEC Snap White 25MHz 151ohm
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Wurth Availability : 4850
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USD 3.7995

Multiples of: 1

74273714


EMI Gaskets, Sheets, Absorbers & Shielding Earthing Belt M4 200mm
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Wurth Availability : 4850
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USD 3.808

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3670585


EMI Gaskets, Sheets, Absorbers & Shielding WE-SHC Seemless Cab Frame 58.5mm
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Wurth Availability : 4850
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USD 3.8165

Multiples of: 1

7427154


Wurth Electronics Ferrite Clamp On Cores STAR-RING Snap 25MHz 71Ohm
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Wurth Availability : 4850
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USD 3.825

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7427154S


Wurth Electronics Ferrite Clamp On Cores STAR-RING Snap Black 25MHz 71ohm
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Wurth Availability : 4850
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USD 3.825

Multiples of: 1

74270115


Ferrite Toroids / Ferrite Rings WE-TOF Toroidal 25MHz 80ohm
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Wurth Availability : 4850
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USD 3.842

Multiples of: 1

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