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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E42/21/15-3F3


Core: ferrite; E; Mat:3F3; 3600nH; 44g; 17300mm3; 178mm2; A:43mm
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Ferroxcube Availability : 76
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USD 2.1574

Multiples of: 1

28A3851-0A2


Ferrite Clamp On Cores CLAMP-ON FILTER BLK 260ohms 100MHz
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Laird Connectivity Availability : 76
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USD 4.2179

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5204-0010-45


EMI Gaskets, Sheets, Absorbers & Shielding SI FLNG MNT GASKET Ag/Cu FILL Sz 13,14
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LeaderTech Availability : 76
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USD 10.953

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0097011002


EMI Connector Gaskets & Grounding Pads L 16"xW .77"xH .23" CONTACT STRIP (BeCu)
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Laird Connectivity Availability : 76
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USD 15.2605

Multiples of: 1

HCI1050-160


Inductor: wire; SMD; 16uH; Ioper:4.7A; 33mO; ±20%; Isat:6.5A
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Ferrocore Availability : 75
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USD 0.9536

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36712207


RF Shield Cover 0.469" (11.90mm) X 0.890" (22.60mm) Non-Vented Surface Mount
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Wurth Availability : 75
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USD 2.3648

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B64290A0082X010


Ferrite Cores & Accessories R503020 K10
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TDK Availability : 75
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USD 27.1794

Multiples of: 1

20S-CBSFNSV-1.75X3.0X0.35


EMI Gaskets Sheets Absorbers & Shielding 20S-CBSFNSV-1.75X3.0X0.35--20S581--Circuit Board Shield--Formed Fence and Cover--Unassembled
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LeaderTech Availability : 75
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USD 31.552

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B65713A0000R027


EPCOS TDK Ferrite Cores & Accessories PM 87X70 N27 12000 30%-20%
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TDK Availability : 75
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USD 62.4488

Multiples of: 1

PBY160808T-250Y-S


Beads 1.6x0.8x0.8mm RoHS
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Chilisin Availability : 74
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USD 0.0044

Multiples of: 50

MMZ1608Y102CTA00


TDK EMI Filter Beads, Chips & Arrays 0603 1000ohms 400mA HiSpd Signal Line
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TDK Availability : 74
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USD 0.0201

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Hot EMI2180MTTBG


EMI Filter Circuits 1PAIR CMF FOR MHL
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ON Semiconductor Availability : 74
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USD 0.2592

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HCI1365-2R8


Inductor: wire; SMD; 2.8uH; Ioper:16.5A; 3.4mO; ±20%; Isat:17.5A
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Ferrocore Availability : 74
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USD 1.2507

Multiples of: 1

SCI-9900-000


API Technologies - Spectrum Control EMI Feedthrough Filters SOLDER IN 10pF 5A
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Api Technologies Availability : 74
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USD 2.9408

Multiples of: 1

51-729-304


EMI Feedthrough Filters .022UF 100V
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Api Technologies Availability : 74
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USD 10.5254

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4201-050


EMI Filter 10A 200VDC Wire Lead Panel Mount
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CTS Availability : 74
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USD 24.2399

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4300-002


EMI Feedthrough Filters 1200PF 300V 5A
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CTS Availability : 74
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USD 32.6413

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51-321-318


EMI Filter Hermetically Sealed Threaded Case 3A 240VAC/450VDC Solder Lug Panel Mount
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This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

Api Technologies Availability : 74
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USD 180.1637

Multiples of: 1

BK0603HM600-T


EMI Filter Beads, Chips & Arrays FER BD MLCC 0201 60OHMS 25%,
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Taiyo Yuden Availability : 73
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USD 0.0058

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UECESDSR160000


Ferrite Cores & Accessories NULL
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Kemet Availability : 73
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USD 3.5627

Multiples of: 1

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