Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
5943001801

5943001801

Fair-Rite Products Corp.

FERRITE CORE

522

5961001801

5961001801

Fair-Rite Products Corp.

FERRITE CORE

1652

ZCAT3035-1330-BK

ZCAT3035-1330-BK

TDK Corporation

FERRITE CORE 150 OHM HINGED 13MM

1597

2843000202

2843000202

Fair-Rite Products Corp.

FERRITE CORE MULTI-APERTURE

11602

2643250202

2643250202

Fair-Rite Products Corp.

FERRITE CORE 200OHM SOLID 3.18MM

5964

2646540002

2646540002

Fair-Rite Products Corp.

46 ROUND CABLE CORE

3820

2646102002

2646102002

Fair-Rite Products Corp.

46 ROUND CABLE CORE

212

HFB259128-100

HFB259128-100

Laird - Performance Materials

FERRITE CORE 175 OHM SOLID

0

28A2024-0A0

28A2024-0A0

Laird - Performance Materials

FERRITE CORE 280 OHM HINGED

0

742701703

742701703

Würth Elektronik Midcom

WE-TOF EMI SUPPRESSION TOROIDAL

151

28B0563-000

28B0563-000

Laird - Performance Materials

FERRITE CORE 173 OHM SOLID

0

2843002302

2843002302

Fair-Rite Products Corp.

FERRITE CORE MULTI-APERTURE

56800

74270053

74270053

Würth Elektronik Midcom

FERRITE CORE 258 OHM SOLID 8MM

8440

ESD-R-25N-H

ESD-R-25N-H

KEMET

NI-ZN FERRITE TROIDS CASED 12.7M

0

BF1225

BF1225

API Delevan

FERRITE CORE 146 OHM HINGED 4MM

353

ZCAT2132-1130-BK

ZCAT2132-1130-BK

TDK Corporation

FERRITE CORE 80 OHM HINGED 11MM

1018

28B0375-300

28B0375-300

Laird - Performance Materials

FERRITE CORE 194 OHM SOLID

12753

74270020

74270020

Würth Elektronik Midcom

FERRITE CORE 108 OHM SOLID 2.4MM

0

ESD-R-12C-2

ESD-R-12C-2

KEMET

FERRITE CORE SOLID 7.3MM

1239

5977000211

5977000211

Fair-Rite Products Corp.

FERRITE CORE PARYLENE COATED

27

Cable Ferrites

1. Overview

Cable Ferrites are passive electronic components designed to suppress high-frequency noise in cables, reducing electromagnetic interference (EMI) and radio-frequency interference (RFI). Constructed from ferrite materials, these components absorb electromagnetic energy and convert it into heat. With the rapid development of high-speed electronics and wireless communication systems, cable ferrites play a critical role in ensuring electromagnetic compatibility (EMC) across industries.

2. Main Types and Functional Classification

TypeFunctional CharacteristicsApplication Examples
Split Core (Snap-on)Easy installation without cable disassembly; moderate noise suppressionConsumer electronics power cables
Wound TypeHigher inductance through multiple turns; superior EMI filteringIndustrial motor drives
Flat Cable FerriteLow-profile design; optimized for ribbon cablesComputer peripheral cables
High-Frequency FerriteEffective at GHz frequencies; specialized material formulation5G base station cables

3. Structure and Composition

Typical cable ferrites consist of a manganese-zinc (MnZn) or nickel-zinc (NiZn) ferrite core with polymer coating. Split-core designs use two interlocking halves with snap mechanisms, while wound types feature pre-molded toroidal cores. Advanced models integrate conductive elastomers for improved EMI absorption. The core material's permeability determines the operating frequency range and noise suppression efficiency.

4. Key Technical Specifications

ParameterDescriptionImportance
Impedance (100MHz)100 - 2500 Determines noise attenuation performance
Frequency Range1MHz - 3GHzDefines effective operation bandwidth
Temperature Stability-40 C to +125 CEnsures reliability in harsh environments
Cable Compatibility2-15mm diameterInstallation flexibility

5. Application Fields

  • Consumer Electronics: Notebook chargers, HDMI cables, USB hubs
  • Industrial Equipment: PLC systems, CNC machine cabling
  • Telecommunications: Fiber optic transceivers, 5G small cells
  • Automotive: CAN bus systems, EV charging cables

6. Leading Manufacturers and Products

ManufacturerKey ProductFeatures
TDK CorporationDFE3D25E102MA2D2500 @100MHz, 3GHz high-frequency performance
Murata ManufacturingBLE21HG102MN1DCompact 10.5 6.5mm size for automotive applications
Steward Components28B2043-0A0High-vibration resistance for industrial motors

7. Selection Guidelines

Key considerations include:

  • Match impedance to target noise frequency range
  • Verify mechanical compatibility with cable diameter
  • Select material type (MnZn for low frequencies, NiZn for high frequencies)
  • Assess environmental requirements (temperature, vibration)
  • Balance performance with cost constraints

8. Industry Trends

Current trends show: - Increasing demand for high-frequency (>6GHz) ferrites driven by 5G and IoT - Miniaturization for wearable device applications - Development of wideband ferrites with multi-octave frequency coverage - Growing adoption in EV charging systems (SAE J1772 compliance) - Integration with cable connectors for space-constrained designs

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