Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
0431178181

0431178181

Fair-Rite Products Corp.

FERRITE 160OHM HINGED 4.29MM

30559

2673000301

2673000301

Fair-Rite Products Corp.

FERRITE CORE SOLID 1.30MM

41585

0443178281

0443178281

Fair-Rite Products Corp.

FERRITE 230OHM HINGED 8.99MM

373

ZCAT4625-3430DT-BK

ZCAT4625-3430DT-BK

TDK Corporation

FERRITE CORE 35 OHM HINGED

0

SS28B2042

SS28B2042

Leader Tech Inc.

FERRITE 238OHM HINGED 10.80MM

2

2843002702

2843002702

Fair-Rite Products Corp.

FERRITE CORE MULTI-APERTURE

7987

7427007141

7427007141

Würth Elektronik Midcom

FERRITE CORE 45 OHM SOLID 2MM

3899

742700221

742700221

Würth Elektronik Midcom

FERRITE CORE 45 OHM SOLID 4MM

5254

HFB159079-100

HFB159079-100

Laird - Performance Materials

FERRITE CORE 235 OHM SOLID

655

0431164951

0431164951

Fair-Rite Products Corp.

FERRITE 280OHM HINGED 5.11MM

92158

ESD-R-16

ESD-R-16

KEMET

FERRITE CORE SOLID 11.6MM

0

7427216

7427216

Würth Elektronik Midcom

FERRITE CORE 63 OHM SOLID

2468

28B0375-100

28B0375-100

Laird - Performance Materials

FERRITE CORE 154 OHM SOLID

9099

74271833

74271833

Würth Elektronik Midcom

FERRITE CORE 113 OHM HINGED 8MM

0

ZCAT2035-0930A-BK

ZCAT2035-0930A-BK

TDK Corporation

FERRITE CORE 100 OHM HINGED 9MM

0

2631006302

2631006302

Fair-Rite Products Corp.

FERRITE CABLE CORES EMI SUPPRESS

30

2631801202

2631801202

Fair-Rite Products Corp.

FERRITE CORE 88OHM SOLID 19.00MM

56

2673002402

2673002402

Fair-Rite Products Corp.

FERRITE CORE SOLID 5MM

25831

ESD-R-512419H-NC23

ESD-R-512419H-NC23

KEMET

NANOCRYSTAL TROIDS CASED 24.4MM

4

0444164281

0444164281

Fair-Rite Products Corp.

FERRITE 260OHM HINGED 6.60MM

23806

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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