Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
5961000501

5961000501

Fair-Rite Products Corp.

FERRITE CORE

488

74270161

74270161

Würth Elektronik Midcom

FERRITE CORE 37 OHM SOLID 5MM

1007

ESD-R-28C

ESD-R-28C

KEMET

FERRITE CORE SOLID 16MM

1038

2643013801

2643013801

Fair-Rite Products Corp.

FERRITE CORE 38OHM SOLID 1.78MM

10000

ESD-SR-250

ESD-SR-250

KEMET

FERRITE CORE HINGED 13MM

105

ESD-R-19M-H

ESD-R-19M-H

KEMET

MN-ZN FERRITE TROIDS CASED 7.7MM

309

5943000801

5943000801

Fair-Rite Products Corp.

FERRITE CORE

887

74270119

74270119

Würth Elektronik Midcom

FERRITE CORE 133 OHM SOLID

0

742700790

742700790

Würth Elektronik Midcom

WE-AFB EMI SUPPRESSION AXIAL FER

730

74270121

74270121

Würth Elektronik Midcom

FERRITE CORE 50 OHM SOLID 11.5MM

300

28R1127-400

28R1127-400

Laird - Performance Materials

FERRITE CORE 150 OHM SOLID

10263

2843001802

2843001802

Fair-Rite Products Corp.

FERRITE CORE MULTI-APERTURE

5045

74271722S

74271722S

Würth Elektronik Midcom

STAR-FIX SNAP FERRITE WITH FLEXI

90

5943001101

5943001101

Fair-Rite Products Corp.

FERRITE CORE

6220

0446164251

0446164251

Fair-Rite Products Corp.

46 ROUND CABLE CORE ASSEMBLY

11209

28R3149-000

28R3149-000

Laird - Performance Materials

FERRITE CORE 135 OHM SOLID

619

5977006401

5977006401

Fair-Rite Products Corp.

FERRITE CORE

662

2643625002

2643625002

Fair-Rite Products Corp.

FERRITE CORE 113OHM SOLID 7.93MM

7869

ESD-R-25D-B

ESD-R-25D-B

KEMET

FERRITE CORE CLAMP 13.9MM

0

5977003801

5977003801

Fair-Rite Products Corp.

FERRITE CORE

546

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

RFQ BOM Call Skype Email
Top