Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
5977002701

5977002701

Fair-Rite Products Corp.

FERRITE CORE

933

ESD-SR-110

ESD-SR-110

KEMET

FERRITE CORE HINGED 5MM

0

28B0870-000

28B0870-000

Laird - Performance Materials

FERRITE CORE 85 OHM SOLID

1418

ESD-R-38SR-P

ESD-R-38SR-P

KEMET

MN-ZN FERRITE HIGH Z TROIDS COAT

0

5977011101

5977011101

Fair-Rite Products Corp.

FERRITE CORE

364

2677102402

2677102402

Fair-Rite Products Corp.

77 ROUND CABLE CORE

0

ESD-SR-160

ESD-SR-160

KEMET

FERRITE CORE HINGED 9MM

767

ESD-R-25M-H

ESD-R-25M-H

KEMET

MN-ZN FERRITE TROIDS CASED 12.7M

1

5978003801

5978003801

Fair-Rite Products Corp.

FERRITE CORE

0

28A0350-0B2

28A0350-0B2

Laird - Performance Materials

FERRITE CORE 240 OHM HINGED

22346

ZCAT2132-1130

ZCAT2132-1130

TDK Corporation

FERRITE CORE 80 OHM HINGED 11MM

2153

28A2025-0A2

28A2025-0A2

Laird - Performance Materials

FERRITE CORE 320 OHM HINGED

12221

28R2170-100

28R2170-100

Laird - Performance Materials

FERRITE CORE 170 OHM SOLID

1859

74271358

74271358

Würth Elektronik Midcom

FERRITE CORE 98 OHM CLAMP 27.5MM

16

5961001101

5961001101

Fair-Rite Products Corp.

FERRITE CORE

37265

7427155S

7427155S

Würth Elektronik Midcom

FERRITE CORE 110 OHM HINGED 27MM

37

74270051

74270051

Würth Elektronik Midcom

WE-AFB EMI SUPPRESSION AXIAL FER

0

2661000701

2661000701

Fair-Rite Products Corp.

FERRITE CORE 120OHM SOLID 1.30MM

13110

28B0591-200

28B0591-200

Laird - Performance Materials

FERRITE CORE 377 OHM SOLID 5.9MM

7322

28B0375-000

28B0375-000

Laird - Performance Materials

FERRITE CORE 125 OHM SOLID

12701

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