Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
2675540202

2675540202

Fair-Rite Products Corp.

FERRITE CORE SOLID 6.35MM

2245

74270021

74270021

Würth Elektronik Midcom

FERRITE CORE 88 OHM SOLID 3MM

3774

ESD-R-12F

ESD-R-12F

KEMET

FERRITE CORE SOLID 8.5MM

258

2675102002

2675102002

Fair-Rite Products Corp.

FERRITE CORE SOLID 12.80MM

20426

ESD-FPL-18.7-12

ESD-FPL-18.7-12

KEMET

NI-ZN FOR FLAT CABLE, BARE 15.0

550

742700726

742700726

Würth Elektronik Midcom

FERRITE CORE 278 OHM SOLID 4MM

400

74272475

74272475

Würth Elektronik Midcom

FERRITE CORE 114 OHM HINGED

4

ESD-R-19D

ESD-R-19D

KEMET

FERRITE CORE SOLID 9MM

114

28R1127-500

28R1127-500

Laird - Performance Materials

FERRITE CORE 110 OHM SOLID

1648

0446167281

0446167281

Fair-Rite Products Corp.

46 ROUND CABLE CORE ASSEMBLY

4268

2643012702

2643012702

Fair-Rite Products Corp.

FERRITE CORE 38OHM SOLID 6.35MM

12212

2643103002

2643103002

Fair-Rite Products Corp.

FERRITE 330OHM SOLID 19.05MM

0

28B0592-000

28B0592-000

Laird - Performance Materials

FERRITE CORE 653 OHM SOLID 4.5MM

1344

SS7X4X3W

SS7X4X3W

Toshiba Electronic Devices and Storage Corporation

FERRITE CORE SOLID

0

74277255

74277255

Würth Elektronik Midcom

FERRITE CORE 60 OHM SOLID 10.2MM

51

HI28B2038

HI28B2038

Leader Tech Inc.

FERRITE 410OHM HINGED 11.89MM

0

74270010

74270010

Würth Elektronik Midcom

FERRITE CORE 55 OHM SOLID 1.2MM

1000

HFA100049-0A2

HFA100049-0A2

Laird - Performance Materials

FERRITE CORE 133 OHM HINGED

5623

RC28B4340

RC28B4340

Leader Tech Inc.

FERRITE 325OHM CLAMP 82.3X2.64MM

89

2643163951

2643163951

Fair-Rite Products Corp.

FERRITE 290OHM CLIP 52.07X0.84MM

3649

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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