Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
LFB310190-000

LFB310190-000

Laird - Performance Materials

FERRITE CORE 22 OHM SOLID 19MM

0

28A2025-000

28A2025-000

Laird - Performance Materials

FERRITE CORE HINGED

0

28R1262-000

28R1262-000

Laird - Performance Materials

FERRITE CORE 260 OHM SOLID

0

28S2023-000

28S2023-000

Laird - Performance Materials

FERRITE CORE CLIP

0

28B0395-000

28B0395-000

Laird - Performance Materials

FERRITE CORE 83 OHM SOLID 5.97MM

0

28B0453-000

28B0453-000

Laird - Performance Materials

FERRITE CORE 262 OHM SOLID 4.9MM

4356

28R1862-000

28R1862-000

Laird - Performance Materials

FERRITE CORE 261 OHM SOLID

0

28B0474-000

28B0474-000

Laird - Performance Materials

FERRITE TUBULAR BEAD 3.55MM

0

28R0983-000

28R0983-000

Laird - Performance Materials

FERRITE CORE 123 OHM SOLID

0

40U1261-080

40U1261-080

Laird - Performance Materials

FERRITE CORE FOR AUTOMOTIVE BUSB

0

28S0670-000

28S0670-000

Laird - Performance Materials

FERRITE 150OHM SOLID 12.5X0.51MM

0

28R0453-30T

28R0453-30T

Laird - Performance Materials

FERRITE CORE SOLID

0

28R2189-000

28R2189-000

Laird - Performance Materials

FCCRIB,SLD,BB,CLNO 55.61X50X14MM

0

28R1799-010

28R1799-010

Laird - Performance Materials

FERRITE CORE 172 OHM SOLID

0

28R1025-000

28R1025-000

Laird - Performance Materials

FERRITE CORE 97 OHM SOLID

0

28R0492-100

28R0492-100

Laird - Performance Materials

FERRITE CORE 150 OHM SOLID

0

28B0305-200

28B0305-200

Laird - Performance Materials

FCCRND,SLD,BB,CSNO 7.75X4X6MM

0

28R1496-000

28R1496-000

Laird - Performance Materials

FERRITE CORE 239 OHM SOLID

0

28B0590-200

28B0590-200

Laird - Performance Materials

FERRITE CORE SOLID

0

28S2011-000

28S2011-000

Laird - Performance Materials

FERRITE CORE 280 OHM CLIP

0

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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