Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
28S2001-000

28S2001-000

Laird - Performance Materials

FERRITE CORE CLIP

0

28R1127-200

28R1127-200

Laird - Performance Materials

FERRITE CORE 191 OHM SOLID

0

28R0453-100

28R0453-100

Laird - Performance Materials

FERRITE CORE SOLID

0

28R1259-200

28R1259-200

Laird - Performance Materials

FERRITE CORE SOLID

0

28A2736-000

28A2736-000

Laird - Performance Materials

FERRITE CORE HINGED

0

28R2000-010

28R2000-010

Laird - Performance Materials

FERRITE CORE 170 OHM SOLID

0

28B0470-000

28B0470-000

Laird - Performance Materials

FERRITE CORE 211 OHM SOLID 5.6MM

4887

28R1418-000

28R1418-000

Laird - Performance Materials

FERRITE CORE 104 OHM SOLID

0

28R0898-100

28R0898-100

Laird - Performance Materials

FERRITE CORE 110 OHM SOLID

0

40U1748-020

40U1748-020

Laird - Performance Materials

FERRITE CORE FOR AUTOMOTIVE BUSB

0

28R1259-500

28R1259-500

Laird - Performance Materials

CFCCRIB,32*27.8*9.7MM

0

28B0250-700

28B0250-700

Laird - Performance Materials

FERRITE CORE 135 OHM SOLID

0

28B0369-000

28B0369-000

Laird - Performance Materials

FERRITE CORE SOLID

0

28R0480-100

28R0480-100

Laird - Performance Materials

FERRITE CORE 150 OHM SOLID

0

28R1024-000

28R1024-000

Laird - Performance Materials

FERRITE CORE 128 OHM SOLID

0

28R1550-000

28R1550-000

Laird - Performance Materials

FERRITE CORE SOLID

0

36T0155-00P

36T0155-00P

Laird - Performance Materials

FERRITE CORE TOROID 3.96MM OD

761

28R2000-200

28R2000-200

Laird - Performance Materials

FERRITE CORE 252 OHM SOLID

0

28A2026-0A0

28A2026-0A0

Laird - Performance Materials

FERRITE CORE HINGED

0

28B0141-000

28B0141-000

Laird - Performance Materials

FERRITE CORE 79 OHM SOLID 1.5MM

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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