Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
28S2011-1M0

28S2011-1M0

Laird - Performance Materials

FERRITE CORE 180 OHM CLIP

0

28R1467-000

28R1467-000

Laird - Performance Materials

FERRITE CORE 212 OHM SOLID

0

25A2029-0A0

25A2029-0A0

Laird - Performance Materials

FERRITE CORE 300 OHM HINGED 10MM

0

28A3344-0A2

28A3344-0A2

Laird - Performance Materials

FERRITE CORE 160 OHM HINGED

0

HFB187102-000

HFB187102-000

Laird - Performance Materials

FERRITE CORE 136 OHM SOLID

0

28R2240-130

28R2240-130

Laird - Performance Materials

FERRITE CORE 110 OHM SOLID

0

28S2012-0P0

28S2012-0P0

Laird - Performance Materials

FERRITE CORE 240 OHM CLIP

0

25A2025-0A0

25A2025-0A0

Laird - Performance Materials

FERRITE CORE 331 OHM HINGED 7MM

0

27A2029-0A2

27A2029-0A2

Laird - Performance Materials

FERRITE CORE 220 OHM HINGED

0

27A2029-0A0

27A2029-0A0

Laird - Performance Materials

SPLIT FERRITE CORE 10-30MHZ

0

28S2001-0A2

28S2001-0A2

Laird - Performance Materials

FERRITE CORE 280 OHM CLIP

0

28B0471-000

28B0471-000

Laird - Performance Materials

FERRITE CORE 142 OHM SOLID 7MM

0

28S2001-1M0

28S2001-1M0

Laird - Performance Materials

FERRITE CORE 150 OHM CLIP

0

28B0250-000

28B0250-000

Laird - Performance Materials

FERRITE CORE 150 OHM SOLID

0

27A2024-0A2

27A2024-0A2

Laird - Performance Materials

FERRITE CORE 260 OHM HINGED

0

27A2025-0A2

27A2025-0A2

Laird - Performance Materials

SPLIT FERRITE CORE W/RND CBL BL

0

25A2024-0A0

25A2024-0A0

Laird - Performance Materials

FERRITE CORE 285 OHM HINGED 13MM

0

HFB259128-000

HFB259128-000

Laird - Performance Materials

FERRITE CORE 170 OHM SOLID

0

28B0999-100

28B0999-100

Laird - Performance Materials

FERRITE CORE 122 OHM SOLID

0

28R0614-200

28R0614-200

Laird - Performance Materials

FERRITE CORE 116 OHM SOLID

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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