Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
AB 4X2X6 W

AB 4X2X6 W

Toshiba Electronic Devices and Storage Corporation

FERRITE CORE SOLID 1.5MM

12375

7427801

7427801

Würth Elektronik Midcom

FERRITE CORE 79 OHM SOLID

0

74270097

74270097

Würth Elektronik Midcom

FERRITE CORE 133 OHM SOLID

229

ESD-R-1105826H-NC23

ESD-R-1105826H-NC23

KEMET

NANOCRYSTAL TROIDS CASED 58.5MM

2

5961004901

5961004901

Fair-Rite Products Corp.

FERRITE CORE

20690

28B1122-100

28B1122-100

Laird - Performance Materials

FERRITE CORE 307 OHM SOLID

0

74270032

74270032

Würth Elektronik Midcom

FERRITE CORE 255 OHM SOLID 5MM

6517

28R1127-000

28R1127-000

Laird - Performance Materials

FERRITE CORE 220 OHM SOLID

10752

2643626002

2643626002

Fair-Rite Products Corp.

FERRITE 360OHM SOLID 25.40MM

516

ESD-R-14C

ESD-R-14C

KEMET

FERRITE CORE SOLID 7MM

295

7427002

7427002

Würth Elektronik Midcom

FERRITE CORE 125 OHM SOLID 1.2MM

2585

782013125280

782013125280

Würth Elektronik Midcom

FERRITE CORE 150 OHM SOLID 13MM

62

HFA150066-0A2

HFA150066-0A2

Laird - Performance Materials

FERRITE CORE 274 OHM HINGED

0

7427013

7427013

Würth Elektronik Midcom

FERRITE CORE 159 OHM SOLID 16MM

100

74278042

74278042

Würth Elektronik Midcom

FERRITE CORE 23 OHM SOLID

0

2643706001

2643706001

Fair-Rite Products Corp.

FERRITE CABLE CORES

9710

ZCAT6819-5230DT-BK

ZCAT6819-5230DT-BK

TDK Corporation

FERRITE CORE 35 OHM HINGED

0

HFB075024-000

HFB075024-000

Laird - Performance Materials

FERRITE CORE 124 OHM SOLID 2.4MM

0

74270045

74270045

Würth Elektronik Midcom

FERRITE CORE 211 OHM SOLID 7.2MM

652

28A1507-0A2

28A1507-0A2

Laird - Performance Materials

FERRITE CORE 123 OHM HINGED 7MM

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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