Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
ESD-FPL-16-12

ESD-FPL-16-12

KEMET

NI-ZN FOR FLAT CABLE, BARE 11.5

278

2631803802

2631803802

Fair-Rite Products Corp.

FERRITE 119OHM SOLID 35.56MM

13162

5975001901

5975001901

Fair-Rite Products Corp.

FERRITE CORE

180

ESD-FPL-34

ESD-FPL-34

KEMET

NI-ZN FOR FLAT CABLE, BARE 48.5

60

2643178551

2643178551

Fair-Rite Products Corp.

FERRITE 82OHM SOLID 21.49X1.60MM

944

74271378

74271378

Würth Elektronik Midcom

FERRITE CORE 200 OHM CLAMP

0

2643250302

2643250302

Fair-Rite Products Corp.

FERRITE CORE 122OHM SOLID 3.18MM

3107

0444173551

0444173551

Fair-Rite Products Corp.

FERRITE 195OHM SOLID 18.80MM

9674

7427154

7427154

Würth Elektronik Midcom

FERRITE CORE 130 OHM HINGED 16MM

474

28B0563-200

28B0563-200

Laird - Performance Materials

FERRITE CORE 287 OHM SOLID

40386

2661626402

2661626402

Fair-Rite Products Corp.

FERRITE 185OHM SOLID 10.16MM

715

74271722

74271722

Würth Elektronik Midcom

FERRITE CORE 270 OHM HINGED

578

ESD-R-47SRH

ESD-R-47SRH

KEMET

MN-ZN FERRITE TROIDS CASED TAPED

22

2861002702

2861002702

Fair-Rite Products Corp.

FERRITE CORE MULTI-APERTURE

20090

ESD-R-19SD

ESD-R-19SD

KEMET

FERRITE CORE SOLID 10MM

0

LFB090050-000

LFB090050-000

Laird - Performance Materials

FERRITE CORE 36 OHM SOLID 5MM

12697

28B0485-000

28B0485-000

Laird - Performance Materials

FERRITE CORE 320 OHM SOLID

5214

5975000201

5975000201

Fair-Rite Products Corp.

FERRITE CORE

10137

ESD-R-854626H-NC23

ESD-R-854626H-NC23

KEMET

NANOCRYSTAL TROIDS CASED 46MM UL

7

AB 2.8X4.5DY

AB 2.8X4.5DY

Toshiba Electronic Devices and Storage Corporation

FERRITE CORE 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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