Cable Ferrites

Image Part Number Description / PDF Quantity Rfq
FSRH021049RNB01B

FSRH021049RNB01B

TOKO / Murata

FERRITE CORE 34 OHM SOLID 1.02MM

41208

LFB360230-300

LFB360230-300

Laird - Performance Materials

FERRITE CORE 19 OHM SOLID 23MM

0

ZCAT2235-1030A

ZCAT2235-1030A

TDK Corporation

FERRITE CORE 100 OHM HINGED 10MM

2179

0446173951

0446173951

Fair-Rite Products Corp.

46 ROUND CABLE CORE ASSEMBLY

10071

2675625102

2675625102

Fair-Rite Products Corp.

FERRITE CORE SOLID 7.90MM

1782

ESD-FPL-49.6-12

ESD-FPL-49.6-12

KEMET

NI-ZN FOR FLAT CABLE, BARE 44.5

300

2643178751

2643178751

Fair-Rite Products Corp.

43 FULL FLAT CABLE CORE

0

ZCAT2436-1330A

ZCAT2436-1330A

TDK Corporation

FERRITE CORE 80 OHM HINGED 13MM

2092

HFB075025-000

HFB075025-000

Laird - Performance Materials

FERRITE CORE 157 OHM SOLID

0

2661102002

2661102002

Fair-Rite Products Corp.

FERRITE 190OHM SOLID 12.83MM

6073

FFAT-117

FFAT-117

API Delevan

FERRITE CORE 137 OHM TUBULAR 7MM

47

ZCAT20D

ZCAT20D

TDK Corporation

FERRITE CORE 150 OHM HINGED

0

2643000301

2643000301

Fair-Rite Products Corp.

FERRITE CORE 60OHM SOLID 1.30MM

0

28B0375-400

28B0375-400

Laird - Performance Materials

FERRITE CORE 81 OHM SOLID 5.08MM

33459

ZCAT2235-1030A-BK

ZCAT2235-1030A-BK

TDK Corporation

FERRITE CORE 100 OHM HINGED 10MM

1148

5975001801

5975001801

Fair-Rite Products Corp.

FERRITE CORE

2068

0475178281

0475178281

Fair-Rite Products Corp.

FERRITE CORE HINGED 8.99MM

2041

CS28B1642

CS28B1642

Leader Tech Inc.

FERRITE 100OHM HINGED 7.16MM

938

ESD-R-47-1

ESD-R-47-1

KEMET

MN-ZN TOROIDAL, WITH CASE AND TA

51

AB3X2X3W

AB3X2X3W

Toshiba Electronic Devices and Storage Corporation

FERRITE CORE SOLID 1.5MM

78360

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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