Cores For Common Mode Chokes

Fair-Rite's common mode choke cores allow for compact and efficient winding of wire around a closed loop core

Image of Fair-Rite's Cores For Common Mode Chokes Fair-Rite's common mode choke cores stand out as essential components in electronics and power systems thanks to their unique toroidal geometry and the versatility of their use being rated for impedance. The toroidal shape of these cores allows for compact and efficient winding of wire around a closed loop core, minimizing electromagnetic interference (EMI) and providing superior performance. This design ensures high impedance, low EMI radiation, and extensive frequency range, improving the system's signal integrity. Additionally, allowing the customer versatility with increasing impedance per turn makes common mode chokes adaptable to a wide range of applications. By increasing the number of turns, customers can tailor the choke's impedance to meet specific requirements, making it an invaluable tool in mitigating common mode noise in diverse industries, such as telecommunications, automotive, and power electronics. With their toroidal geometry and adjustable impedance, common mode chokes are the go-to solution for achieving optimal EMI suppression and enhancing system reliability.

Comparison Graphs - Click to Enlarge

Image of 26XX801102 Differential with 5 Turns 24 AWG Sector Winding Chart

Image of 26XX801102 with 5 Turns 24 AWG Single Wire Chart

Key Benefits
  • Suppress noise on large current flow lines
  • Protect signals from waveform distortion
  • Extensive frequency range
  • High impedance
  • Low EMI-radiation
Applications
  • Switch-mode power supplies
  • AC/DC rectifiers
  • Electrical ballasts
  • Power inverters
  • Variable frequency drives
  • Digital data signals
Value Added Services
  • Custom winding
  • Coating
  • Gapping
  • Custom core (as pressed or machined)

Cores For Common Mode Chokes

ImageManufacturer Part NumberDescriptionMaterialAvailable QuantityPriceView Details
FERRITE CORE TOROID 755975001401FERRITE CORE TOROID 7575833 - Immediate$3.47View Details
FERRITE CORE TOROID 755975002701FERRITE CORE TOROID 7575264 - Immediate$7.44View Details
FERRITE CORE TOROID 525952020801FERRITE CORE TOROID 5252693 - Immediate$8.07View Details
FERRITE CORE TOROID 6.5UH 755975021921FERRITE CORE TOROID 6.5UH 7575169 - Immediate$9.33View Details
FERRITE CORE TOROID 755975011101FERRITE CORE TOROID 7575139 - Immediate$16.38View Details
FERRITE CORE TOROID 525952020201FERRITE CORE TOROID 52521617 - Immediate$0.52View Details
FERRITE CORE TOROID 2.725UH 755975000321FERRITE CORE TOROID 2.725UH 75753194 - Immediate$1.60View Details
FERRITE CORE TOROID 755975004901FERRITE CORE TOROID 75751614 - Immediate$2.06View Details
FERRITE CORE TOROID 3.225UH 755975004921FERRITE CORE TOROID 3.225UH 7575438 - Immediate$2.61View Details
FERRITE CORE TOROID 525952020301FERRITE CORE TOROID 525211716 - Immediate$0.83View Details
52 SHIELD BEAD265280010252 SHIELD BEAD527922 - Immediate$1.38View Details
52 SHIELD BEAD265280020252 SHIELD BEAD525820 - Immediate$1.57View Details
31 SHIELD BEAD263180010231 SHIELD BEAD315737 - Immediate$1.57View Details
FERRITE CORE TOROID 525952020401FERRITE CORE TOROID 52521750 - Immediate$1.66View Details
52 ROUND SUPPRESSION CORE265280030252 ROUND SUPPRESSION CORE523864 - Immediate$1.92View Details
31 SHIELD BEAD263180020231 SHIELD BEAD313680 - Immediate$1.92View Details
FERRITE CORE TOROID 3.025UH 755975001821FERRITE CORE TOROID 3.025UH 75751826 - Immediate$4.68View Details
52 ROUND SUPPRESSION CORE265280110252 ROUND SUPPRESSION CORE523100 - Immediate$2.31View Details
31 ROUND SUPPRESSION CORE263180030231 ROUND SUPPRESSION CORE313009 - Immediate$2.31View Details
31 ROUND SUPPRESSION CORE263180110231 ROUND SUPPRESSION CORE311879 - Immediate$2.87View Details
Published: 2024-02-20