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How to Order Magnetics Ferrite Cores


Magnetics ferrite cores have unique part numbers that provide important information about the characteristics of the cores. A description of part type is provided below.

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Toroids

  2. 1. Coating Code
    • 0 = Bare Core
    • Y = Parylene Coating
    • Z = Epoxy Coating
  3. 2. Ferrite Core Material
    1. Material L R P F T J W M C
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20% 10,000 ±30% 15,000 ±30% 900 ±25%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate diameter in mm
    3. 5. Approximate height in mm
    4. 6. Geometry Code (TC - Toroidal Core)

E, I Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material L R P F T J W
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20% 10,000 ±30%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate height in mm
    4. 6. Geometry Code
    • EC - E core Family
    • IC - I core

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

Planar E, I Cores

 

  1. 1. Shape Code
  • C - Planar core with clip recesses
  • F or 0 - Planar core option: no clip recesses
  • For clip slot dimensions see individual datasheets
  1. 2. Ferrite Core Material
    1. Material L R P F
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate width in mm
    4. 6. Geometry Code
    • EC - E Core Family
    • IC - Planar I core

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

ER Cores

 

  1. 1. Shape Code

  • C - ER core with clip recesses
  • F or 0 – ER core option: no clip recesses
  • For clip slot dimensions see individual datasheets

  1. 2. Ferrite Core Material

Material L R P F
Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20%

3. Indicator used for all Ferrite cores
4. Approximate length in mm
5. Approximate depth in mm
6. Geometry Code

  • EC– E Core Family
  • IC – I core

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

U, I Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
Material L R P F J W
Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 5,000 ±20% 10,000 ±30%

3. Indicator used for all Ferrite cores
4. Approximate length in mm
5. Approximate width in mm
6. Geometry Code

  • UC - U core Family
  • IC - I core

Cores are sold per piece (for sets multiple by 2).

 

UR Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
Material R P F
Permeability (µi) 2,300 ±25% 2,500 ±25% 3,000 ±20%

3. Indicator used for all Ferrite cores
4. Approximate length in mm
5. Approximate depth in mm
6. Geometry Code (UC - U Core Family)

Cores are sold per piece (for sets multiple by 2).

 

EC Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material R P F
      Permeability (µi) 2,300 ±25% 2,500 ±25% 3,000 ±20%
      3. Indicator used for all Ferrite cores
      4. Approximate length in mm
      5. Approximate width in mm
    2. 6. Geometry Code (EC - E Core Family)

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

EER Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material L R P F
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20%
      3. Indicator used for all Ferrite cores
      4. Approximate length in mm
      5. Approximate height in mm
    2. 6. Geometry Code (EC - E Core Family)

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

EFD Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material L R P F T J
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate width (per set) in mm
    4. 6. Geometry Code (EC - E Core Family)

Cores are sold per piece (for sets multiple by 2). Any practical gap available.

 

ETD Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material L R P F
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate height (per set) in mm
    4. 6. Geometry Code (EC - E Core Family)

Cores are sold per piece (for sets multiple by 2).Any practical gap available.

 

Block Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material L R P F J
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 5,000 ±20%
  3. 3. Indicator used for all Ferrite cores
  4. 4. Approximate length in mm
  5. 5. Approximate height in mm
  6. 6. Geometry Code (FB - Ferrite Block)

Cores are sold per piece.

 

EP Cores

  1. 1. Shape Code
  2. 2. Ferrite Core Material
    1. Material L R P F T J W
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20% 10,000 ±30%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate height (per set) in mm
    4. 6. Geometry Code (UG - Pot Core Family)

Cores are sold in sets. Any practical gap available.

 

Pot Cores

  1. 1. Coating Code (Bare)
  2. 2. Ferrite Core Material
    1. Material R P F T J W C E V
      Permeability (µi) 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20% 10,000 ±30% 900 ±25% 2,000 ±25% 2,300 ±25%
  3. 3. Indicator used for all Ferrite cores
  4. 4. Approximate diameter in mm
  5. 5. Approximate height (per set) in mm
  6. 6. Geometry Code (UG - Pot Core Family)

Cores are sold in sets. Any practical gap available.

 

RS-DS Cores

1. Shape Code

  • D – DS Core with solid centerpost
  • H – DS Core with center hole
  • S – RS Core
  1. 2. Ferrite Core Material
    1. Material R P F J W
      Permeability (µi) 2,300 ±25% 2,500 ±25% 3,000 ±20% 5,000 ±20% 10,000 ±30%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate height (per set) in mm
    4. 6. Geometry Code (UG - Pot Core Family)

Cores are sold in sets. Any practical gap available.

 

PQ Cores

  1. 1. Coating Code (Bare)
  2. 2. Core Material
    1. Material L R P F T
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25%
      3. Indicator used for all Ferrite cores
    2. 4. Approximate length in mm
    3. 5. Approximate height (per set) in mm
    4. 6. Geometry Code (UG - Pot Core Family)

Cores are sold in sets.Any practical gap available.

For clip slot dimensions see individual datasheets.

 

RM Cores

  1. 1. Shape Code
  • N – RM Core with solid centerpost
  • R – RM Core with center hole
  1. 2. Ferrite Core Material
    1. Material L R P F T J W C V
      Permeability (µi) 750 ±25% 2,300 ±25% 2,500 ±25% 3,000 ±20% 3,000 ±25% 5,000 ±20% 10,000 ±30% 900 ±25% 2,300 ±25%
  2. 3. Indicator used for all Ferrite cores
  3. 4. Approximate diameter in mm
  4. 5. Approximate height (per set) in mm
  5. 6. Geometry Code (UG - Pot Core Family)

Cores are sold in sets. Any practical gap available.