Ferrite Cores

Manufacturer Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Packaging Part Status Core Type Supplier Device Package Diameter Inductance Factor (Al) Tolerance Material Gap Effective Permeability (µe) Initial Permeability (µi) Core Factor (ΣI/A) mm⁻¹ Effective Length (le) mm Finish Effective Area (Ae) mm² Effective Magnetic Volume (Ve) mm³ Minimum Core Cross Section (Amin) mm² Height Length Width
B66285P0000X187

B66285P0000X187

FERRITE CORE I N87 1PC

EPCOS - TDK Electronics

2,958
B66285P0000X187

Datasheet

B66285 Box Obsolete I I 22 x 2.5 x 16 - - - N87 Ungapped - - - - Uncoated - - - 0.098" (2.50mm) 0.858" (21.80mm) 0.622" (15.80mm)
B66285P0000X192

B66285P0000X192

FERRITE CORE I 4UH N92

EPCOS - TDK Electronics

4,399
B66285P0000X192

Datasheet

- Box Obsolete I I 22 x 2.5 x 16 - 4 µH ±25% N92 Ungapped 1050.0 1500 0.33 26.1 Uncoated 78.5 2050.0 77.9 0.098" (2.50mm) 0.858" (21.80mm) 0.622" (15.80mm)
B66285P0000X197

B66285P0000X197

FERRITE CORE I 5.25UH N97

EPCOS - TDK Electronics

4,121
B66285P0000X197

Datasheet

- Box Obsolete I I 22 x 2.5 x 16 - 5.25 µH ±25% N97 Ungapped 1390.0 2300 0.33 26.1 Uncoated 78.5 2050.0 77.9 0.098" (2.50mm) 0.858" (21.80mm) 0.622" (15.80mm)
B66287P0000X149

B66287P0000X149

FERRITE CORE N49

EPCOS - TDK Electronics

2,411
B66287P0000X149

Datasheet

- Box Obsolete - - - - - N49 - - 1500 - - Uncoated - - - - 1.250" (31.75mm) 0.801" (20.35mm)
B66287P0000X187

B66287P0000X187

FERRITE CORE I N87 1PC

EPCOS - TDK Electronics

2,689
B66287P0000X187

Datasheet

B66287 Box Obsolete I I 32 x 3 x 20 - - - N87 Ungapped - - - - Uncoated - - - 0.124" (3.15mm) 1.250" (31.75mm) 0.801" (20.35mm)
B66287P0000X192

B66287P0000X192

FERRITE CORE N92

EPCOS - TDK Electronics

1,214
B66287P0000X192

Datasheet

- Box Obsolete - - - - - N92 - - 1500 - - Uncoated - - - - 1.250" (31.75mm) 0.801" (20.35mm)
B66289P0000X149

B66289P0000X149

FERRITE CORE I 5.7UH N49

EPCOS - TDK Electronics

1,005
B66289P0000X149

Datasheet

- Box Obsolete I I 38 x 4 x 25 - 5.7 µH ±25% N49 Ungapped 1000.0 1500 0.22 43.6 Uncoated 194.0 8440.0 192.0 0.150" (3.81mm) 1.500" (38.10mm) 1.000" (25.40mm)
B66289P0000X187

B66289P0000X187

FERRITE CORE I N87 1PC

EPCOS - TDK Electronics

4,380
B66289P0000X187

Datasheet

B66289 Box Obsolete I I 38 x 4 x 25 - - - N87 Ungapped - - - - Uncoated - - - 0.150" (3.81mm) 1.500" (38.10mm) 1.000" (25.40mm)
B66291P0000X149

B66291P0000X149

FERRITE CORE I N49

EPCOS - TDK Electronics

1,888
B66291P0000X149

Datasheet

- Box Obsolete I I 43 x 4 x 28 - - ±25% N49 Ungapped 1030.0 1500 0.22 50.4 Uncoated 229.0 11500.0 225.0 0.161" (4.10mm) 1.700" (43.20mm) 1.098" (27.90mm)
B66291P0000X187

B66291P0000X187

FERRITE CORE I N87 1PC

EPCOS - TDK Electronics

3,302
B66291P0000X187

Datasheet

B66291 Box Obsolete I I 43 x 4 x 28 - - - N87 Ungapped - - - - Uncoated - - - 0.161" (4.10mm) 1.700" (43.20mm) 1.098" (27.90mm)
B66293P0000X187

B66293P0000X187

FERRITE CORE I 8.4UH N87

EPCOS - TDK Electronics

1,844
B66293P0000X187

Datasheet

- Box Obsolete I I 58 x 4 x 38 - 8.4 µH ±25% N87 Ungapped 1450.0 2200 0.22 67.7 Uncoated 310.0 21000.0 308.0 0.160" (4.06mm) 2.299" (58.40mm) 1.500" (38.10mm)
B66295P0000X187

B66295P0000X187

FERRITE CORE N87

EPCOS - TDK Electronics

2,314
B66295P0000X187

Datasheet

- Box Active - - - - - N87 - - 2200 0.13 69.7 Uncoated 519.0 36200.0 518.0 - 2.520" (64.00mm) 2.000" (50.80mm)
B66310GX187

B66310GX187

FERRITE CORE

EPCOS - TDK Electronics

1,037
B66310GX187

Datasheet

B66310 Box Active - - - - - - - - - - - - - - - - - -
B66310G0000X192

B66310G0000X192

FERRITE CORE

EPCOS - TDK Electronics

1,247
B66310G0000X192

Datasheet

E20/10/11 Box Active - - - - - - - - - - - - - - - - - -
B66311G0000X192

B66311G0000X192

FERRITE CORE E N92

EPCOS - TDK Electronics

2,122
B66311G0000X192

Datasheet

E20/10/6 Box Active E E 20 x 10 x 6 - - - N92 - - 1500 1.44 46.3 Uncoated 32.1 1490.0 31.9 0.398" (10.10mm) 0.803" (20.40mm) 0.232" (5.90mm)
B66341GX27

B66341GX27

FERRITE CORE EC N27

EPCOS - TDK Electronics

1,869
B66341GX27

Datasheet

B66341 Box Active EC EC 52 x 24 x 14 - - - N27 - - 2000 0.58 105.0 Uncoated 180.0 18900.0 141.0 0.959" (24.35mm) 2.055" (52.20mm) 0.541" (13.75mm)
B66358G0350X187

B66358G0350X187

FERRITE CORE ETD N87

EPCOS - TDK Electronics

1,979
B66358G0350X187

Datasheet

ETD29/16/10 Box Active ETD ETD 29 x 16 x 10 - - - N87 Gapped - 2200 0.93 70.4 Uncoated 76.0 5350.0 71.0 0.630" (16.00mm) 1.205" (30.60mm) 0.386" (9.80mm)
B66370G0000X187

B66370G0000X187

FERRITE CORE E N87 1PC

EPCOS - TDK Electronics

3,291
B66370G0000X187

Datasheet

E34/14/9 Box Active E E 34 x 14 x 9 - - - N87 Ungapped - - - - Uncoated - - - 0.577" (14.65mm) 1.362" (34.60mm) 0.382" (9.70mm)
B66393G0000X187

B66393G0000X187

FERRITE CORE E N87

EPCOS - TDK Electronics

1,516
B66393G0000X187

Datasheet

E16/6/5 Box Active E E 16 x 6 x 5 - - - N87 Ungapped - - - - Uncoated - - - 0.228" (5.80mm) 0.630" (16.00mm) 0.185" (4.70mm)
B66393G0000X197

B66393G0000X197

FERRITE CORE E 1.25UH N97

EPCOS - TDK Electronics

4,708
B66393G0000X197

Datasheet

E16/6/5 Box Active E E 16 x 6 x 5 - 1.25 µH ±25% N97 Ungapped 1480.0 2300 1.49 28.6 Uncoated 19.2 549.0 17.6 0.228" (5.80mm) 0.630" (16.00mm) 0.185" (4.70mm)
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