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
ETD44/22/15-3C97

ETD44/22/15-3C97

FERRITE CORE ETD 3C97

Ferroxcube

1,056
ETD44/22/15-3C97

Datasheet

- Bulk Active ETD ETD 44 x 22 x 15 - - - 3C97 - - - - - Uncoated - - - 0.878" (22.30mm) 1.772" (45.00mm) 0.598" (15.20mm)
ETD49/25/16-3C94

ETD49/25/16-3C94

FERRITE CORE ETD 3C94

Ferroxcube

619
ETD49/25/16-3C94

Datasheet

- Bulk Active ETD ETD 49 x 25 x 16 - - - 3C94 - - - - - Uncoated - - - 0.972" (24.70mm) 1.961" (49.80mm) 0.657" (16.70mm)
EQ38/8/25-3C95

EQ38/8/25-3C95

FERRITE CORE EQ 3C95

Ferroxcube

486
EQ38/8/25-3C95

Datasheet

- Bulk Active EQ EQ 38 x 8 x 25 - - - 3C95 - - - - - Uncoated - - - 0.315" (8.00mm) 1.500" (38.10mm) 1.000" (25.40mm)
0059380A2

0059380A2

FERRITE CORE TOROID 89NH EDGE

Magnetics, a division of Spang & Co.

1,611
0059380A2

Datasheet

- Bulk Active Toroid - 0.680" (17.27mm) 89 nH ±8% Edge Ungapped - 125 - 41.4 Coated 23.2 960.0 - 0.250" (6.35mm) - -
PLT38/25/3.8-3F36

PLT38/25/3.8-3F36

FERRITE CORE PLT 3F36

Ferroxcube

1,100
PLT38/25/3.8-3F36

Datasheet

- Bulk Active PLT PLT 38 x 25 x 3.8 - - - 3F36 - - - - - Uncoated - - - 0.150" (3.81mm) 1.500" (38.10mm) 1.000" (25.40mm)
CMC020012008H

CMC020012008H

NANOCRYSTAL CORE TOROID 61.5UH

Magnetics, a division of Spang & Co.

214
CMC020012008H

Datasheet

- Bulk Active Toroid - 0.787" (20.00mm) 61.5 µH ±30% Nanocrystalline Ungapped - 80000 - 50.2 Polyester 26.9 - - 0.315" (8.00mm) - -
B64290L0647X087

B64290L0647X087

FERRITE CORE TOROID 2.88UH N87

EPCOS - TDK Electronics

1,295
B64290L0647X087

Datasheet

TX29/19/15 Box Active Toroid - 1.220" (31.00mm) 2.88 µH ±25% N87 Ungapped - 2200 0.96 73.78 Epoxy 76.98 5680.0 - 0.634" (16.10mm) - -
B65805J0000R049

B65805J0000R049

FERRITE CORE RM 1.3UH N49 2PCS

EPCOS - TDK Electronics

1,039
B65805J0000R049

Datasheet

RM5 Box Active RM RM 5 - 1.3 µH -20%, +30% N49 Ungapped 960.0 1500 0.93 22.1 Uncoated 23.8 526.0 18.0 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
B65805N0315A048

B65805N0315A048

FERRITE CORE RM 315NH N48 2PCS

EPCOS - TDK Electronics

1,698
B65805N0315A048

Datasheet

RM5 Box Active RM RM 5 - 315 nH ±3% N48 Gapped 251.0 - 1.0 20.8 Uncoated 20.8 433.0 - 0.207" (5.25mm) 0.575" (14.60mm) 0.268" (6.80mm)
3061990911

3061990911

FERRITE CORE ROD 61

Fair-Rite Products Corp.

1,442
3061990911

Datasheet

- Bulk Active ROD - 0.315" (8.00mm) - - 61 Ungapped 18.0 125 - - Uncoated 50.3 - - - 1.772" (45.00mm) -
B66287G0000X149

B66287G0000X149

FERRITE CORE ELP N49 1PC

EPCOS - TDK Electronics

1,287
B66287G0000X149

Datasheet

ELP32/6/20 Box Active ELP ELP 32 x 6 x 20 - - - N49 Ungapped - - - - Uncoated - - - 0.250" (6.35mm) 1.250" (31.75mm) 0.801" (20.35mm)
B65807J0000Y038

B65807J0000Y038

FERRITE CORE RM 8.6UH T38 2PCS

EPCOS - TDK Electronics

3,385
B65807J0000Y038

Datasheet

RM6 Box Active RM RM 6 - 8.6 µH -30%, +40% T38 Ungapped 5350.0 2300 0.78 28.6 Uncoated 36.6 1050.0 31.0 0.246" (6.25mm) 0.701" (17.90mm) 0.323" (8.20mm)
B65811J0000R097

B65811J0000R097

FERRITE CORE RM 3.3UH N97 2PCS

EPCOS - TDK Electronics

830
B65811J0000R097

Datasheet

RM8 Box Active RM RM 8 - 3.3 µH -20%, +30% N97 Ungapped 1560.0 2300 0.59 38.0 Uncoated 64.0 2430.0 55.0 0.324" (8.25mm) 0.913" (23.20mm) 0.433" (11.00mm)
B65803N0160A048

B65803N0160A048

FERRITE CORE RM 160NH N48 2PCS

EPCOS - TDK Electronics

1,805
B65803N0160A048

Datasheet

RM4 Box Active RM RM 4 - 160 nH ±3% N48 Gapped 243.0 - 1.9 21.0 Uncoated 11.0 231.0 - 0.207" (5.25mm) 0.433" (11.00mm) 0.181" (4.60mm)
T60006L2020W409

T60006L2020W409

FERRITE CORE TOROID 57UH

VACUUMSCHMELZE

14,712
T60006L2020W409

Datasheet

- Box Active Toroid - 0.890" (22.60mm) 57 µH - - Ungapped - - - 5110.0 Coated 240.0 - - 0.402" (10.20mm) - -
B65875A0000R087

B65875A0000R087

FERRITE CORE PQ 2.65UH N87 2PCS

EPCOS - TDK Electronics

558
B65875A0000R087

Datasheet

PQ20/20 Box Active PQ PQ 20 x 20 - 2.65 µH -20%, +30% N87 Ungapped 1515.0 2200 0.718 45.2 Uncoated 62.9 2843.0 54.4 0.398" (10.10mm) 0.807" (20.50mm) 0.551" (14.00mm)
B65541W0000Y038

B65541W0000Y038

FERRITE CORE P 9.8UH T38 2PCS

EPCOS - TDK Electronics

1,612
B65541W0000Y038

Datasheet

P14/8 Box Active P (Pot Core) P 14 x 8 0.563" (14.30mm) 9.8 µH -30%, +40% T38 Ungapped 5710.0 10000 0.73 21.0 Uncoated 28.7 603.0 23.6 0.167" (4.25mm) - -
B66287K0000X187

B66287K0000X187

FERRITE CORE I N87

EPCOS - TDK Electronics

3,536
B66287K0000X187

Datasheet

I32/3/20 Tray Active I I 32 x 3 x 20 - - - N87 Ungapped - - - - Uncoated - - - 0.124" (3.15mm) 1.250" (31.75mm) 0.801" (20.35mm)
B65811J0000R041

B65811J0000R041

FERRITE CORE RM 4.1UH N41 2PCS

EPCOS - TDK Electronics

846
B65811J0000R041

Datasheet

RM8 Box Active RM RM 8 - 4.1 µH -20%, +30% N41 Ungapped 1940.0 2800 0.59 38.0 Uncoated 64.0 2430.0 55.0 0.324" (8.25mm) 0.913" (23.20mm) 0.433" (11.00mm)
B65541T0315A048

B65541T0315A048

FERRITE CORE P 315NH N48 2PCS

EPCOS - TDK Electronics

1,096
B65541T0315A048

Datasheet

P14/8 Box Active P (Pot Core) P 14 x 8 0.563" (14.30mm) 315 nH ±3% N48 Gapped 201.0 - 0.8 20.0 Uncoated 25.0 500.0 20.0 0.167" (4.25mm) - -
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