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ep cores

dimensions


row
#

part number

generic size

a

b

c

d

e

f

k

wt. (g) per set

(1)

6578070121
6598070121
6595070121

ep7

9.20 ± 0.2
0.362

3.70 ± 0.2
0.146

6.40 ± 0.2
0.252

2.70 ± 0.2
0.106

7.20 min
0.283 min

3.30 ± 0.1
0.130

1.80 min
0.071 min

0.70

(2)

6578100121
6598100121
6595100121

ep10

11.50 ± 0.3
0.453

5.10 ± 0.2
0.201

7.70 ± 0.2
0.303

3.80 ± 0.2
0.150

9.40 ± 0.2
0.370

3.30 ± 0.2
0.130

1.95 min
0.077 min

1.40

(3)

6578130121
6598130121
6595130121

ep13

12.50 ± 0.3
0.492

6.50 ± 0.3
0.256

8.80 ± 0.2
0.346

4.70 ± 0.2
0.185

10.00 ± 0.3
0.394

4.40 ± 0.2
0.173

2.50 min
0.098 min

2.35

(4)

6578170121
6598170121
6595170121

ep17

18.10 ± 0.4
0.713

8.40 ± 0.4
0.331

11.00 ± 0.3
0.433

5.70 ± 0.2
0.224

12.00 ± 0.4
0.472

5.70 ± 0.2
0.224

3.45 min
0.136 min

6.00

(5)

6578200121
6598200121
6595200121

ep20

24.00 ± 0.5
0.945

10.70 ± 0.2
0.421

15.00 ± 0.4
0.591

7.20 ± 0.2
0.283

16.50 ± 0.4
0.650

8.80 ± 0.2
0.346

4.70 min
0.185 min

13.50



table continued ...

magnetic core parameters


row
#

part number

l/a(cm-1)

le(cm)

ae(cm2)

ve(cm3)

a min(cm2)

al(nh)

(1)

6578070121

6598070121
6595070121

14.40

1.48

0.103

0.152

0.085

990 ±25%

1020 ±25%
1180 ±25%

(2)

6578100121

6598100121
6595100121

16.80

1.85

0.11

0.203

0.085

1000 ±25%

1050 ±25%
1200 ±25%

(3)

6578130121

6598130121
6595130121

11.80

2.32

0.197

0.457

0.148

1600 ±25%

1650 ±25%
1800 ±25%

(4)

6578170121

6598170121
6595170121

8.00

2.68

0.336

0.899

0.252

2250 ±25%

2300 ±25%
2750 ±25%

(5)

6578200121

6598200121
6595200121

4.80

3.76

0.789

2.96

0.60

4100 ±25%

4250 ±25%
5000 ±25%



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