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Shape EI ferrite cores

Applications: transformers and chokes,  etc.

Type

EI22

EI25

EI28

EI30

EI35

EI40

EI50

Size(mm)

A

19.0

0.3

22.0

0.3

25.4

0.6

28.0

0.5

30.0

0.6

35.0

0.6

40.0

0.7

50.0

0.7

B

14.2

min

12.8

min

18.0

min

18.6

min

19.5

min

24.5

min

26.8

min

34

min

C

6.0

+0-0.5

7.1

+0-0.6

7.5

+0-0.5

11.0

+0-0.6

10.3

+0-0.6

12.0

+0-0.7

15.0

+0-0.8

D

6.0

+0-0.5

7.0

+0-0.6

11.0

+0-0.6

11.0

+0-0.6

10.3

+0-0.6

12.0

+0-0.7

15.0

+0-0.8

E

11.0

+0.6-0

10.3

+0.5-0

10.3

+0.5-0

12.0

+0.5-0

16.0

+10.5-0

18.0

+0.4-0

21.0

+0.7-0

24.5

+0.7-0

F

13.6

0.4

14.3

+0.5-0

17

+0.5-0

16.5

+0.5-0

21.0

+0.5-0

24.0

+0.4-0

27.0

+0.7-0

33

+0.7-0

G

2.4

0.2

4.5

0.2

3.5

0.3

3.5

0.2

5.5

0.3

4.7

0.2

6.5

0.3

9.0

0.3

Σ1/A(a/m^-1)

17.4

9.58

10.6

5.69

5.24

6.50

5.65

4.22

Le(cm)

3.95

3.96

4.94

4.84

5.81

6.79

7.80

9.52

Ae(cm^2)

0.23

0.41

0.47

0.85

1.11

1.04

1.38

2.26

W(g)

4.4

9.8

11.5

22

33

36

56

115

At

R2KD

1300

2350

2400

4300

4600

215

8%

5500

6400

R2KBD

1300

2350

2000

4300

4750

3950

5000

6300

R5K

2500

4550

4150

8200

8900

7200

8450

11300

R7K

3900

7150

6350

12500

W 16KHz
150mT
100ºC

R2KD

≤0.053

≤0.12

≤0.18

≤0.26

≤0.43

≤0.44

≤0.67

≤1.38

25KHz
200mT
100ºC

R2KBD

≤0.11

≤0.25

≤0.29

≤0.55

≤0.83

≤0.90

≤1.40

≤2.88


eastsources CiYi Electronics Co.,Ltd. Zhejiang Pro. China.
eastsources

 CiYi Electronics  Co.,Ltd.

Email:sales@ciyiproduct.com

eastsources TEL:64561142,64562277

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eastsources Contactor:Mr.Sheldon Yu copyright 2001