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© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com

E5001_ESD-R • 3/28/2017

EMI Core – ESD-R Series Toroidal Cores

Dimensions – Millimeters

Bare and Coated Types

EMI Core

8

Ring Type

e

bESD-R Series

OD

T

Installation Example

Shape and Dimensions

Toroidal Cores (Bare Type)

[RoHS Compliant]

Toroidal Cores (Bare Type)

[RoHS Compliant]

ESD-R-10D

9.5

5.0

10.0

●

ESD-R-10E

10.0

5.0

5.0

●

ESD-R-10S

10.5

5.5

20.0

●

ESD-R-12C

11.8

7.3

15.0

●

ESD-R-12E

11.8

7.3

8.0

●

ESD-R-12F

12.0

8.5

15.0

●

ESD-R-12S

12.0

7.0

5.5

●

ESD-R-14C

14.0

7.0

3.0

●

ESD-R-14E

14.0

10.0

8.0

●

ESD-R-14S

14.3

6.3

28.5

●

ESD-R-15C-1

15.0

10.5

12.0

●

ESD-R-16

15.8

11.6

8.4

●

ESD-R-16C

16.0

9.0

17.0

●

ESD-R-17S

17.5

9.5

28.5

●

ESD-R-18SD

18.0

10.0

6.0

●

ESD-R-19S

18.5

10.0

10.0

●

ESD-R-19SD

18.5

10.0

10.0

●

ESD-R-22SD

22.5

13.8

6.4

●

ESD-R-25SD

25.0

15.0

12.0

●

ESD-R-25S

25.0

15.0

12.0

●

ESD-R-26S

26.0

13.0

28.5

●

ESD-R-28C

28.0

16.0

13.0

●

ESD-R-31C

31.0

19.0

8.0

●

ESD-R-38D

38.1

19.0

12.7

●

Model

Dimensions (mm)

Frequency range

OD

ID

T

up to 100MHz(mainly AM band range)

up to 300MHz(mainly FM band range)

※Other sizes available. Please contact NEC TOKIN.

※Above frequency range is a reference only. Please test with actual device before use.

See Table 1 for dimensions

Installation Examples

EMI Core

8

Ring Type

e

bESD-R Series

OD

T

Installation Example

Shape and Dimensions

Toroidal Cores (Bare Type)

[RoHS Compliant]

Toroidal Cores (Bare Type)

[RoHS Compliant]

ESD-R-10D

9.5

5.0

10.0

●

ESD-R-10E

10.0

5.0

5.0

●

ESD-R-10S

10.5

5.5

20.0

●

ESD-R-12C

11.8

7.3

15.0

●

ESD-R-12E

11.8

7.3

8.0

●

ESD-R-12F

12.0

8.5

15.0

●

ESD-R-12S

12.0

7.0

5.5

●

ESD-R-14C

14.0

7.0

3.0

●

ESD-R-14E

14.0

10.0

8.0

●

ESD-R-14S

14.3

6.3

28.5

●

ESD-R-15C-1

15.0

10.5

12.0

●

ESD-R-16

15.8

11.6

8.4

●

ESD-R-16C

16.0

9.0

17.0

●

ESD-R-17S

17.5

9.5

28.5

●

ESD-R-18SD

18.0

10.0

6.0

●

ESD-R-19S

18.5

10.0

10.0

●

ESD-R-19SD

18.5

10.0

10.0

●

ESD-R-22SD

22.5

13.8

6.4

●

ESD-R-25SD

25.0

15.0

12.0

●

ESD-R-25S

25.0

15.0

12.0

●

ESD-R-26S

26.0

13.0

28.5

●

ESD-R-28C

28.0

16.0

13.0

●

ESD-R-31C

31.0

19.0

8.0

●

ESD-R-38D

38.1

19.0

12.7

●

Model

Dimensions (mm)

Frequency range

OD

ID

T

up to 100MHz(mainly AM band range)

up to 300MHz(mainly FM band range)

※Other sizes available. Please contact NEC TOKIN.

※Above frequency range is a reference only. Please test with actual device before use.

Environmental Compliance

AllKEMETEMIcoresareRoHSCompliant.

RoHS Compliant

Case Type

EMI Core

14

Ring Type

Toroidal Cores with Case

[RoHS Compliant]

Toroidal Cores with Case

[RoHS Compliant]

OD

T

bESD-R Series

Shape and Dimensions

1

10

100

1000

1

10000

1000

100

10

1T

2T

3T

ESD-R-12D

Frequency (MHz)

1

10000

1000

100

10

1T

2T

3T

1

10

100

1000

Frequency (MHz)

ESD-R-19

Impedance vs. Frequency

ESD-R-12D

12.9

6.0

6.4

●

black

ESD-R-12S

ESD-R-19

19.0

9.0

11.0

●

white

ESD-R-19S

ESD-R-19D

19.0

9.0

11.0

●

black

ESD-R-19SD

ESD-R-25

26.0

14.0

15.0

●

white

ESD-R-25S

ESD-R-25D

26.0

14.0

15.0

●

black

ESD-R-25SD

ESD-R-38

39.0

17.5

14.0

●

white

ESD-R-38D

ESD-R-38C-1

39.0

17.5

14.0

●

with tape(black)

white

－

ESD-R-47

48.0

25.5

16.0

●

white

－

ESD-R-47D-1

48.0

25.5

16.0

●

with tape(black)

white

－

ESD-R-57

61.0

32.4

24.0

●

white

－

ESD-R-57D-1

61.0

32.4

24.0

●

with tape(black)

white

－

Model

Dimensions (mm)

Frequency range

Remarks

Color of case

Compatible toroidal core

OD

ID

T

up to 100MHz

up to 300MHz

(bare type)

(mainly AM band range)

(mainly FM band range)

※Above frequency range is a reference only. Please test with actual device before use.

※Flame resistant grade of the case : UL94V-2