Ferrite Toroidal Cores

ctparts.com

Manufacturer of Passive Components

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2013 by CT Magnetics, DBA Central Technologies. All rights reserved.

CT Magnetics reserves the right to make improvements or change specifications without notice

04.26.13

SPECIFICATIONS

CTT Series

Not shown at actual size.

CHARACTERISTICS

ORDERING INFORMATION

Description: Ferrite Toroidal Cores

Applications: Mainly used for coupling transformers, balancing

coils, fixed coils and filter coils.

Additional Information: Other sizes are available upon request.

Samples available. See website for ordering information.

OD

HT

ID

Series

CTT

9

-X

X

-

3

5

C5B

OD

HT

ID

Material Code

Example:

CTT-3*2*1

3.00±0.15

2.00±0.20

1.00±0.15

CTT-3*2*1.2

3.00±0.15

2.00±0.20

1.20±0.15

CTT-3.5*1.25*1.8

3.50±0.15

1.25±0.20

1.80±0.15

CTT-3.5*1.54*1.5

3.50±0.15

1.54±0.20

1.50±0.15

CTT-3.5*2.5*0.8

3.50±0.15

2.50±0.20

0.80±0.15

CTT-3.5*3*0.8

3.50±0.15

3.00±0.20

0.80±0.15

CTT-3.5*3*1.2

3.50±0.15

3.00±0.20

1.20±0.15

CTT-3.5*3*1.33.50±0.15

3.00±0.20

1.30±0.15

CTT-3.5*3*1.4

3.50±0.15

3.00±0.20

1.40±0.15

CTT-3.5*3*1.5

3.50±0.15

3.00±0.20

1.50±0.15

CTT-3.5*3*1.7

3.50±0.15

3.00±0.20

1.70±0.15

CTT-3.5*3*1.8

3.50±0.15

3.00±0.20

1.80±0.15

CTT-3.5*3.25*1.33.50±0.15

3.25±0.20

1.30±0.15

CTT-3.5*3.25*1.4

3.50±0.15

3.25±0.20

1.40±0.15

CTT-3.5*3.25*1.5

3.50±0.15

3.25±0.20

1.50±0.15

CTT-3.94*2.54*2.29

3.94±0.15

2.54±0.20

2.29±0.15

CTT-4*1.5*2

4.00±0.20

1.50±0.20

2.00±0.15

CTT-4*1.7*2.2

4.00±0.20

1.70±0.20

2.20±0.15

CTT-4*2*1.5

4.00±0.20

2.00±0.20

1.50±0.15

CTT-4*2*2

4.00±0.20

2.00±0.20

2.00±0.15

CTT-4*3*1.5

4.00±0.20

3.00±0.20

1.50±0.15

CTT-4*3*2

4.00±0.20

3.00±0.20

2.00±0.15

CTT-4.1*4*1.6

4.10±0.20

4.00±0.30

1.60±0.15

CTT-4.3*2.5*2.8

4.30±0.20

2.50±0.20

2.80±0.15

CTT-4.4*1.4*2.8

4.40±0.20

1.40±0.20

2.80±0.15

CTT-4.5*3.2*2.5

4.50±0.20

3.20±0.20

2.50±0.15

PHYSICAL DIMENSIONS

CENTRAL

TECHNOLOGIES

RoHS

Compliant

Unit: mm

Material

Code

Initial

Permeability

(µ i ±25%)

Temperature

factor of initial

permeability

Specific

Gravity

Curie

Temperature Tc

(°C)

Loss Factor

@Frequency

Resistivity

Ω

Ω-m

C8B

55

5 to 15

5.0

>300

400 (20)

C3

100

55 to 130

5.0

>300

160 (20)

C1C

250

3 to 10

5.0

>200

110 (2.0)

C17

300

0 to 7

5.0

>300

90 (5.0)

C2A

350

15 to 40

4.7

>150

60 (2.0)

C5B

700

0 to 7

4.8

>140

250 (1.0)

C6

1800

0 to 3

4.7

>100

75 (0.5)

ORDERING CODE

OD

HT

ID

Example: