Manufacturer of Passive Components

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2010 by CT Magnetics, DBA Central Technologies. All rights reserved.

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

REV 03.18.10

Common Mode Chokes

www.ctparts.com

CTCMS2F

Series

From 25 µH to 1600 µH

SPECIFICATIONS

Parts are available in ± 30% inductance tolerance only.

Inductance

Rated Current

DCR

Leakage

Capacitance

Part

(µH)

(A)

(mΩ)

Inductance

(pF)

Number

(1-2 / 4-3)

Max.

(1-2 / 4-3)

(µH) Max.

Typ.

CTCMS2F-25N

25

5.35

3.100

0.22

2.0

CTCMS2F-40N

40

4.40

3.890

0.34

2.3

CTCMS2F-70N

70

3.60

5.350

0.47

2.5

CTCMS2F-95N

95

2.80

7.965

0.80

2.8

CTCMS2F-150N

150

2.30

16.85

1.25

3.1

CTCMS2F-275N

275

1.85

34.53

1.75

3.4

CTCMS2F-320N

320

1.60

39.72

2.00

3.6

CTCMS2F-400N

400

1.35

42.73

2.60

3.9

CTCMS2F-500N

500

1.10

57.43

3.30

4.1

CTCMS2F-620N

620

0.94

73.72

4.00

4.3

CTCMS2F-750N

750

0.80

98.34

5.00

4.6

CTCMS2F-1100N

1100

0.67

161.2

6.30

4.9

CTCMS2F-1300N

1300

0.58

245.5

7.30

5.1

CTCMS2F-1600N

1600

0.50

350.5

9.00

5.4

Not Shown at Actual Size

CHARACTERISTICS

PHYSICAL DIMENSIONS

PAD LAYOUT

Description: Common mode choke.

Applications: EMI filters applications, DC/DC Converters,

Discrete output supplies, Discrete and point-of-use power

supplies (PUPS).

Operating Ambient Temperature: -40°C to +85°C

Ambient Temperature: +85°C

Temperature Rise: 40°C

Notes: It is recommended that the temperature of the component

(ambient plus temperature rise) does not exceed 125°C under the

worst case operating conditions.

Inductance Tolerance: ±30%

Testing: Tested on a HP4285A at 100KHz, 0.1Vrms.

Packaging: Tape & Reel

Marking: Parts are marked with inductance value.

Additional Information: Additional electrical & physical

information available upon request.

Samples available. See website for ordering information.

1

2

4

3

Pin 1

PHASE

1

2

3

4

A

B

C

D

Marking: Inductance value

40

3.5

3.0

9.90

A

B

C

D

Max.

Ref.

Max.

Max.

11.8

8.8

11.8

5.2

0.46

0.35

0.46

0.20

Size

mm

inches

Unit: mm