Toroidal Inductors

High Current

CTP4550

MECHANICAL

ELECTRICAL SPECIFICATION

229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3

Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com

An ISO 9001 Registered Company

32-9

CTP4550 is a high current inductor with the following data and features:

• Core type:

1.30” o.d., Iron Powder,

perm 33.

• Power rating: 3.13 watts for temp.

rise 50˚C.

• Typical applications:

Filter Inductors in Switch

Mode Power Supplies.

Three mounting styles are offered:

1 Flying leads (1.00”), for vertical

or horizontal mounting.

2 4-pin header, for vertical mounting.

3 Threaded center hole, flying leads

(2.00”).

Style 1

Style 2

Style 3

1.60

0.75

0.80

1.00

1.60

0.60

0.90

0.80

1.60

1.80

0.80

Thread

#10-32

2.00

0.50

Ordering Information: Substitute the style number for the asterisk (*). Example: CTP4550, Style 1, 56uH.

Order: CTP4550 - 116

* 01

3.3

0.002

41.4

20.9

52.2

125.2

* 02

3.9

0.002

39.8

19.2

48.0

115.1

* 03

4.7

0.002

38.0

17.5

43.7

104.9

* 04

5.6

0.002

36.4

16.0

40.0

96.1

* 05

6.8

0.005

34.8

14.5

36.3

87.2

* 06

8.2

0.005

33.2

13.2

33.1

79.4

* 07

10

0.007

31.6

12.0

30.0

71.9

* 08

12

0.008

30.3

10.9

27.3

65.6

* 09

15

0.009

25.5

9.8

24.5

58.7

* 10

18

0.010

24.4

8.9

22.3

53.6

* 11

22

0.013

20.7

8.1

20.2

48.5

* 12

27

0.015

19.7

7.3

18.2

43.8

* 13

33

0.016

18.7

6.6

16.5

39.6

* 14

39

0.018

18.0

6.1

15.2

36.4

* 15

47

0.020

15.3

5.5

13.8

33.2

* 16

56

0.021

14.6

5.1

12.7

30.4

Rated

I (amp.)

I (amp.)

I (amp.)

Part No.

Ind.

DCR

Current

@ Lsat.

@ Lsat.

@ Lsat.

CTP4550 - (uH)

Ohms

Amp. RMS

10%

25%

50%

Rated

I (amp.)

I (amp.)

I (amp.)

Part No.

Ind.

DCR

Current

@ Lsat.

@ Lsat.

@ Lsat.

CTP4550 - (uH)

Ohms

Amp. RMS

10%

25%

50%

* 17

68

0.016

13.9

4.6

11.5

27.6

* 18

82

0.018

13.3

4.2

10.5

25.1

* 19

100

0.020

12.7

3.8

9.5

22.7

* 20

120

0.021

12.1

3.5

8.6

20.8

* 21

150

0.030

10.2

3.1

7.7

18.6

* 22

180

0.033

9.7

2.8

7.1

16.9

* 23

220

0.036

9.3

2.6

6.4

15.3

* 24

270

0.051

7.8

2.3

5.8

13.8

* 25

330

0.071

6.6

2.1

5.2

12.5

* 26

390

0.122

5.1

1.9

4.8

11.5

* 27

470

0.134

4.8

1.7

4.4

10.5

* 28

560

0.146

4.6

1.6

4.0

9.6