FILTRAN CTP4550-11

Toroidal Inductors
High Current
CTP4550
CTP4550 is a high current inductor with the following data and features:
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”).
• 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.
MECHANICAL
Style 1
Style 2
1.60
Style 3
1.60
0.75
1.80
0.60
0.80
Thread
#10-32
1.60
0.90
0.80
0.80
1.00
2.00
0.50
ELECTRICAL SPECIFICATION
CTP4550
Ordering Information: Substitute the style number for the asterisk (*). Example: CTP4550, Style 1, 56uH.
Rated
Current
Amp. RMS
I (amp.)
@ Lsat.
10%
I (amp.)
@ Lsat.
50%
Part No.
Ind.
CTP4550 - (uH)
DCR
Ohms
52.2
48.0
43.7
40.0
125.2
115.1
104.9
96.1
* 17
* 18
* 19
* 20
68
82
100
120
14.5
13.2
12.0
10.9
36.3
33.1
30.0
27.3
87.2
79.4
71.9
65.6
* 21
* 22
* 23
* 24
25.5
24.4
20.7
19.7
9.8
8.9
8.1
7.3
24.5
22.3
20.2
18.2
58.7
53.6
48.5
43.8
* 25
* 26
* 27
* 28
18.7
18.0
15.3
14.6
6.6
6.1
5.5
5.1
16.5
15.2
13.8
12.7
39.6
36.4
33.2
30.4
Part No.
Ind.
CTP4550 - (uH)
DCR
Ohms
* 01
* 02
* 03
* 04
3.3
3.9
4.7
5.6
0.002
0.002
0.002
0.002
41.4
39.8
38.0
36.4
20.9
19.2
17.5
16.0
* 05
* 06
* 07
* 08
6.8
8.2
10
12
0.005
0.005
0.007
0.008
34.8
33.2
31.6
30.3
* 09
* 10
* 11
* 12
15
18
22
27
0.009
0.010
0.013
0.015
* 13
* 14
* 15
* 16
33
39
47
56
0.016
0.018
0.020
0.021
I (amp.)
@ Lsat.
25%
An ISO 9001 Registered Company
Order: CTP4550 - 116
Rated
Current
Amp. RMS
I (amp.)
@ Lsat.
10%
I (amp.)
@ Lsat.
25%
I (amp.)
@ Lsat.
50%
0.016
0.018
0.020
0.021
13.9
13.3
12.7
12.1
4.6
4.2
3.8
3.5
11.5
10.5
9.5
8.6
27.6
25.1
22.7
20.8
150
180
220
270
0.030
0.033
0.036
0.051
10.2
9.7
9.3
7.8
3.1
2.8
2.6
2.3
7.7
7.1
6.4
5.8
18.6
16.9
15.3
13.8
330
390
470
560
0.071
0.122
0.134
0.146
6.6
5.1
4.8
4.6
2.1
1.9
1.7
1.6
5.2
4.8
4.4
4.0
12.5
11.5
10.5
9.6
229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com
32-9