Chokes
Drum Core Inductor
CBP1253
The CBP1253 series Inductors are wound on “Drum” style ferrite cores
and are ideal for use as Input/Output filter Inductors in Switch Mode
Power Supplies.
•
•
•
•
•
High DC levels.
Compact size.
Low loss Ferrite material.
Cost effective.
Available with heat shrink vinyl cover.
• Other applications include:
Line Filters, Speaker
Crossover Networks, SCR
and Triac Controls etc.
MECHANICAL
Dimensions, Inches (mm)
A
1.10
B
0.84
C
Hole to clear
No. 4/40 screw
E
See Electrical
Specs. table.
ELECTRICAL SPECIFICATION
Part No.
Ind. (1) Max DCR I DC (2) I Rated (3)
E
± 10% (µH)
(Ω)
(Amp) DC (Amp) RMS (Nom.)
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10.0
12.0
15.0
18.0
22.0
27.0
33.0
39.0
47.0
56.0
68.0
82.0
100.0
120.0
150.0
180.0
0.003
0.003
0.003
0.003
0.003
0.003
0.004
0.004
0.006
0.008
0.009
0.010
0.011
0.012
0.017
0.022
0.024
0.026
0.029
0.032
0.034
0.046
0.064
0.072
90.0
74.0
74.0
62.0
54.0
54.0
47.0
42.0
38.0
35.0
32.0
29.0
25.0
23.0
20.0
19.0
19.0
17.5
15.6
14.0
13.2
12.1
10.8
9.7
21.0
21.0
21.0
21.0
21.0
21.0
21.0
21.0
17.0
13.5
13.5
13.5
13.5
13.5
13.5
11.4
9.0
9.0
9.0
9.0
9.0
7.2
5.5
5.5
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.80
0.70
0.69
0.69
0.69
0.79
0.79
0.79
0.79
0.75
0.75
0.75
0.75
0.78
0.75
0.78
0.78
Part No.
CBP1253-221
CBP1253-271
CBP1253-331
CBP1253-391
CBP1253-471
CBP1253-561
CBP1253-681
CBP1253-821
CBP1253-102
CBP1253-122
CBP1253-152
CBP1253-182
CBP1253-222
CBP1253-272
CBP1253-332
CBP1253-332
Ind. (1) Max DCR I DC (2) I Rated (3)
E
± 10% (µH)
(Ω)
(Amp) DC (Amp) RMS (Nom.)
220.0
270.0
330.0
390.0
470.0
560.0
680.0
820.0
1000.0
1200.0
1500.0
1800.0
2200.0
2700.0
3300.0
3900.0
0.080
0.110
0.122
0.169
0.187
0.205
0.256
0.288
0.426
1.462
1.518
1.705
1.020
1.140
1.270
1.670
8.7
7.9
7.1
6.7
6.0
5.5
5.0
4.5
4.1
3.7
3.4
2.8
2.5
2.3
2.0
1.8
5.5
4.5
4.5
4.0
4.0
4.0
2.8
2.8
2.0
2.0
2.0
1.6
1.3
1.3
1.3
1.0
0.78
0.75
0.71
0.75
0.75
0.75
0.72
0.84
0.75
0.75
0.75
0.77
0.77
0.77
0.75
0.75
CBP1253-22G
CBP1253-27G
CBP1253-33G
CBP1253-39G
CBP1253-47G
CBP1253-56G
CBP1253-68G
CBP1253-82G
CBP1253-100
CBP1253-120
CBP1253-150
CBP1253-180
91/04/15
CBP1253
CBP1253-220
CBP1253-270
CBP1253-330
CBP1253-390
CBP1253-470
CBP1253-560
CBP1253-680
CBP1253-820
CBP1253-101
CBP1253-121
CBP1253-151
CBP1253-181
ISSUE A
NOTES
1) Tolerances on values below 10 µH are ± 20%.
2) I
DC
is the current for which the Inductance is reduced by appr. %5 of
its initial value.
3) I
RATED
is the current (RMS), limited by the copper loss and the
guage of the wire in the winding.
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