Drum Cores
www.ctparts.com
CTDR2 Series
From 1.0 µH to 2,200 µH
Not shown at actual size.
Ordering Info
Central Tech
Part
Number
CTDR2-1R0K
CTDR2-1R2K
CTDR2-1R5K
CTDR2-1R8K
CTDR2-2R2K
CTDR2-2R7K
CTDR2-3R3K
CTDR2-3R9K
CTDR2-4R7K
CTDR2-5R6K
CTDR2-6R8K
CTDR2-8R2K
CTDR2-100K
CTDR2-120K
CTDR2-150K
CTDR2-180K
CTDR2-220K
CTDR2-270K
CTDR2-330K
CTDR2-390K
CTDR2-470K
CTDR2-560K
CTDR2-680K
CTDR2-820K
CTDR2-101K
CTDR2-121K
CTDR2-151K
CTDR2-181K
CTDR2-221K
CTDR2-271K
CTDR2-331K
CTDR2-391K
CTDR2-471K
CTDR2-561K
CTDR2-681K
CTDR2-821K
CTDR2-102K
CTDR2-122K
CTDR2-152K
CTDR2-182K
CTDR2-222K
Inductance
(µH)
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
270
330
390
470
560
680
820
1000
1200
1500
1800
2200
DCR
Max.
Ω
(Ω)
.003
.003
.003
.003
.004
.005
.005
.005
.005
.006
.007
.007
.009
.009
.013
.018
.019
.026
.029
.030
.035
.039
.053
.060
.080
.090
.098
.110
.150
.213
.305
.320
.355
.388
.430
.590
.818
1.14
1.26
1.39
1.54
Saturation
DC
(A)
108
108
83
68
68
58
58
50
50
44
39
36
30
27
25
22
21
20
18
17
15
13
13
11
10
9.4
8.6
7.8
7.0
6.3
5.2
4.9
4.5
4.1
3.7
3.4
3.1
2.7
2.4
2.2
2.0
Rated
DC
(A)
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
9.0
7.2
7.2
5.5
5.5
5.5
5.5
5.5
4.8
4.8
4.0
4.0
4.0
4.0
2.8
2.0
1.6
1.6
1.6
1.6
1.6
1.3
1.0
0.8
0.8
0.8
0.8
Dimension E
Approx.
Inches
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.62
.63
.63
.54
.59
.62
.62
.65
.65
.59
.59
.59
.67
.59
.67
.59
.56
.59
.59
.59
.59
.59
.59
.59
.59
.59
.59
Characteristics
Rated DC Current:
Measured at 20°C
Saturation Current:
Lowers inductance by 5%
Inductance Tolerance:
K = ±10%
Packaging:
Bulk pack
Testing:
Inductance and Q are tested on a HP4262A
at 1kHz
Leads:
Tinned for PC mounting to within 1/16” of the
parts body
Sleeving:
Coils finished with UL-VW-1 sleeving
Mounting:
Center hole furnished for mechanical mounting
Customs:
Non-standard tolerances and values available
upon request
5/16/00
©
Volume Manufacturer of Quality Inductors,
Chokes & Coils
114
For more information contact our distributor:
Inductors Inc.,
5 Technology Drive, Irvine, CA 92618
Inside US 800-533-8295
q
Outside US 949-623-2460
q
Fax 949-623-1401
www.ctparts.com
Drum Cores
B
20.1
0.825
Physical Dimensions
Size
mm
inches
A
21.3
0.840
C
12.7
0.500
D
4.95
0.195
CTDR2 Series
Notes
For more information contact our distributor:
Inductors Inc.,
5 Technology Drive, Irvine, CA 92618
Inside US 800-533-8295
q
Outside US 949-623-2460
q
Fax 949-623-1401
115
©
Volume Manufacturer of Quality Inductors,
Chokes & Coils
5/16/00