Drum Cores - Radial Leaded
ctparts.com
SPECIFICATIONS
Part numbers indicate available tolerance.
K = ±10%, M = ±20%
CTDR2F Please specify “F” for RoHS compliant.
CTDR2 Series
From 1.0 µH to 2,200 µH
L Test
Freq.
(kHz)
DCR
Max.
(Ω)
IDC
Max.
(A)
Part
Number
Inductance
(µH)
CTDR2_-1R0M
CTDR2_-1R2M
CTDR2_-1R5M
CTDR2_-1R8M
CTDR2_-2R2M
CTDR2_-3R3M
CTDR2_-3R9M
CTDR2_-4R7M
CTDR2_-5R6M
CTDR2_-6R8M
CTDR2_-8R2M
1.0
1.2
1.5
1.8
2.2
3.3
3.9
4.7
5.6
6.8
8.2
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
.003
.003
.003
.003
.004
.005
.005
.005
.006
.007
.007
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
11.4
Not shown at actual size.
RoHS
Compliant
Available
CTDR2_-100M
CTDR2_-120K
CTDR2_-150K
CTDR2_-180K
CTDR2_-220K
CTDR2_-270K
CTDR2_-330K
CTDR2_-390K
CTDR2_-470K
CTDR2_-560K
CTDR2_-680K
CTDR2_-820K
10
12
15
18
22
27
33
39
47
56
68
82
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
.009
.009
.013
.018
.019
.026
.029
.030
.035
.039
.053
.060
11.4
11.4
9.0
7.2
7.2
5.5
5.5
5.5
5.5
5.5
4.8
4.8
CTDR2_-101K
CTDR2_-121K
CTDR2_-151K
CTDR2_-181K
CTDR2_-221K
CTDR2_-271K
CTDR2_-331K
CTDR2_-391K
CTDR2_-471K
CTDR2_-561K
CTDR2_-681K
CTDR2_-821K
100
120
150
180
220
270
330
390
470
560
680
820
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
.080
.090
.098
.110
.150
.213
.305
.320
.355
.388
.430
.590
4.0
4.0
4.0
4.0
2.8
2.0
1.6
1.6
1.6
1.6
1.6
1.3
CHARACTERISTICS
Description: Radial leaded drum core inductor
Applications: Used in switching regulators, power amplifiers,
power supplies, SCR and Triac controls, speaker crossover
networks, RFI suppression and filters
Operating Temperature: -25°C to +85°C
CTDR2_-102K
CTDR2_-122K
CTDR2_-152K
CTDR2_-182K
CTDR2_-222K
1000
1200
1500
1800
2200
1.0
1.0
1.0
1.0
1.0
.818
1.14
1.26
1.39
1.54
1.0
0.8
0.8
0.8
0.8
Temperature Rise: 50°C Max. at IDC
IDC: Current at which inductance drops 10% Max.
Inductance Tolerance: ±10%, ±20%
Testing: Inductance is tested on an HP4284A at 1.0 kHz
Packaging: Bulk pack
Sleeving: Coils finished with UL-VW-1 sleeving
Mounting: Center hole furnished for mechanical mounting
Miscellaneous: RoHS Compliant available. Non-standard
tolerances and other values available.
PHYSICAL DIMENSIONS
Size
A
B
C
D
E
Max.
Max.
Typ.
Typ.
Additional Information: Additional electrical & physical
information available upon request
mm
inches
22.0
0.87
22.0
0.87
15±2
3.9
15
0.59±0.08
0.15
0.59
Samples available. See website for ordering information.
E
D
A
C
B
04.20.05
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322 Inside US 949-453-1811 Outside US
Copyright © 2005 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
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