Drum Cores - Radial Leaded
ctparts.com
CTDR3 Series
From 1.0 µH to 4,700 µH
Part
Number
CTDR3_-1R0M
CTDR3_-1R2M
CTDR3_-1R5M
CTDR3_-2R2M
CTDR3_-2R7M
CTDR3_-3R3M
CTDR3_-3R9M
CTDR3_-4R7M
CTDR3_-5R6M
CTDR3_-6R8M
CTDR3_-8R2M
CTDR3_-100M
CTDR3_-120K
CTDR3_-150K
CTDR3_-180K
CTDR3_-220K
CTDR3_-270K
CTDR3_-330K
CTDR3_-390K
CTDR3_-470K
CTDR3_-560K
CTDR3_-680K
CTDR3_-820K
CTDR3_-101K
CTDR3_-121K
CTDR3_-151K
CTDR3_-181K
CTDR3_-221K
CTDR3_-271K
CTDR3_-331K
CTDR3_-391K
CTDR3_-471K
CTDR3_-561K
CTDR3_-681K
CTDR3_-821K
CTDR3_-102K
CTDR3_-122K
CTDR3_-152K
CTDR3_-182K
CTDR3_-222K
CTDR3_-272K
CTDR3_-332K
CTDR3_-392K
CTDR3_-472K
Not shown at actual size.
SPECIFICATIONS
Parts numbers indicate available tolerance.
K = ±10%, M = ±20%
CTDR3F
Please specify “F” for RoHS compliant.
Inductance
(µH)
1.0
1.2
1.5
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
2700
3300
3900
4700
L Test
Freq.
(kHz)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
DCR
Max.
Ω
(Ω)
.003
.003
.003
.003
.003
.003
.003
.003
.003
.004
.004
.006
.008
.009
.010
.011
.012
.017
.022
.024
.026
.029
.032
.034
.046
.064
.072
.080
.110
.122
.169
.187
.205
.256
.288
.426
.462
.518
.705
1.02
1.14
1.27
1.67
1.86
IDC
Max.
(A)
21
21
21
21
21
21
21
21
21
21
21
17
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
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
1.0
Compliant
Available
RoHS
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
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.
Additional Information:
Additional electrical & physical
information available upon request
Samples available. See website for ordering information.
PHYSICAL DIMENSIONS
Size
mm
inches
A
Max.
22.0
0.87
B
Max.
28
1.1
C
15±2
0.59±0.08
D
Typ.
4.0
0.16
E
22.0
0.87
E
D
A
C
B
08.25.06
Technologies
Manufacturer of Inductors, Chokes, Coils, Beads, Transformers & Toroids
800-684-5322
Inside US
949-453-1811
Outside US
Copyright © 2006 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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