Drum Cores - Radial Leaded ctparts.com
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
CENTRAL
Technologies
04.20.05
Size A B C D E
Max. Max. Typ. Typ.
mm 22.0 22.0 15±2 3.9 15
inches 0.87 0.87 0.59±0.08 0.15 0.59
PHYSICAL DIMENSIONS
ACB
D
E
SPECIFICATIONS
Part numbers indicate available tolerance.
K = ±10%, M = ±20%
CTDR2FPlease specify “F” for RoHS compliant.
L T est DCR IDC
Part Inductance Freq. Max. Max.
Number (µH) (kHz) (ΩΩ) (A)
CTDR2_-1R0M 1.0 1.0 .003 11.4
CTDR2_-1R2M 1.2 1.0 .003 11.4
CTDR2_-1R5M 1.5 1.0 .003 11.4
CTDR2_-1R8M 1.8 1.0 .003 11.4
CTDR2_-2R2M 2.2 1.0 .004 11.4
CTDR2_-3R3M 3.3 1.0 .005 11.4
CTDR2_-3R9M 3.9 1.0 .005 11.4
CTDR2_-4R7M 4.7 1.0 .005 11.4
CTDR2_-5R6M 5.6 1.0 .006 11.4
CTDR2_-6R8M 6.8 1.0 .007 11.4
CTDR2_-8R2M 8.2 1.0 .007 11.4
CTDR2_-100M 10 1.0 .009 11.4
CTDR2_-120K 12 1.0 .009 11.4
CTDR2_-150K 15 1.0 .013 9.0
CTDR2_-180K 18 1.0 .018 7.2
CTDR2_-220K 22 1.0 .019 7.2
CTDR2_-270K 27 1.0 .026 5.5
CTDR2_-330K 33 1.0 .029 5.5
CTDR2_-390K 39 1.0 .030 5.5
CTDR2_-470K 47 1.0 .035 5.5
CTDR2_-560K 56 1.0 .039 5.5
CTDR2_-680K 68 1.0 .053 4.8
CTDR2_-820K 82 1.0 .060 4.8
CTDR2_-101K 100 1.0 .080 4.0
CTDR2_-121K 120 1.0 .090 4.0
CTDR2_-151K 150 1.0 .098 4.0
CTDR2_-181K 180 1.0 .110 4.0
CTDR2_-221K 220 1.0 .150 2.8
CTDR2_-271K 270 1.0 .213 2.0
CTDR2_-331K 330 1.0 .305 1.6
CTDR2_-391K 390 1.0 .320 1.6
CTDR2_-471K 470 1.0 .355 1.6
CTDR2_-561K 560 1.0 .388 1.6
CTDR2_-681K 680 1.0 .430 1.6
CTDR2_-821K 820 1.0 .590 1.3
CTDR2_-102K 1000 1.0 .818 1.0
CTDR2_-122K 1200 1.0 1.14 0.8
CTDR2_-152K 1500 1.0 1.26 0.8
CTDR2_-182K 1800 1.0 1.39 0.8
CTDR2_-222K 2200 1.0 1.54 0.8
CTDR2 Series
From 1.0 µH to 2,200 µH
Not shown at actual size.
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 T emperature: -25°C to +85°C
Temperature Rise: 50°C Max. at IDC
IDC: Current at which inductance drops 10% Max.
Inductance T olerance: ±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.
RoHS
Compliant
Available
