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

04.20.05

Size

A

B

C

D

E

Max.

Max.

Typ.

Typ.

mm

22.0

17.0

15±2

3.0

12

inches

0.87

0.67

0.59±0.08

0.12

0.47

PHYSICAL DIMENSIONS

A

B

D

E

C

SPECIFICATIONS

Part numbers indicate available tolerance.

K = ±10%, M = ±20%

CTDR1F Please specify “F” for RoHS compliant.

L Test

DCR

IDC

Part

Inductance

Freq.

Max.

Max.

Number

(µH)

(kHz)

(

Ω

Ω)

(A)

CTDR1_-1R0M

1.0

1.0

.003

9.0

CTDR1_-1R2M

1.2

1.0

.003

9.0

CTDR1_-1R5M

1.5

1.0

.004

9.0

CTDR1_-1R8M

1.8

1.0

.004

9.0

CTDR1_-2R2M

2.2

1.0

.005

9.0

CTDR1_-2R7M

2.7

1.0

.005

9.0

CTDR1_-3R3M

3.3

1.0

.005

9.0

CTDR1_-3R9M

3.9

1.0

.006

9.0

CTDR1_-4R7M

4.7

1.0

.007

9.0

CTDR1_-5R6M

5.6

1.0

.007

9.0

CTDR1_-6R8M

6.8

1.0

.008

9.0

CTDR1_-8R2M

8.2

1.0

.009

9.0

CTDR1_-100M

10

1.0

.010

9.0

CTDR1_-120K

12

1.0

.011

9.0

CTDR1_-150K

15

1.0

.015

7.2

CTDR1_-180K

18

1.0

.016

7.2

CTDR1_-220K

22

1.0

.025

5.5

CTDR1_-270K

27

1.0

.030

4.5

CTDR1_-330K

33

1.0

.040

4.0

CTDR1_-390K

39

1.0

.046

4.0

CTDR1_-470K

47

1.0

.062

2.8

CTDR1_-560K

56

1.0

.069

2.8

CTDR1_-680K

68

1.0

.077

2.8

CTDR1_-820K

82

1.0

.083

2.8

CTDR1_-101K

100

1.0

.095

2.8

CTDR1_-121K

120

1.0

.127

2.0

CTDR1_-151K

150

1.0

.181

1.6

CTDR1_-181K

180

1.0

.217

1.6

CTDR1_-221K

220

1.0

.240

1.6

CTDR1_-271K

270

1.0

.300

1.6

CTDR1_-331K

330

1.0

.336

1.3

CTDR1_-391K

390

1.0

.460

1.0

CTDR1_-471K

470

1.0

.636

0.8

CTDR1_-561K

560

1.0

.696

0.8

CTDR1 Series

From 1.0 µH to 560 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 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, 1V

Packaging: Bulk pack

Sleeving: Coils finished with UL-VW-1 sleeving

Mounting: Center hole furnished for mechanical mounting

tolerances and other values available

Additional Information: Additional electrical & physical

information available upon request

Samples available. See website for ordering information.

RoHS

Compliant

Available