Manufacturer of Passive Components

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2017 by CT Magnetics, DBA Central Technologies. All rights reserved.

CT Magnetics reserves the right to make improvements or change specifications without notice

REV 07.11.17

Drum Core Inductors - Radial Leaded

www.ctparts.com

CTDR5F

Series

From 1.8µH to 15,000µH

SPECIFICATIONS

Part numbers indicate available inductance tolerance.

K = ±10%, M = ±20%

DCR

Current

Rated

Wire Dia.

Dimension

Part

Inductance

Max.

Saturating

Current

Ref.

(D)

Number

(µH)

(Ω)

DC (Amps)

(Amps)

(inches)

(inches)

CTDR5F-1R8M

1.8

.002

155.0

35.0

0.105

1.11

CTDR5F-2R2M

2.2

.002

155.0

35.0

0.105

1.11

CTDR5F-2R7M

2.7

.002

125.0

35.0

0.105

1.11

CTDR5F-3R3M

3.3

.002

125.0

35.0

0.105

1.11

CTDR5F-3R9M

3.9

.003

102.0

35.0

0.105

1.11

CTDR5F-4R7M

4.7

.003

87.0

35.0

0.105

1.11

CTDR5F-5R6M

5.6

.003

87.0

35.0

0.105

1.11

CTDR5F-6R8M

6.8

.003

87.0

35.0

0.105

1.11

CTDR5F-8R2M

8.2

.003

76.0

35.0

0.105

1.11

CTDR5F-100K

10

.004

67.0

35.0

0.105

1.11

CTDR5F-120K

12

.004

60.0

35.0

0.105

1.16

CTDR5F-150K

15

.005

49.0

35.0

0.105

1.16

CTDR5F-180K

18

.007

45.0

27.0

0.094

1.16

CTDR5F-220K

22

.007

42.0

27.0

0.094

1.16

CTDR5F-270K

27

.008

35.0

27.0

0.094

1.16

CTDR5F-330K

33

.009

34.0

27.0

0.094

1.16

CTDR5F-390K

39

.010

30.0

27.0

0.094

1.16

CTDR5F-470K

47

.011

28.0

27.0

0.094

1.16

CTDR5F-560K

56

.013

26.0

21.0

0.084

1.16

CTDR5F-680K

68

.015

23.0

21.0

0.084

1.25

CTDR5F-820K

82

.017

20.0

21.0

0.084

1.28

CTDR5F-101K

100

.018

19.0

21.0

0.084

1.25

CTDR5F-121K

120

.022

18.0

17.0

0.075

1.16

CTDR5F-151K

150

.025

16.0

17.0

0.075

1.16

CTDR5F-181K

180

.035

14.0

13.5

0.068

1.10

CTDR5F-221K

220

.040

13.0

13.5

0.068

1.10

CTDR5F-271K

270

.044

11.0

13.5

0.068

1.10

CTDR5F-331K

330

.049

10.0

13.5

0.068

1.11

CTDR5F-391K

390

.070

9.7

11.4

0.060

1.15

CTDR5F-471K

470

.078

8.8

11.4

0.060

1.07

CTDR5F-561K

560

.105

8.1

9.0

0.054

1.07

CTDR5F-681K

680

.115

7.4

9.0

0.054

1.07

CTDR5F-821K

820

.127

6.7

9.0

0.054

1.12

CTDR5F-102K

1000

.176

6.1

7.2

0.048

1.12

CTDR5F-122K

1200

.195

5.5

7.2

0.048

1.12

CTDR5F-152K

1500

.274

5.0

5.5

0.043

1.12

CTDR5F-182K

1800

.302

4.5

5.5

0.043

1.13

CTDR5F-222K

2200

.338

4.1

5.5

0.043

1.16

CTDR5F-272K

2700

.459

3.7

4.5

0.039

1.02

CTDR5F-332K

3300

.642

3.4

4.0

0.035

1.02

CTDR5F-392K

3900

.699

3.0

4.0

0.035

1.14

CTDR5F-472K

4700

.775

2.8

4.0

0.035

1.14

CTDR5F-562K

5600

.843

2.6

4.0

0.035

1.14

CTDR5F-682K

6800

1.15

2.3

2.8

0.031

1.06

CTDR5F-822K

8200

1.26

2.1

2.8

0.031

1.16

CTDR5F-103K

10000

1.74

1.9

2.0

0.028

1.13

CTDR5F-123K

12000

1.92

1.7

2.0

0.028

1.13

CTDR5F-153K

15000

2.17

1.5

2.0

0.028

1.13

Not Shown at Actual Size

CHARACTERISTICS

PHYSICAL DIMENSIONS

Description: Radial leaded drum core

Applications: Used in switching regulators, power amplifiers,

power supplies, SCR and Triac controls, speaker crossover

networks, RFI suppression and filters

Operating Temperature: -55°C to +125°C

Saturated Current: Lowers inductance by 5%

Testing: Inductance and DCR are tested on an HP4263A at

1kHz

Packaging: Bulk

Sleeving: UL-VW-1 sleeving

Hi Pot Voltage Test: 500V from lead wire to core

Additional Information: Additional electrical & physical

information available upon request.

Samples available. See website for ordering information.

A

B

C

Max.

Max.

Min.

36.8

38.1

12.7

1.45

1.50

0.50

Size

mm

inches

A

C

B

D

Clearance hole for

8/32 screw with washer