Manufacturer of Passive Components

800-684-5322 Inside US

949-453-1811 Outside US

Copyright © 2011 by CT Magnetics, DBA Central Technologies. All rights reserved.

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

REV 08.26.11

CT1812SF Series

From 4.7 µH to 1,000 µH

SPECIFICATIONS

Parts are available in ±20% inductance tolerance only.

L Test

SRF

DCR

IDC

Part

Inductance

Freq.

Q

(MHz)

(Ω)

(mA)

Number

(µH)

(MHz)

Min.

Min.

Max.

Max.

CT1812SF-4R7M

4.7

7.96

6

50.0

0.90

471

CT1812SF-8R2M

8.2

7.96

5

30.0

0.82

292

CT1812SF-100M

10

2.52

8

25.0

1.80

333

CT1812SF-150M

15

2.52

8

13.0

2.20

301

CT1812SF-470M

47

2.52

10

11.5

1.20

120

CT1812SF-560M

56

2.52

10

8.00

3.00

235

CT1812SF-680M

68

2.52

15

9.00

6.00

130

CT1812SF-820M

82

2.52

30

6.00

12.0

79

CT1812SF-101M

100

2.52

30

6.00

14.0

73

CT1812SF-121M

120

0.796

35

5.00

3.64

139

CT1812SF-221M

220

0.796

40

4.00

8.00

150

CT1812SF-471M

470

0.796

40

3.30

14.0

82

CT1812SF-681M

680

0.796

40

2.10

17.0

90

CT1812SF-821M

820

0.796

25

1.45

16.8

210

CT1812SF-102M

1000

0.796

40

1.80

29.0

6

Not Shown at Actual Size

CHARACTERISTICS

PHYSICAL DIMENSIONS

PAD LAYOUT

Description: SMD Shielded Wire-wound Chip Inductor.

Applications: Personal computers, ADSL/VoIP, Hard disk drives,

etc.

Operating Temperature: -35°C to +85°C

Inductance Tolerance: ±20%

Testing: Inductance is tested on a HP4285A or a HP4286A at

the specified frequency.

Packaging: Tape & Reel.

Marking: Parts are marked with inductance code.

Additional Information: Additional electrical & physical

information available upon request.

Samples available. See website for ordering information.

XXX

A

B

C

D

Marking: Inductance Code

1.5 Ref.

3.0 Ref.

A

B

C

D

Max.

4.5±0.4

3.2±0.3

3.2±0.3

5.1

0.177±0.016

0.12±0.012

0.12±0.012

0.20

Size

mm

inches

Unit: mm