1812SDF Series – SMD SQUARE DRUM INDUCTORS

Rev. A

A. Electrical Specifications:

Part No.

Mark

L

(uH)

Tolerance

Test Freq.

SRF TYP.

(MHz)

DCR Max.

(

Ω)

IDC Max.

(A)

1812SDF-1R0_

1R0

1.00

M

1.0 KHz

100

0.08

1.080

1812SDF-1R5_

1R5

1.50

M

1.0 KHz

85.0

0.09

1.000

1812SDF-2R2_

2R2

2.20

M

1.0 KHz

60.0

0.11

0.900

1812SDF-3R3_

3R3

3.30

M

1.0 KHz

47.0

0.13

0.800

1812SDF-4R7_

4R7

4.70

M, K

1.0 KHz

35.0

0.15

0.750

1812SDF-6R8_

6R8

6.80

M, K

1.0 KHz

30.0

0.20

0.720

1812SDF-100_

100

10.0

K, J

1.0 KHz

23.0

0.24

0.650

1812SDF-150_

150

15.0

K, J

1.0 KHz

20.0

0.32

0.570

1812SDF-220_

220

22.0

K, J

1.0 KHz

15.0

0.60

0.420

1812SDF-330_

330

33.0

K, J

1.0 KHz

12.0

1.00

0.310

1812SDF-470_

470

47.0

K, J

1.0 KHz

10.0

1.10

0.280

1812SDF-680_

680

68.0

K, J

1.0 KHz

8.4

1.07

0.220

1812SDF-101_

101

100

K, J

1.0 KHz

6.8

2.20

0.190

1812SDF-151_

151

150

K, J

1.0 KHz

5.5

3.50

0.130

1812SDF-221_

221

220

K, J

1.0 KHz

4.5

4.00

0.110

1812SDF-331_

331

330

K, J

1.0 KHz

3.6

6.80

0.100

1812SDF-471_

471

470

K, J

1.0 KHz

3.0

8.50

0.090

B. Dimensions: mm (Inch)

SERIES

A

B

C

D

E

F

Type

1812SDF

4.5

(0.177)

3.2

(0.126)

2.6

(0.102)

1.0

(0.039)

1.0

(0.039)

4.0

(0.157)

2

Tol

± 0.30

(0.012)

± 0.30

(0.012)

± 0.30

(0.012)

Min.

Min.

Ref.

Type 2

B. General Information:

1.

2.

Tolerance “_” : J = ± 5%, K = ± 10%, M = ± 20%.

3.

Operating temperature: -25ºC to +85ºC.

4.

Electrical specifications at +25ºC.

5.

Inductance measured on the HP4284A LCR meter

6.

DCR measured on the 502BC milli-ohm meter.

7.

I DC: Inductance drops no more than 10% at rated current or the

∆t ≤ 40ºC.

8.

Temperature rise Δ t < 40ºC (Typical) at rated current and room temperature 20ºC.

9.

Inductance and Current Range: From 1.0 uH (1080 mA) to 470 uH (90 mA)

10.

SRF: From 3.0 MHz to 100 MHz

11.

Tape and reel packing.

12.

Suitable for IR re-flows soldering.

13.

MSL: Level 1.

1.

Power supply line chokes.

2.

DC-DC Converters.

3.

Notebooks.

4.

Filters.

5.

Telecommunication devices.

Frontier Electronics Corp.

®

Page 1 of 1

667 E. Cochran St., Simi Valley, CA 93065

http://www.frontierusa.com

Phone: 1-805-522-9998, Fax: 1-805-522-9989