Actual Size

SERIES

1812R

1812

Unshielded Surface Mount Inductors

Physical Parameters

Inches

Millimeters

A

0.166 to 0.190

4.22 to 4.83

B

0.118 to 0.134

3.00 to 3.40

C

0.118 to 0.134

3.00 to 3.40

D

0.015 Min.

0.38 Min.

E

0.054 to 0.078

1.37 to 1.98

F

0.118 (Ref. only)

3.00 (Ref. only)

G

0.066 (Ref. only)

1.68 (Ref. only)

Dimensions “A” and “C” are over terminals

Operating Temperature Range –55°C to +125°C

Current Rating at 90°C Ambient 35°C Rise

Maximum Power Dissipation at 90°C

Iron and Ferrite: 0.278 W

Phenolic: 0.210 W

* Note Self Resonant Frequency (SRF) values are

calculated and for reference only.

Marking API/SMD; inductance with units and tolerance;

date code (YYWWL). Note: An R before the date code

indicates a RoHS component.

Example: 1812R-105J

API/SMD

1mH±5%

R 0629A

Packaging Tape & reel (12mm): 7" reel, 650 pieces max.;

13" reel, 2500 pieces max.

Made In the U.S.A.

SERIES 1812 PHENOLIC CORE

-100M

-120M

-150M

-180M

-220M

-270M

-330M

-390M

-470M

-560M

-680M

-820M

SERIES 1812 IRON CORE

-101K

-121K

-151K

-181K

-221K

-271K

-331K

-391K

-471K

-561K

-681K

-821K

SERIES 1812 FERRITE CORE

-102J

-122J

-152J

-182J

-222J

-272J

-332J

-392J

-472J

-562J

-682J

-822J

-103J

-123J

-153J

-183J

-223J

-273J

-333J

-393J

-473J

-563J

-683J

-823J

-104J

-124J

-154J

-184J

-224J

-274J

-334J

-394J

-474J

-564J

-684J

-824J

-105J

270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com

Optional Tolerances:

J = 5% H = 3% G = 2% F = 1%

*Complete part # must include series # PLUS the dash #

For surface finish information,

refer to www.delevanfinishes.com

1230

1230

1230

1230

1230

1000

1000

870

870

770

770

700

818

818

818

757

708

668

604

535

501

409

379

354

634

604

578

556

535

517

501

472

448

427

409

375

354

317

283

268

250

236

224

211

200

191

183

169

158

158

149

145

142

129

120

100

88

82

82

67

55

0.10

0.10

0.10

0.10

0.10

0.15

0.15

0.20

0.20

0.25

0.25

0.25

0.30

0.30

0.30

0.35

0.40

0.45

0.55

0.70

0.80

1.20

1.40

1.60

0.50

0.55

0.60

0.65

0.70

0.75

0.80

0.90

1.00

1.10

1.20

1.40

1.60

2.00

2.50

2.80

3.20

3.60

4.00

4.50

5.00

5.50

6.00

7.00

8.00

8.0

9.0

9.5

10.0

12.0

14.0

20.0

26.0

30.0

30.0

45.0

60.0

1000*

1000*

1000*

1000*

1000*

1000*

1000*

1000*

1000*

850*

750*

750*

650

600

500

400

350

300

250

220

190

170

150

140

100

80

70

60

55

50

45

40

35

33

27

25

20

18

17

15

13

12

11

10

10

9

9

8

8

6

6

5

4

4

3.5

3.0

3.0

3.0

3.0

2.5

2.5

50

50

50

50

50

50

50

50

50

50

50

50

25

25

25

25

25

25

25

25

25

25

25

25

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

7.9

2.5

2.5

2.5

2.5

2.5

2.5

2.5

2.5

2.5

2.5

2.5

2.5

0.79

0.79

0.79

0.79

0.79

0.79

0.79

0.79

0.79

0.79

0.79

0.79

40

40

40

40

40

40

40

30

30

30

25

25

30

30

30

30

30

30

30

30

30

30

30

30

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

50

40

40

40

40

40

40

40

40

30

30

30

30

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±20%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±10%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

±5%

0.010

0.012

0.015

0.018

0.022

0.027

0.033

0.039

0.047

0.056

0.068

0.082

0.10

0.12

0.15

0.18

0.22

0.27

0.33

0.39

0.47

0.56

0.68

0.82

1.0

1.2

1.5

1.8

2.2

2.7

3.3

3.9

4.7

5.6

6.8

8.2

10

12

15

18

22

27

33

39

47

56

68

82

100

120

150

180

220

270

330

390

470

560

680

820

1000

1/2009

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