-01*

-02*

-03*

-04*

-05*

-06*

-07*

-08*

-09*

-10*

-11*

-12*

-13*

-14*

-15*

-16*

-17*

-18*

-19*

-20*

-21*

-22*

-23*

-24*

-25*

-26*

-27*

-28*

-29*

-30*

-31*

-32*

-33*

-34*

-35*

-36*

-37*

-38*

-39*

-40*

-41*

-42*

-43*

-44*

-45*

-46*

-47*

-48*

-49*

PAGE

26

www

270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814

6/2007

1490

1412

1347

1290

1154

1053

952

876

802

735

675

614

755

725

706

681

658

638

534

487

471

447

408

372

333

315

301

288

277

267

258

250

242

235

215

196

169

163

158

153

149

135

129

105

91

84

79

71

60

0.09

0.10

0.11

0.12

0.15

0.18

0.22

0.26

0.31

0.37

0.44

0.53

0.35

0.38

0.40

0.43

0.46

0.49

0.70

0.84

0.90

1.00

1.20

1.44

1.80

2.00

2.20

2.40

2.60

2.80

3.00

3.20

3.40

3.60

4.30

5.20

7.00

7.50

8.00

8.50

9.00

11.0

12.0

18.0

24.0

28.0

32.0

40.0

55.0

460**†

400**†

390**†

350**†

310**†

280**†

240

215

205

185

166

155

160

140

110

100

90

67

61

56

50

40

32

30

25

22

18

15

14

13

12

11

9.0

8.0

7.6

7.2

7.0

6.0

5.0

4.5

4.2

4.0

3.7

3.5

3.3

2.8

2.6

2.2

2.0

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

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

0.79

50

50

50

50

50

50

40

40

40

40

40

40

40

40

40

40

40

40

40

40

40

40

40

40

50

50

50

50

50

50

50

50

50

50

50

50

40

40

40

40

40

40

40

40

40

40

40

40

40

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

Military QPL Approvals

M83446/40

* Suffix F: Tin/Lead Termination

* Suffix P: ROHS Compliant

Physical Parameters

Inches

Millimeters

A

0.166 to 0.190

4.2 to 4.8

B

0.118 to 0.134

3.0 to 3.4

C

0.118 to 0.134

3.0 to 3.4

D

0.015 Min.

0.38 Min.

E

0.054 to 0.078

1.37 to 1.98

F

0.118 (Ref. only)

3.0 (Ref. only)

G

0.066 (Ref. only)

1.7 (Ref. only)

Dimensions “A” and “C” are over terminals

Weight Max. (Grams) 0.15

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

Current Rating at 90°C Ambient 35°C Rise

Maximum Power Dissipation at 90°C 0.278 Watts

**†Note Self Resonant Frequency (SRF) values are

calculated and for reference only.

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

max.; 13"-reel, 2500 pieces max.

* Termination Finish Options (Part & Callout)

MILS1812-101K = M83446/39-01F (Tin/Lead)

MILS1812R-101K = M83446/39-01P (Lead free)

Parts listed are QPL/MIL qualified

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

For further surface finish information,

refer to TECHNICAL section of this catalog.

M83446/40 IRON CORE

-101K

-121K

-151K

-181K

-221K

-271K

-331K

-391K

-471K

-561K

-681K

-821K

M83446/40 FERRITE CORE

-102K

-122K

-152K

-182K

-222K

-272K

-332K

-392K

-472K

-562K

-682K

-822K

-103K

-123K

-153K

-183K

-223K

-273K

-333K

-393K

-473K

-563K

-683K

-823K

-104K

-124K

-154K

-184K

-224K

-274K

-334K

-394K

-474K

-564K

-684K

-824K

-105K

For more detailed graphs, contact factory

MILS1812R

MILS1812

Shielded Surface Mount Inductors

Series

MI

L I TARY

A

P P R O V ED

MI

L I TARY

A

P P R O V ED

0.1

0.5

INDUCTANCE (

µH)

1.0

1.5

2.0

2.5

3.0

3.5

1.0

10

100

0

% COUPLING vs. INDUCTANCE

@ .060”

@ .040”

1000