1830

1570

1500

1330

1120

870

800

680

580

505

430

375

1090

900

835

775

665

545

490

455

390

340

285

250

228

205

250

235

220

200

190

180

175

160

150

140

120

95

90

85

80

70

65

60

58

55

50

45

40

1830

1570

1500

1330

1120

870

800

680

580

505

430

375

1090

900

835

775

665

545

490

455

390

340

285

250

228

205

325

305

295

265

248

209

200

194

176

186

164

153

143

138

130

120

115

107

94

90

84

80

70

0.025

0.034

0.037

0.047

0.067

0.11

0.13

0.18

0.25

0.33

0.45

0.59

0.07

0.10

0.12

0.14

0.19

0.28

0.35

0.40

0.55

0.72

1.02

1.32

1.62

2.00

0.80

0.89

0.96

1.19

1.37

1.93

2.11

2.23

2.70

2.44

3.12

3.60

4.10

4.40

5.00

5.80

6.40

7.40

9.50

10.5

11.8

13.0

17.5

250.0

250.0

250.0

250.0

250.0

250.0

250.0

250.0

235.0

210.0

190.0

180.0

140.0

130.0

115.0

105.0

100.0

92.0

85.0

75.0

70.0

65.0

55.0

50.0

46.0

44.0

49.0

45.0

41.0

38.0

34.0

29.0

27.0

25.0

21.0

10.5

10.0

9.7

8.5

8.0

7.5

7.0

6.5

6.2

5.7

4.7

4.5

4.2

3.8

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

25.0

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

50

51

51

50

49

47

46

44

44

43

42

40

44

44

44

44

44

44

44

44

44

44

50

50

50

55

45

45

45

45

45

50

50

50

50

50

50

55

55

55

55

55

55

60

60

60

60

60

60

1

2

3

4

5

6

7

8

9

10

11

12

1

2

3

4

5

6

7

8

9

10

11

12

13

14

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

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

10.0

12.0

15.0

18.0

22.0

27.0

33.0

39.0

47.0

56.0

68.0

82.0

100.0

120.0

150.0

180.0

220.0

270.0

330.0

390.0

470.0

560.0

680.0

820.0

1000.0

Military Specifications

MS75087 (LT10K); MS75088 (LT10K);

MS75089 (15µH to 1000µH only) (LT10K)

Physical Parameters

Inches

Millimeters

Length

0.410 ± 0.020 10.41 ± 0.51

Diameter

0.162 ± 0.010 4.11 ± 0.25

Lead Size

AWG #22 TCW

0.025 ± 0.002 0.635 ± 0.05

Lead Length

1.44 ± 0.12

36.58 ± 3.05

Current Rating at 90°C Ambient 15°C Rise

Operating Temperature Range –55°C to +105°C

Maximum Power Dissipation at 90°C 0.11 W

Weight Max. (Grams) 1.0

Incremental Current Current level which causes a

Max. of 5% change in inductance.

Coupling 3% Max.

Packaging Tape & reel: 12" reel, 2500 pieces max.;

14" reel, 4000 pieces max. For additional packaging

options, see technical section.

Made in the U.S.A.

MS75087– SERIES 1641 PHENOLIC CORE/IRON SLEEVE (LT10K)

-101K

-121K

-151K

-181K

-221K

-271K

-331K

-391K

-471K

-561K

-681K

-821K

MS75088– SERIES 1641 IRON CORE & SLEEVE (LT10K)

-102K

-122K

-152K

-182K

-222K

-272K

-332K

-392K

-472K

-562K

-682K

-822K

-103K

-123K

MS75089– SERIES 1641 FERRITE CORE & SLEEVE (LT10K)

-153K

-183K

-223K

-273K

-333K

-393K

-473K

-563K

-683K

-823K

-104K

-124K

-154K

-184K

-224K

-274K

-334K

-394K

-474K

-564K

-684K

-824K

-105K

See 4307 Series (page 53) for values above 1000µH.

Parts listed above are QPL/MIL qualified

Optional Tolerances:

J = 5%

H = 3%

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

For further surface finish information,

refer to TECHNICAL section of this catalog.

1641R

1641

Molded Shielded RF Coils

M

I L I TA RY

A

P P R O V E D

Series

PAGE

54

www

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

4/2005