Actual Size

2890

Molded Unshielded RF Coils

Military Specifications

MS91189 (LT4K); MS75103(LT10K)

Physical Parameters

Inches

Millimeters

Length

0.900 ± 0.010

22.86 ± 0.25

Diameter

0.280 ± 0.010

7.11 ± 0.25

Lead Size

AWG #21 TCW

0.028 ± 0.002

0.711 ± 0.051

Lead Length

1.44 ± 0.12

36.58 ± 3.05

Current Rating at 90°C Ambient

LT4K 35°C Rise

LT10K 15°C Rise

Operating Temperature Range

LT4K –55°C to +125°C

LT10K –55°C to +105°C

Maximum Power Dissipation at 90°C

LT4K 0.598 W

LT10K 0.256 W

Weight Max. (Grams) 3.9

Marking DELEVAN; inductance with units and tolerance;

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

indicates a RoHS component.

Example: 2890R-16F

Front:

Reverse:

DELEVAN

6.8uH±1%

6.8uH±1%

R 0518B

Packaging Tape & reel: 12" reel, 800 pieces max.; 14"

reel, 1300 pieces max.

Made in the U.S.A.

MS91189– SERIES 2890 PHENOLIC CORE (LT4K)

-00K

-02K

-03K

-04K

-06K

-08K

-10K

-12K

-14K

-16K

-18K

-20K

-22K

-24K

-26K

MS75103– SERIES 2890 IRON CORE (LT10K)

-28K

-30K

-32K

-34K

-36K

-38K

-39K

-40K

-42K

-44K

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

M

I L I TA RY

A

P P

R O V E

D

2400

2190

1790

1640

1400

1190

980

880

760

640

555

475

405

365

320

815

750

595

550

445

410

325

305

279

219

0.075

0.090

0.135

0.160

0.220

0.305

0.450

0.560

0.745

1.05

1.40

1.90

2.65

3.25

4.15

0.295

0.35

0.55

0.65

1.00

1.15

1.85

2.10

2.50

4.10

170

160

140

125

115

100

95

90

80

75

68

60

53

50

45

24

22

19

18

16

14

13

12

12

10

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

60

60

60

60

60

60

60

60

60

60

60

60

40

40

40

50

45

60

55

65

65

75

75

75

95

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

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

1

2

3

4

5

6

7

8

9

10

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

Parts listed above are QPL/MIL qualified

1/2009

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