2890-34F datasheet, PDF - EEWORLD Datasheet

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2890-34F: DescriptionFixed Inductors 39uH 1% 18ohm Molded Unshield Coil; CategoryPassive components inductor; File Size1MB，1 Pages; ManufacturerAPI Delevan; Websitehttp://www.delevan.com/

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2890-34F Overview

Fixed Inductors 39uH 1% 18ohm Molded Unshield Coil

2890-34F Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Reach Compliance Code	compliant
ECCN code	EAR99
structure	Molded
core material	Iron
DC Resistance	0.65 Ω
Nominal inductance(L)	39 µH
Inductor Applications	RF INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e0
Lead diameter	0.711 mm
Lead length	36.58 mm
Number of functions	1
Number of terminals	2
Maximum operating temperature	105 °C
Minimum operating temperature	-55 °C
Package diameter	7.11 mm
Package length	22.86 mm
Package form	Axial
method of packing	TR, 14 INCH
Minimum quality factor (at nominal inductance)	55
Maximum rated current	0.55 A
self resonant frequency	18 MHz
Shape/Size Description	TUBULAR PACKAGE
shield	NO
surface mount	NO
Terminal surface	Tin/Lead (Sn63Pb37)
Terminal location	AXIAL
Terminal shape	WIRE
Tolerance	1%
Base Number Matches	1

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±1

(µ

SERIES

2890R

2890

TI )

RA A

T (m

EN UM

RR IM

CU X

MA TAN S)

SI HM

RE (O

DC MU

)

ROVE

Molded Unshielded RF Coils

Actual Size

-00K

-02K

-03K

-04K

-06K

-08K

-10K

-12K

-14K

-16K

-18K

-20K

-22K

-24K

-26K

-28K

-30K

-32K

-34K

-36K

-38K

-39K

-40K

-42K

-44K

Military Speciﬁcations

MS91189 (LT4K); MS75103(LT10K)

Physical Parameters

Inches

Length

0.900 ± 0.010

Diameter

0.280 ± 0.010

Lead Size

AWG #21 TCW

0.028 ± 0.002

Lead Length

1.44 ± 0.12

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:

DELEVAN

6.8uH±1%

Reverse:

6.8uH±1%

R 0518B

Millimeters

22.86 ± 0.25

7.11 ± 0.25

0.711 ± 0.051

36.58 ± 3.05

MS91189– SERIES 2890 PHENOLIC CORE (LT4K)

1.2

7.9

170

0.075

1.5

7.9

160

0.090

1.8

7.9

140

0.135

2.2

7.9

125

0.160

2.7

7.9

115

0.220

3.3

7.9

100

0.305

3.9

7.9

0.450

4.7

7.9

0.560

5.6

7.9

0.745

6.8

7.9

1.05

8.2

7.9

1.40

10.0

7.9

1.90

12.0

2.5

2.65

15.0

2.5

3.25

18.0

2.5

4.15

MS75103– SERIES 2890 IRON CORE (LT10K)

22.0

2.5

0.295

27.0

2.5

0.35

33.0

2.5

0.55

39.0

2.5

0.65

47.0

2.5

1.00

56.0

2.5

1.15

68.0

2.5

1.85

82.0

2.5

2.10

100.0

2.5

2.50

120.0

0.79

4.10

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

Parts listed above are QPL/MIL qualiﬁed

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

Packaging

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

reel, 1300 pieces max.

Made in the U.S.A.

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

1/2009

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