Actual Size

2256

Axial Lead Power Choke

Mechanical Configuration Units are axial leaded

encapsulated in an epoxy molded case.

Physical Parameters

Inches

Millimeters

Length

0.550 to 0.570

14.00 to 14.48

Diameter

0.205 to 0.225

5.21 to 5.72

Lead Size

AWG #21 TCW

0.026 to 0.030

0.66 to

0.76

Lead Length

1.25 Min.

31.75 Min.

Operating Temperature –55°C to +125°C

Current Rating at 80°C Ambient 45°C Rise

Maximum Power Dissipation at 80°C 0.44 W

Incremental Current The current at which the inductance

will be decreased by a maximum of 5% from its initial zero

DC value.

Marking DELEVAN; inductance with units and tolerance;

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

indicates a RoHS component.

Example: 2256-16J

Front:

Reverse:

DELEVAN

0920B

18uH±5%

Packaging Tape & reel: 12" reel, 1000 pieces max.;

14" reel, 1500 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

SERIES 2256 FERRITE CORE

-221L

-271L

-331L

-391L

-471L

-561L

-681L

-821L

-01L

-02L

-03L

-04L

-05L

-06L

-07L

-08L

-09L

-10L

-11L

-12L

-13L

-14L

-15L

-16L

-17L

-18L

-19L

-20L

-21L

-22L

-23L

-24L

-25L

-26L

-27L

-28L

-29L

-30L

-31L

-32L

-33L

-34L

-35L

-36L

-37L

-38L

-39L

-40L

-41L

-42L

-43L

-44L

-45L

-46L

-47L

-48L

-49L

-50L

-51L

-52L

-53L

7.00

6.75

6.50

6.25

6.00

5.80

5.70

5.60

5.50

4.69

4.45

4.34

3.70

3.41

3.23

3.07

2.90

2.79

2.61

2.51

2.36

2.24

2.11

1.82

1.61

1.48

1.33

1.12

1.04

1.00

0.97

0.81

0.76

0.73

0.63

0.53

0.50

0.47

0.39

0.38

0.35

0.33

0.30

0.26

0.24

0.200

0.178

0.157

0.141

0.131

0.126

0.110

0.103

0.100

0.080

0.077

0.071

0.065

0.061

0.052

0.050

7.00

6.75

6.50

6.25

6.00

5.80

5.70

5.60

5.50

4.69

4.45

4.34

3.70

3.41

3.23

3.07

2.90

2.79

2.61

2.51

2.36

2.24

2.11

1.82

1.61

1.48

1.33

1.12

1.04

1.00

0.97

0.81

0.76

0.73

0.63

0.53

0.50

0.47

0.39

0.38

0.35

0.33

0.30

0.26

0.24

0.200

0.178

0.157

0.141

0.131

0.126

0.110

0.103

0.100

0.080

0.077

0.071

0.065

0.061

0.052

0.050

0.0080

0.0085

0.0090

0.0095

0.0100

0.0105

0.0110

0.0120

0.013

0.018

0.020

0.021

0.029

0.034

0.038

0.042

0.047

0.051

0.058

0.063

0.071

0.079

0.089

0.119

0.152

0.179

0.222

0.315

0.362

0.397

0.418

0.604

0.672

0.735

0.913

1.370

1.580

1.770

2.510

2.730

3.250

3.750

4.310

6.040

6.900

10.00

12.50

16.00

20.00

23.00

25.00

33.00

37.00

40.00

62.00

66.00

74.00

93.00

105.0

143.0

160.0

0.22

0.27

0.33

0.39

0.47

0.56

0.68

0.82

1.00

1.20

1.50

1.80

2.20

2.70

3.30

3.90

4.70

5.60

6.80

8.20

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

120

150

180

220

270

330

390

470

560

680

820

1000

1200

1500

1800

2200

2700

3300

3900

4700

5600

6800

8200

10000

12000

15000

18000

22000

Optional Tolerances:

K = 10% J = 5%

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

For surface finish information,

refer to www.delevanfinishes.com

1/2009

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