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KOASpeerElectronics,Inc. • 199BolivarDrive • Bradford,PA16701 • USA • 814-362-5536 • Fax:814-362-8883 • www.koaspeer.com

Specificationsgivenhereinmaybechangedatanytimewithoutpriornotice.Pleaseconfirmtechnicalspecificationsbeforeyouorderand/oruse.

1/03/13

KL73

thin film inductor

features

(1E, 1J, 2A, 2B)

(1E, 1J, 2A, 2B)

and China RoHS requirements

ordering information

4N7: 4.7nH

47N: 47nH

T: Sn

B: ±0.1nH

C: ±0.2nH

G: ±2%

J: ±5%

1E: 0402

1J: 0603

2A: 0805

2B: 1206

TP: 7" paper 2mm pitch

(1E only - 10,000 pieces/reel)

TE: 7" embossed plastic 4mm pitch

(1J, 2A, 2B - 4,000 pieces/reel)

KL73

Type

SizeCode

Tolerance

Nominal

Inductance

Termination

Material

Packaging

NewPart#

2A

TE

G

4N7

T

dimensions and construction

Insulation

Film

L

W

t

d

Ceramic

Substrate

Inner

Electrode

Coil

Pattern

Direction

Mark

c

c

Marking

Protective

Coating

Electrode

Type

L

1E

(0402) .039±.004

(1.0±0.1)

-.004

-0.1

.02±.002

(0.5±0.05)

.006±.004

(0.15±0.1)

.01±.004

(0.25±0.1)

.014±.002

(0.35±0.05)

.02±.004

(0.5±0.1)

.012±.004

(0.3±0.1)

.024±.004

(0.6±0.1)

.012±.004

(0.3±0.1)

.02±.008

(0.5±0.2)

.031±.004

(0.8±0.1)

.063±.008

(1.6±0.2)

1J

(0603)

.02±.004

(0.5±0.1)

.012±.004

(0.3±0.2)

.016±.008

(0.4±0.2)

.049±.008

(1.25±0.2)

.079±.008

(2.0±0.2)

2A

(0805)

2B

(1206)

(InchSizeCode)

Wc

d

t

Dimensionsinches(mm)

.126±.008

(3.2±0.2)

.063±.008

(1.6±0.2)

For further information

on packaging, please refer

to Appendix A.

InductanceMarking

Part1J(nH)

Marking

1.0

L1

1.2

L2

1.5

L3

1.8

L4

2.2

22

2.7

27

3.3

33

3.9

39

4.7

47

5.6

56

6.8

68

8.2

82

Part1J(nH)

Marking

10

10

12

12

2A

2B

Ex. = 2.2 = 2.2nH

Ex. = 2N2 = 2.2nH

Ex. = 15 = 15nH

Ex. = 15N = 15nH

15

15

18

H1

22

H2

27

H3

33

H4

39

H5

47

H6

56

H7

68

H8

82

H9

Value(nH)

2.2-8.2

Part

Marking

Value(nH)

10andhigher

No marking on 1E (0402)

EU