E L E C T R O N I C S I N C .

Surface Mount Power Inductor

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

• Low loss material ensures operation in high frequency

switching converters, such as Buck, Boost or as output

averaging filter inductor, coupled inductor or flyback transformer

• Low cost Robust construction to withstand most SMT processes

• Also suitable for use in high quality filter applications

• Add “-LF” after part number for Lead-Free

• Very low core loss ferrite materials

EPI KSP56 & EPI KSP56-LF Series

Product performance is limited to specified parameters. Data is subject to change without prior notice.

Primary Specification

Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25

CSIXXXXXXKSP56 & -LFa

Rev. 5

7/10/06 FT

1.35

.34

3.03

.76

4.12

1.03

8.4

2.1

14.2

3.55

18.9

4.7

27.2

6.8

33.6

8.4

33.6

8.4

40.7

10.2

Inductance

(µH ± 15%)

@ 0 Adc

DCR

(

Ω Typ.)

.0064

.0016

.0116

.0029

.152

.0038

.026

.0065

.040

.010

.048

.012

.068

.017

.072

.018

.072

.018

.100

.025

I dc

(Amps)

7.0

14.0

6.0

12.0

5.0

10.0

4.0

8.0

3.2

6.4

3.0

6.0

2.5

5.0

2.25

4.5

1.75

3.5

2.05

4.1

Part Number

EPI0L3143KSP56(-LF)

EPI0L7123KSP56(-LF)

EPI1L0103KSP56(-LF)

EPI2L1802KSP56(-LF)

EPI3L5642KSP56(-LF)

EPI4L7602KSP56(-LF)

EPI6L8502KSP56(-LF)

EPI8L4452KSP56(-LF)

EPI4L3352KSP56(-LF)

EPI100412KSP56(-LF)

Schematic

1

4

3

2

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Series

Parallel

Connection

1.29

.33

2.9

.73

3.92

.98

8.0

2.0

13.5

3.38

19.0

4.5

25.9

6.50

32.0

8.0

32.9

8.2

38.7

9.7

Inductance

(µH ± 15%)

@ Idc

Package KSP56(-LF)

.560 Max.

(14.22)

.560 Max.

(14.22)

Pin 1

I.D.

.250 Max.

(6.35)

.460

(11.68)

.460

(11.68)

Top

View

Bottom

View

4

3

2

1

Marking :

PCA

Inductance Value

D.C.

.492

(12.50)

.348

(8.84)

Recommended

Layout

ET

(V-µSec.)

@ 200 KHz

7.70

3.85

11.5

5.75

13.5

6.75

19.2

9.6

25.0

12.5

28.8

14.4

34.6

17.3

38.4

19.2

38.4

19.2

42.2

21.1

Notes :

1. Lead Finish

2. Peak Solder Rating

(for wave solder process Only)

4. Weight

5. Packaging Information

(Tube)

EPIXXXXXXKSP56L

SnPb

225°C

1.3 grams

TBD pcs / tube

EPIXXXXXXKSP56L-LF

Hot Tin Dip (Sn)

245°C

1.3 grams

TBD pcs / tube