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

Stand-Off Type Pulse Transformers

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

• UL94V0 Recognized Materials

• UL1446 Class B Insulating System

• Operating Temperature : 0°C to 70°C

• IR : 10 K meg

Ω Min. 500 Vdc

• Hipot : 500 Vdc

Schematic

EP182XX

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

Package

Electrical Parameters @ 25° C

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

CS182XX

Rev. 2

5/6/03

OCL

Sine Wave

(µH Min.)

2000

500

200

50

20

10

2000

500

200

50

20

10

Leakage

Inductance

(µH Max.)

0.8

0.4

0.3

0.5

0.4

0.5

1.8

1.2

0.8

1.3

1.5

1.5

16

8.5

5.0

5.2

3.2

3.7

16

8.5

5.0

5.2

5.8

3.7

Primary

Et-Constant

(V-µSec. Min.)

DCR

(

Ω Max.)

PCA

Part

Number

EP18270

EP18271

EP18272

EP18273

EP18274

EP18275

EP18276

EP18277

EP18278

EP18279

EP18280

EP18281

Turns

Ratio

(± 5%)

1CT:1CT

1CT:1CT

1CT:1CT

1CT:1CT

1CT:1CT

1CT:1CT

2CT:1CT

2CT:1CT

2CT:1CT

2CT:1CT

2CT:1CT

2CT:1CT

37

32

18

18

21

22

19

12

8

12

12

9

Interwinding

Capacitance

(pF Max.)

Rise

Time

(nS Max.)

8.2

5.3

4.2

5.6

4.1

5.1

11

5.6

3.2

5.2

7.2

4.5

2.5

1.3

0.9

1.3

0.9

0.9

2.5

1.4

0.9

1.3

1.3

0.9

Pri.

2.5

1.3

0.9

1.3

0.9

0.9

1.4

0.8

0.5

0.7

0.8

0.5

Sec.

56

4

3

12

2

1

PCA

EP182XX

D.C.

5

.350

Max.

(8.89)

.500 Max.

(12.70)

.400

(10.16)

.070 Min. (1.78)

.250

Max.

(6.35)

.500 Min.

(12.70)

.200

(5.08)

.020

(.508)

6

34

.100

(2.54)