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

ISDN U Interface Transformers

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

• Optimized for Leading Transceiver I.C.’s

• 2000 Vrms Min. Isolation

• Also available in 8 Pin Package

• Meets or exceeds UL1459 & UL1950 Standards

EPR1102-EPR1106

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

Electrical Parameters @ 25°C

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

CSR1102-CSR1106

Rev. 4

7/8/03 FT

25.5-28.5

14.2-15.8

25.6-29.0

25.6-29.0

26.5-29.5

OCL†

(mH Min.)

11.6

16

20

20

12

Pri. DCR

(

Ω Max.)

2:1

1.5:1

1.5:1

1.5:1

1.25:1

Turns Ratio

Line:Chip

EPR1102

EPR1103

EPR1104

EPR1105

EPR1106*

Part

Number

1-5

4-2

4-2

1-5

1-5

Line Side

Pins

60

60

60

60

80

IDC

(mA Max.)

A

B

B

A

A

Schematic

Schematics

6.4

2.5

3

3

7

Sec. DCR

(

Ω Max.)

Package

.600

(15.24)

.950 Max.

(24.13)

.450

Max.

(11.43)

.170 ± .040

(4.32 ± 1.02)

1.050

Max.

(26.67)

.800

(20.32)

.150

(3.81)

.042

(1.07)

PCA

EPR11XX

D.C.

10

6

15

Pin 1

I.D.

12

5

4

97

8

Chip Side

Line Side

A

52

1

4

79

8

Chip Side

Line Side

B

• *Operating Temperature Range : -40°C to +80°C • †Line Side : Line Side at series condition •

No

No

Yes

Yes

Yes

Pin 6

Removed