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

T1/CEPT/ISDN-PRI Interface Transformers

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

• Opitmized for Leading Transceiver I.C.’s

• Meets or exceeds UL1459, UL1950 & EN60950 Standards

• Dual Surface Mount in a Small (SOIC) Package

• 1500 Vrms Isolation

EPR1076S to EPR1089S &

EPR1076S-RC to EPR1089S-RC

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

CSR1076S(-RC) to CSR1089S(-RC) Rev. 3

6/30/06 JDG

1.2 / 1.2

1.2 / 1.2

1.2 / 1.2

1.2 / 1.2

1.2 / 1.2

1.2 / 1.2

1.2 / 1.2

1.0 / 1.0

1.5 / 1.5

1.2 / 1.2

1.5 / 1.5

1.2 / 1.2

OCL

(mH Min.)

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.7 / 0.7

0.9 / 0.9

0.7 / 0.7

0.7 / 0.7

Pri. DCR

(

Ω Max.)

1CT:1CT/1CT:1.36CT

1CT1CT/1CT:1.5CT

1CT:2CT/1CT:2CT

1CT:2CT/1:1.36CT

1:1.15CT/1CT:2CT

1CT:1.15CT/1CT:1.15CT

1CT:1CT/1CT:2CT

1CT:1.41CT/1CT:1.41CT

1CT:1.5CT/1CT:1.5CT

1CT:2CT/1CT:2.3CT

2CT:1/1.26/2CT:1/1.26

1CT:1.36CT/1CT:1CT

Turns Ratio

(Pri.:Sec. ± 5%)

EPR1076S(-RC)

EPR1077S(-RC)

EPR1078S(-RC)

EPR1079S(-RC)

EPR1080S(-RC)

EPR1081S(-RC)

EPR1082S(-RC)

EPR1083S(-RC)

EPR1084S(-RC)

EPR1085S(-RC)

EPR1086S(-RC)

EPR1089S(-RC)

Part

Number

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.6 / 0.6

0.8 / 0.8

0.8 / 0.8

0.5 / 0.5

0.6 / 0.6

LI

(µH Max.)

30 / 30

30 / 30

30 / 30

30 / 30

30 / 30

30 / 30

30 / 30

30 / 30

40 / 40

30 / 30

40 / 40

30 / 30

Cw/w

(pF Max.)

A

A

A

B

C

A

A

A

A

A

A

A

Schematic

1.0 / 1.0

0.7 / 1.0

1.4 / 1.4

1.0 / 0.8

0.7/ 1.0

0.8 / 0.8

0.7 / 1.0

0.9 / 0.9

0.9 / 0.9

1.3 / 1.3

1.0 / 1.0

1.0 / 1.0

Sec. DCR

(

Ω Max.)

1,3 / 6,8

16,14 / 6,8

16,14 / 6,8

16,14 / 6,8

16,14 / 6,8

1,3 / 6,8

16,14 / 6,8

1,3 / 11,9

1,3 / 6,8

6,8,/,14,16

1,3 / 6,8

1,3 / 6,8

Primary

Pins

Schematics

A

1

2

3

7

6

16

14

11

10

9

8

15

B

1

2

3

6

16

14

11

10

9

8

15

C

1

2

3

7

6

16

14

11

10

9

8

Package

.380

(9.65)

0°-8°

.035

(.889)

.008/.012

(.203/.305)

Solder Pad

Layout

.440

(11.18)

.050

(1.27)

.030

(.762)

.085

(2.16)

.240

(6.10)

.050

(1.27)

.018/.022

(.457/.559)

.005/.015

(.127/.381)

PCA

EPR10XXS(-RC)

D.C.

.500

(12.70)

.270

(6.86)

.075

(1.90)

.350

(8.89)

Pin 1

I.D.

Notes :

1. Lead Finish

2. Peak Temperature Rating

3. Moisture Sensitive Levels

4. Weight

5. Packaging Information

(*Add “TR” to end of part number, but

in front of “-RC”when placing order)

(Tube)

(Tape & Reel)

MSL = 4

(72 Hours,

≤30°C/60%RH)

EPR10XX-RC

245°C

1.2 grams

39 pieces/tube

750 pieces/13” reel

(*EPR10XXTR-RC)

EPR10XXS

225°C

MSL = 3

(168 Hours,

≤30°C/60%RH)

1.2 grams

39 pieces/tube

750 pieces/13” reel

(*EPR10XXXSTR)

SnPb

Hot Tin Dip (Sn) †

† Lead Material : Matte Tin with Ni Barrier