Electrical Parameters @ 25° C

T3/DS3/E3/STS-1

Quad Port Interface Transformers

CSR1601SE

Rev. 1

2/12/02

• Optimized for Leading Transceiver I.C.’s •

• Eight Transformers Support Four T3/E3 Ports •

• Robust construction allows IR/VP reflow process •

• Meet Return Loss Requirements of G.703 •

• 1500 Vrms Isolation •

• Operating Temperature : -40°C to +85°C •

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

TEL: (818) 892-0761

FAX: (818) 894-5791

http://www.pca.com

PCA ELECTRONICS, INC.

16799 SCHOENBORN ST.

NORTH HILLS, CA 91343

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

EPR1601SE

Schematic

Package

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

30

29

26 25

22

21

18

17

12

32

31

34

7

8

11

12

15

16

56

28

27

910

24

23

13

14

20

19

• † Note : 55 µH Min. @ -40°C •

OCL

(µH Min.) †

LL

(uH Max.)

Cw/w

(pF Max.)

DCR Pri.

(

Ω Max.)

Turns Ratio

(Pri : Sec ± 2%)

Land

Pattern

PCA

EPR1601SE

Date Code

Pin 1

I.D.

.050 Typ.

(1.27)

.310

(7.87)

.480

(12.19)

.050 Typ.

(1.27)

.030 Typ.

(.762)

.085 Typ.

(2.16)

.290

(7.37)

.035

(.889)

.010

(.254)

.420

(10.67)

.012 Typ.

(.305)

.750

(19.05)

.020 Typ.

(.508)

.990

(25.15)

0°-8°

.125

(3.18)

0.11

Xmit

10

Xmit

1.4

Xmit

Xmit

1:1

Rcv

0.11

Rcv

10

Rcv

1.4

Rcv

1:1

Xmit

100

Rcv

100