Electrical Parameters @ 25° C

T3/DS3/E3/STS-1

Interface Transformers

CSR1301G - CSR1329G

Rev. -

3/12/99

• Optimizied for leading Transceiver I.C.’s •

• Meets or exceeds UL1950, EN60950 & G703 Standards •

• 2000 Vrms Isolation •

• See Selection Guide for I.C. Cross Reference •

Schematic

Package

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

Dimensions

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.

LI

(µH Max.)

0.12

0.12

0.3

0.1

0.12

0.12

0.3

0.1

OCL

(µH Min.)

40

35

150

50

40

35

150

50

Part

Number

EPR1301G*

EPR1302G

EPR1303G

EPR1304G

EPR1326G*

EPR1327G

EPR1328G

EPR1329G

1.7 / 1.7

1.0 / 1.0

1.4 / 1.4

1.0 / 1.8

1.4 / 1.2

1.4 / 1.4

1.4 / 1.4

1.2 / 1.2

DCR

(

Ω Max.)

Primary

Pins

1, 5 *

1, 5

1, 5

1, 5

1, 5 *

1, 5

1, 5

1, 5

13

20

15

12

13

20

15

12

Cw/w

(pF Max.)

Turns

Ratio

1:1

1:2CT

1:4CT

1:1.73CT

1:1

1:2CT

1:4CT

1:1.73CT

Dimensions

A

B

C

D

E

F

G

H

I

J

K

L

M

N

P

Q

Dim.

Min.

.300

.300

.250

---

.015

---

.400

.022

.012

---

8°

.055

---

---

---

---

Max.

.290

.290

.240

.500

.0125

.100

.390

.020

.010

.085

---

.045

.030

.100

.085

.610

Nom.

(Inches)

(millimeters)

7.11

7.11

5.84

---

.254

---

13.72

.457

.203

---

0°

.635

---

---

---

---

Min.

7.62

7.62

6.35

---

.381

---

12.22

.559

.305

---

8°

1.14

---

---

---

---

Max.

7.37

7.37

6.10

12.70

.318

2.54

13.97

.508

.254

2.16

---

.889

.762

2.54

2.16

15.50

Nom.

.280

.280

.230

---

.010

---

.380

.018

.008

---

0°

.035

---

---

---

---

12

5

4

6

A

PCA

EPRXXXXG

D.C.

Pin 1

I.D.

D

J

B

E

C

H

F

G

L

K

I

Pad

Layout

N

M

P

Q

• * Pin 4 not connected •