Electrical Parameters @ 25° C

T1/CEPT Line Interface Transformers

CSR1541 - CSR1552

Rev. -

6/21/00

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

• Reinforced Insulation per UL1459 & UL1950, EN41003 & EN60950 •

• 3000 Vrms Isolation •

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

• Standard Operating Temperature : 0°C to 70°C •

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

(add suffix “E” to end of PCA Part Number: Example; EPR1546E)

Schematic

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

Dimensions

A

B

C

D

E

F

G

H

K

Dim.

Min.

.560

.560

.400

---

.035

---

.405

.028

.125

Max.

.550

.550

.390

.400

.030

.100

.400

.025

.120

Nom.

(Inches)

(millimeters)

13.72

13.72

9.65

---

.635

---

10.03

.559

2.92

Min.

14.22

14.22

10.16

---

.889

---

10.29

.711

3.18

Max.

13.97

13.97

9.91

10.16

.762

2.54

10.16

.635

3.05

Nom.

.540

.540

.380

---

.025

---

.395

.022

.115

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.

Turns

Ratio

1.27SC:1

1CS:1

1:1.36CT

1CT:2CT

1:1

1CT:2CT

1CT:3CT:1

1:1.08/1.36

1:1.4CT

1:1/1.26

1:1.58/2

1CT:1.41CT

Cw/w

(pF Max.)

15

15

35

20

20

15

30

20

30

35

20

20

LI

(µH Max.)

.70

.70

.60

.30-.55

.50

.80

.80

.60

1.00

.60

.70

.80

Pri. DCR

(

Ω Max.)

.50

.50

.70

.50

.50

.70

.70

.70

.70

.70

.70

.60

OCL

(mH Min.)

.800

.800

1.20

1.20

1.20

1.20

.600

1.50

1.50

1.50

1.50

1.20

Part

Number

EPR1541

EPR1542

EPR1543

EPR1544

EPR1545

EPR1546

EPR1547

EPR1548

EPR1549

EPR1550

EPR1551

EPR1552

.35

.45

.90

.90

.50

1.10

1.70

.90

.90

1.10

1.20

.80

Sec. DCR

(

Ω Max.)

C

C

D

A

B

A

E

D

D

D

D

A

Schematic

A

1

3

5

10

8

6

PCA

EPR15XX

D.C.

A

B

C

G

H

K

E

D

F

Package

1

2

10

6

4

5

C

B

1

5

10

6

1

3

5

10

6

D

1

2

3

10

8

6

4

5

E

1-5

1-5

10-6

1-5

1-5

1-5

1-3

10-6

10-6

10-6

10-6

10-6

Primary

Pins

Pin 1 ID