PCA EPR1543

T1/CEPT Line Interface Transformers
ELECTRONICS INC.
• 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)
Electrical Parameters @ 25° C
Part
Number
Turns
Ratio
OCL
(mH Min.)
Cw/w
(pF Max.)
LI
(µH Max.)
Pri. DCR
(Ω Max.)
Sec. DCR
(Ω Max.)
Primary
Pins
Schematic
EPR1541
EPR1542
EPR1543
EPR1544
EPR1545
EPR1546
EPR1547
EPR1548
EPR1549
EPR1550
EPR1551
EPR1552
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
.800
.800
1.20
1.20
1.20
1.20
.600
1.50
1.50
1.50
1.50
1.20
15
15
35
20
20
15
30
20
30
35
20
20
.70
.70
.60
.30-.55
.50
.80
.80
.60
1.00
.60
.70
.80
.50
.50
.70
.50
.50
.70
.70
.70
.70
.70
.70
.60
.35
.45
.90
.90
.50
1.10
1.70
.90
.90
1.10
1.20
.80
1-5
1-5
10-6
1-5
1-5
1-5
1-3
10-6
10-6
10-6
10-6
10-6
C
C
D
A
B
A
E
D
D
D
D
A
Schematic
A
B
C
1
10
1
10
1
3
8
5
6
2
D
E
1
1
10
10
3
2
10
3
8
4
6
6
5
4
6
6
5
5
5
A
Package
Pin 1 ID
PCA
EPR15XX
D.C.
C
B
Dimensions
E
Dim.
Min.
D
A
B
C
D
E
F
G
H
K
.540
.540
.380
--.025
--.395
.022
.115
K
G
H
F
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSR1541 - CSR1552
Rev. -
(Inches)
Max. Nom.
.560
.560
.400
--.035
--.405
.028
.125
.550
.550
.390
.400
.030
.100
.400
.025
.120
6/21/00
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Min.
(millimeters)
Max. Nom.
13.72
13.72
9.65
--.635
--10.03
.559
2.92
14.22
14.22
10.16
--.889
--10.29
.711
3.18
13.97
13.97
9.91
10.16
.762
2.54
10.16
.635
3.05
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com