Electrical Parameters @ 25° C
T1/CEPT/ISDN-PRI
Interface Transformers
CSR1001 - CSR1010 Rev. 1 3/30/99
• Optimizied for Leading Transceiver I.C.’s •
• Meets or exceeds UL1459, UL1950 & EN60950 Standards •
• 1500 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
A
B
C
D
E
F
G
H
I
Dim. Min.
.500
.360
.250
---
.085
---
.405
.023
.140
Max.
.490
.350
.240
.200
.080
.100
.400
.020
.130
Nom.
(Inches) (millimeters)
12.19
8.64
5.84
---
1.90
---
10.30
.412
3.05
Min.
12.70
9.14
6.35
---
2.16
---
10.29
.584
.356
Max.
12.45
8.89
6.10
5.08
2.03
2.54
10.16
.508
3.30
Nom.
.480
.340
.230
---
.075
---
.395
.017
.120
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
1CT:1CT
1:2CT
1:1.15
1:1.36CT
1:1.26
1:3CT
1:4CT
1CT:2CT
1:2.3CT
1:1.5CT
Cw/w
(pF Max.)
25
40
35
35
40
60
40
30
35
30
LI
(µH Max.)
0.5
0.5
0.6
0.8
0.4
0.8
0.5
0.5
0.8
0.6
Pri. DCR
(Ω Max.)
0.7
0.7
0.7
0.7
0.7
0.9
0.7
0.7
0.7
0.7
OCL
(mH Min.)
1.2
1.2
1.5
1.2
1.5
1.2
0.5
1.2
1.2
1.2
Part
Number
EPR1001
EPR1002
EPR1003
EPR1004
EPR1005
EPR1006
EPR1007
EPR1008
EPR1009
EPR1010
0.7
1.3
0.9
0.9
0.9
2.7
1.5
1.2
1.4
1.0
Sec. DCR
(Ω Max.)
A
B
C
D
B
D
D
A
D
B
Schematic
ABCD
1
3
5
2
4
6
1
3
5
2
6
1
5
2
61
5
2
4
6
21
PCA
EPRXXXX
D.C.
5
B
A
G
E
C
F
F
H
6
34
D
