ISDN U Interface Transformers
ELECTRONICS INC.
EPR1102-EPR1106
• Optimized for Leading Transceiver I.C.’s
• 2000 Vrms Min. Isolation
• Also available in 8 Pin Package
• Meets or exceeds UL1459 & UL1950 Standards
Electrical Parameters @ 25°C
Part
Number
EPR1102
EPR1103
EPR1104
EPR1105
EPR1106*
Turns Ratio
Line:Chip
OCL†
(mH Min.)
IDC
(mA Max.)
Pri. DCR
(Ω Max.)
Sec. DCR
(Ω Max.)
Line Side
Pins
Schematic
Pin 6
Removed
No
No
Yes
Yes
Yes
6.4
25.5-28.5
11.6
2:1
1-5
60
A
2.5
14.2-15.8
16
1.5:1
4-2
60
B
3
25.6-29.0
20
1.5:1
4-2
60
B
3
25.6-29.0
20
1.5:1
1-5
60
A
7
26.5-29.5
12
1.25:1
1-5
80
A
•
*Operating Temperature Range :
-40°C to +80°C •
†Line Side :
Line Side at series condition •
A
Chip Side
9
8
7
Schematics
B
Chip Side
7
8
9
1
2 4
5
Line Side
5
2 4
1
Line Side
Package
10
.600
(15.24)
PCA
EPR11XX
6
1.050
Max.
(26.67)
D.C.
Pin 1
I.D.
1
.950 Max.
(24.13)
.450
Max.
(11.43)
.170 ± .040
(4.32 ± 1.02)
5
.042
(1.07)
.150
(3.81)
.800
(20.32)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
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.
CSR1102-CSR1106
Rev. 4
7/8/03 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA [ PCA ELECTRONICS INC. ]
