PCA EPR1261G

ISDN-S Interface Dual Transformers
EPR1261G
ELECTRONICS INC.
• Optimized for Leading Transceiver I.C.’s •
• Meets CCITT 1.430 Four Wire “S” Interface •
• Meets or exceeds UL1459, UL1950 Standards •
• 1500 Vrms Isolation (1 Minute) •
Electrical Parameters @ 25° C
OCL
(mH Min.)
Cw/w
(pF Max.)
Leakage
Inductance
(µH Max.)
Turns
Ratio
Pri. DCR
(Ω Max.)
@ 10 KHz, 1 Vrms
@ 100 KHz, .02 Vrms
@ 100 KHz, .02 Vrms
1:2CT
20
130
5
---
Pins 1-3
Pins 6-8
Pins 1-3 to 16-14
Pins 6-8 to 11-9
Pins 1-3 w/ 16-14 shorted
Pins 6-8 w/ 11-9 shorted
---
Sec. DCR
(Ω Max.)
Primary
Pins
2.65
5
1,3/6,8
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---
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Schematic
Secondary
(Chip Side)
16
15
14
13 12
1
2
3
4
11
10
9
6
7
8
Primary
(Line Side)
5
Package
A
J
N
PCA
EPR1261G
D.C.
Pin 1
I.D.
B
Q
D
Solder Pad
Layout
P
M
E
C
H
Dimensions
F
K
L
I
G
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSR1261G
Rev. 1
Dim.
Min.
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
.930
.570
.385
--.005
--.725
.018
.008
--0°
.025
---------
(Inches)
Max. Nom.
.950
.590
.405
--.015
--.745
.022
.012
--8°
.045
---------
.940
.580
.395
.700
.010
.100
.735
.020
.010
.120
--.035
.030
.100
.085
.780
5/3/05 JDG
Product performance is limited to specified parameters. Data is subject to change without prior notice.
Min.
(millimeters)
Max. Nom.
23.62
14.48
9.78
--.127
--18.41
.457
.203
--0°
.635
---------
24.14
14.99
10.29
--.381
--18.92
.559
.305
--8°
1.14
---------
23.88
14.73
10.03
17.78
.254
2.54
18.67
.508
.254
3.05
--.889
.762
2.54
2.16
19.81
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com