PCA EPA3491G

ISDN S - Interface Transformer
EPA3491G
ELECTRONICS INC.
• Meets Pulse Waveform Template of CCITT 1.430 •
with recommended Chip Pair Lucent T7250/2/6
and Motorola MC145574
• 3000 Vrms Isolation •
• Reinforced Insulation •
• Operating Temp. 0°C - 70°C •
Electrical Parameters @ 25° C
OCL
(mH Min.)
Leakage Inductance
(µH Max.)
Interwinding Capacitance
(pF Max.)
Pins 1-5 (Sec.)
Pins 10-6 (Pri.)
Turns Ratio
(Pri : Sec ±2%)
I dc
(mA Max.)
Pin 10-6 (Pri.)
Pri. to Sec.
100
45
15
22
Distributed Capacitance
(pF Max.)
1:2.5
3
DCR
(Ω ±25%)
Pri
Sec
1.3
3.5
Schematic
Pri.
(Line Side)
Package
10 9 7
6
1
5
A
Pin 1
I.D.
Sec.
(Chip Side)
O
J
P
PCA
EPA3491G
D.C.
B
Solder Pad
Layout
Q
Dimensions
Dim.
D
M
E
C
H
F
N
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
K
L
I
G
PCA ELECTRONICS, INC.
6799 SCHOENBORN ST.
NORTH HILLS, CA 91343
2 4
CSA3491G
Rev. -
Min.
.540
.540
.420
--.005
--.650
.018
----0°
.025
(Inches)
Max. Nom.
.560
.560
.440
--.015
--.670
.022
----8°
.045
.550
.550
.430
.200
.010
.100
.660
.020
.010
.075
--.035
.030
.100
.200.
085
.720
6/9/98
Product performance is limited to specified parameters. Data is subject to change without prior notice.
(Millimeters)
Min.
Max. Nom.
13.72
13.72
10.67
--.127
--16.51
.457
----0°
.635
---
14.22
14.22
11.18
--.381
--17.02
.559
----8°
1.14
13.97
13.97
10.92
5.08
0.26
2.54
16.76
0.51
0.26
1.91
--0.89
.762
2.54
5.09
2.16
18.29
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com