Isolation Transformers for
LAN-Ethernet Applications
ELECTRONICS, INC.
EPA1473J-X
• Designed for IEEE 802.3 and ECMA Requiremnts •
• 2000 Vrms Hipot •
(In compliance with LANS safety requirements)
• Also available in 500 Vrms •
•
Available in Low Profile S.O.I.C. 16 Pin SMD Package •
Electrical Parameters @ 25°C
PCA
Part
Number
OCL
(µH ± 20%)
Interwinding
Leakage
Inductance
(µH Max.)
ET-Constant
(V-µSec. Typ)
Rise Time
(nS Max.)
DCR
(Ω Max.)
Capacitance
(pF Max.)
EPA1473J-1
EPA1473J-2
EPA1473J-3
EPA1473J-4
EPA1473J-5
EPA1473J-6
EPA1473J-7
EPA1473J-8
EPA1473J-9
25
30
5
5
0.15
2.0
2.0
2.0
2.0
2.4
2.5
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.5
0.15
0.15
0.20
0.20
0.30
0.30
0.30
0.40
0.50
0.15
35
6
0.15
50
7
0.20
75
8
0.20
100
125
150
175
9
0.25
10
11
12
0.25
0.25
0.25
•
Turns Ratio = 1:1 ± 5%
•
Schematic
16 15
13
12
10
9
8
Package
Marking :
PCA
A
1
2
4
5
7
EPA1473J-X
Date Code
N
J
Dimensions
Pin 1
I.D.
Solder
Pad Layout
B
E
Q
(Inches)
Max. Nom. Min.
(Millimeters)
Max. Nom.
10.92 11.43 11.18
P
Dim.
Min.
A
B
C
D
E
F
.430
.270
.168
---
.450
.290
.188
---
.440
.280
.178
.350
.035
.050
.310
.020
.010
D
6.86
4.27
---
7.37
4.77
---
7.11
4.55
8.89
.889
1.27
7.87
.508
.254
M
.025
---
.045
---
.635
---
1.14
---
C
G
H
I
---
---
---
---
.559
3.56
.018
.008
022
.012
.457
3.05
G
I
J
M
N
P
Q
---
---
---
---
---
---
---
---
030
.050
.055
.380
---
---
---
---
---
---
---
---
.762
1.27
1.40
9.65
H
F
CSA1473J-# Rev. - 12/12/98
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
Product performance is limited to specified parameters. Data is subject to change without prior notice.