ISDN S-Interface Transformer
ELECTRONICS INC.
EPR1230G
• SOIC Dual Transformer •
• 1500 Vrms Isolation •
Electrical Parameters @ 25° C
OCL
(mH Min.)
10 KHz, 0.1 Vrms
22
LL
(µH Max.)
100 KHz, 0.1 Vrms
5
Cww
(pF Max.)
100 KHz, 0.1 Vrms
80
Pri.
1.25
DCR
(Ω Max.)
Sec.
3.10
Turns Ratio
(± 5% each coil)
Pri.:Sec.
1:2.5
Schematic
16
Sec.
15 14
13
12
11 10
9
Pri.
1
2
3
4
5
6
7
8
Package
.990
(25.15)
.145
(3.68)
PCA
EPR1230G
Date Code
.440
(11.18)
.100
(2.54)
.620
(15.75)
Pad
Layout
.092
(2.34)
Pin 1
I.D.
.700
(17.78)
.010 ± .005
(.254 - .127)
.030
(.762)
.340
(8.64)
0°-8°
.011 ± .002
(.279 ± .050)
.035
(.889)
.019 ± .002
(.483 ±.051)
.100 ± .002
(2.54 ± .050)
.570
(14.48)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSR1230G
Rev. -
5/15/02
Product performance is limited to specified parameters. Data is subject to change without prior notice.
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA [ PCA ELECTRONICS INC. ]
