PCA EPR1281G

ISDN S-Interface Module
EPR1281G
ELECTRONICS INC.
• Optimized for Leading Transceiver I.C.’s •
• Meets CCITT I.430 Four Wire “S” Interface •
• Meets or exceeds UL1459, UL1950 & EN60950 Standards •
• Robust construction allows IR/VP reflow processes •
• Isolation : 1500 Vrms •
• Available with a Low or High Frequency Common Mode Choke •
Electrical Parameters @ 25° C
Transformer
Primary OCL
(mH Min.)
Interwinding
Capacitance
(pF Max.)
@ 20 KHz,
0.1 Vrms.
30
@ 100 KHz,
0.02 Vrms.
150
Choke
Leakage
Inductance
(µH Max.)
Distributed
Capacitance
(pF Max.)
10
DCR
(Ω ± 25 % Max.)
Primary OCL
(mH Min.)
DCR
(Ω Max.)
3.4/5.4
@ 20 KHz,
0.1 Vrms.
4.7
1.4
100
• ∆Idc : 3 mA Max. •
Schematic
Pri.
Sec.
1 1CT: 2.5CT
20
5
2
4
3
Pri.
Sec.
8 1CT: 2.5CT
13
7
19
9
18
6
12
11
10
Package
1.170
(29.72)
.135
(3.43)
Pin 1
I.D.
PCA
EPR1281G
Date Code
.500
(12.70)
.690
(17.53)
.900
(22.86)
.326
(8.28)
.020 ± .002
(.508 ± .050)
.090
(2.29)
.100
(2.54)
Pad
Layout
.030
(.762)
.010/.015
(.254/.381)
.010
(2.54)
.008/.012
(.203/.305)
0°-8°
.035
(.889)
.620
(15.75)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSR1281G
Rev. -
6/3/02
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