PCA EPA2731

ISDN Transformer
ELECTRONICS INC.
EPA2731
• S/T Interface Applications
• Dual Transformer in SMD Package
• Optional Packaging : Tubes or Tape & Reel
• 2000 Vrms Isolation
Electrical Parameters @ 25°C
Primary
Inductance
(mH Min.)
Leakage
Inductance
(µH Max.)
Pins 1-4
Pins 5-8
22
22
A
B
15
15
Interwinding
Capacitance
(pF Max.)
A
B
100
100
Pri. Dist.
Capacitance
(pF Max.)
Turns Ratio
(± 2%)
A
B
80
80
DCR
(Ω ± 25%)
A
B
Pri.
Sec.
1:2
1:2
2.3
4
Schematics
Pri,
1
A
B
Sec.
16
Pri,
5
Sec.
12
2
15
6
11
3
14
7
10
4
13
8
9
Package
.940
(23.88)
.120
(3.05)
Pin 1
I.D.
.100
(2.54)
PCA
EPA2731
D.C.
.520
(13.21)
.750
(19.05)
.700
(17.78)
.380
(9.65)
.016/.022
(.406/.559)
.120
(3.05)
Solder Pad
Layout
.030
(.762)
.010/.015
(.254/.381)
.008/.012
(.203/.305)
0°-8°
.040
(1.02)
.700
(17.78)
.100
(2.54)
Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25
PCA ELECTRONICS, INC.
16799 SCHOENBORN ST.
NORTH HILLS, CA 91343
Product performance is limited to specified parameters. Data is subject to change without prior notice.
CSA2731 Rev. 2
7/15/03
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com