T1/E1 and ISDN-PRI Transformer
ELECTRONICS INC.
EPA4027S
• UL94V-0 Recognized Materials
• UL1446 Class B Insulating System
• Operating Temperature : 0°C to +70°C
• Surface Mount Package
• 1500 Vrms Isolation
Electrical Parameters @ 25°C
Primary Inductance
(mH Typ.)
Pins 16-14
1.2
Leakage Inductance
(µH Max.)
Pri.
Pins 6-8
1.2
A
0.4
B
0.4
A
30
B
30
Interwinding Capacitance
(pF Max.)
Pri.
A
0.7
DCR
(Ω Max.)
Pri.
B
0.7
Crosstalk
(dB Typ.)
0.1-10 MHz
-60
Schematics
A
Sec.
1
2
3
2CT:1CT
Pri.
16
15
14
Pri.
6
7
8
1CT:1.36CT
B
Sec.
11
10
9
Package
.490
(12.45)
.070
(1.78)
PCA
EPA4027S
D.C.
.050
(1.27)
.085
(2.16)
.270
(6.86)
.405
(10.29)
Solder Pad
Layout
Pin 1
I.D.
.350
(8.89)
.030
(.762)
.005/.010
(.127/.254)
.190
(4.82)
.018/.022
(.457/.559)
0°-8°
.008/.012
(.203/.305)
.050
(1.27)
.035
(.889)
.365
(9.27)
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.
CSA4027S Rev. -
1/26/05 FT
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pca.com
PCA [ PCA ELECTRONICS INC. ]
