PCA EPA3372S

T1/CEPT/ISDN-PRI Transformer
EPA3372S
ELECTRONICS INC.
• Optimized for Siemens PEB2254 Series T1/ISDN Controllers •
• Dual Transformer in SMD Package •
• High Isolation between Pri-Sec.(min 3kV) •
• For compliance with regulatory specifications, •
contact PCA Quality Department
• Package in Tubes. Tape and Reel Optional •
Electrical Parameters @ 25° C
Primary Inductance
(mH Min.) (*)
Leakage Inductance
(µH Max.) (†)
Interwinding Capacitance
(pF Max.)
Turns Ratio
(±5%)
DCR
(Ω Max.)
Pins 16-14
Pins 11-9
A
B
A
B
A
B
Pri. A
Sec. A
Pri. B
Sec. B
1.0
1.0
0.95
0.95
30
30
1CT:1.41CT
1CT:1.41CT
0.70
0.90
0.70
0.90
• *Measured @ 100 KHz, 0.1 Vrms •
• †Reflects increased isolation between windings •
B
A
Schematic
Sec
1
16
2
15
3
14
Sec
Pri
6
11
7
10
8
9
Pri
Package
A
Dimensions
N
J
Pin 1
I.D.
Dim.
PCA
EPA3372S
D.C.
B
Q
D
A
B
C
D
E
F
G
H
I
J
K
L
M
N
P
Q
P
M
E
C
H
Solder Pad
Layout
F
K
L
(Inches)
Min.
Max. Nom.
.485
.260
.305
.350
.005
.050
.350
.016
.010
.073
0°
.025
.505
.280
.325
Typ.
.015
Typ.
.370
.022
Typ.
Typ.
8°
.045
(Millimeters)
Min.
Max. Nom.
12.32
6.60
7.75
8.89
.127
1.27
8.89
.406
.254
1.85
0°
.635
.030
.050
.055
.400
12.83
7.11
8.26
Typ.
.381
Typ.
9.40
.559
Typ.
Typ.
8°
1.14
.762
1.27
1.40
10.16
I
G
PCA ELECTRONICS, INC.
6799 SCHOENBORN ST.
NORTH HILLS, CA 91343
CSA3372S
Rev. -
4/15/97
TEL: (818) 892-0761
FAX: (818) 894-5791
http://www.pcainc.com