CEPT/T1
TEW5502 is designed and ap-
proved to be used as an OUT-
PUT transformer in T1/CEPT
applications with the following de-
vices:
Crystal
Level One
61535A,61574A
61575, 6158A
304A, 305A
Output Transformer
Typical applications are:
•
•
•
Primary rate ISDN network
nodes.
PBX or computer to
T1/CEPT Digital Trunks.
TDM Multiplexers.
TEW5502
Complies with ANSI T1.408 and
CCITT I.431 with regards to Lon-
gitudinal Balance.
MECHANICAL
120
Ω
6
Top view
Line
5
3
1
6
4
2
3
75
Ω
5
2
Device
Com. 4
1
All dimensions
are in mm.
ELECTRICAL SPECIFICATION
5502.chp
TEW5502-1
100
Ω
1 : 1.15
n/a
> 1.8
-2
75
Ω
1:1
n/a
> 1.5
-3
120
Ω
1:1.26
n/a
> 2.0
-4
120
Ω
75
Ω
1 : 1.26
1:1
> 2.0
Line Impedance
Turns ratio
Inductance (mH)
DCR (Ohms)
Longitud. Bal.
Pulse Mask
Dielectric Strength (Vrms)
(4 - 6)
(4 - 5)
(1 - 3) : (4 - 6)
(1 - 3) : (4 - 5)
(4 - 6)
(4 - 6)
(1 - 3)
ISSUE: A
94/11/10
T1.408
T1
1500
I.431
CEPT
1500
I.431
CEPT
1500
I.431
CEPT
1500
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
Tel : (613) 226 -1626 Fax : (613) 226 -7124
2-46
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