TEW5317 Datasheet, PDF (1/1 Pages) Filtran LTD – CEPT Input Transformer

CEPT
Input Transformer
TEW5317 is designed and
approved to be used as a
receive transformer in CEPT
applications with the following
device:
– STC TEL5219L
Longitudinal Bal.: Exceeds the
requirements of CCITT I.431
Return Loss: Exceeds the
requirements of
CCITT G.703 and BS6328.
Typical applications are:
• Primary rate ISDN network
nodes.
• PBX or computer to CEPT
Digital Trunks.
• TDM Multiplexers.
MECHANICAL
Top view
8.0 max
5
6
3
4
1
2
7.0
5.5 max
All dimensions
are in mm.
5
Line 6
4
ELECTRICAL SPECIFICATION
Line Impedance
(4 - 5)
Turns ratio
(4 - 5) : (3 - 2)
Inductance (mH)
(4 - 5)
Longitud. Bal.
Return Loss
Dielectric Strength (Vrms)
TEW5317
120 Ω
1 : 1.6
> 1. 2
I.431
G.703
1500
TEW5317
3
1 Device
2
Recommended
foot print
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
Tel : [phone] Fax : [phone]
2-37