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Filtran - CEPT Matching Transformer

Numéro de référence TEW5054
Description CEPT Matching Transformer
Fabricant Filtran 
Logo Filtran 





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TEW5054 fiche technique
CEPT
www.DataSheet4U.com
Matching Transformer
TEW5054
TEW5054 is specifically de-
signed to match a 120 twisted
pair to a 75 coaxial line in the
CEPT trunk.
The Longitudinal balance ex-
ceeds the requirements of:
CCITT I.431.
The Return Loss exceeds the re-
quirements of
CCITT G.703 and BS6328.
MECHANICAL
White dot
at pin 1
Top view
12.2
10.7
9.1
5.5
2.54 (6 places)
0.6
Recommende
foot print
All dimension1s.27
are in mm.
2
75
unbal.
6
es)
4
7 120
bal.
1
nded
27
1.9
2.54
7.62
ELECTRICAL SPECIFICATIONS
Line Impedance
Turns ratio
Inductance
Pulse Mask
Longitudinal Bal.
Pri. (2 - 6)
Sec. (4 - 1)
(2 - 6) : (4 - 1)
(4 - 1)
(CCITT I.431)
Return Loss
(CCITT G.703)
Dielectric Strength
TEW5054
75
120
1 : 1.26
> 1.0 mH
CEPT
> 40 dB
> 12 dB
> 18 dB
> 14 dB
1500 Vrms
unbalanced
balanced
50 - 1544 KHz
50 - 100 KHz
100- 2048 KHz
2048 - 3072 KHz
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
Tel: (613) 226-1626 Fax: (613) 226-7124
5-6

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