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TEW5043 Datasheet(PDF) 1 Page - Filtran LTD

Part No. TEW5043
Description  CEPT Matching Transformer
Download  1 Pages
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Maker  FILTRAN [Filtran LTD]
Homepage  http://www.filtran.com
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TEW5043 Datasheet(HTML) 1 Page - Filtran LTD

   
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TEW5043 is specifically
designed to match a
120
Ω twisted pair to a 75 Ω
coaxial line in the CEPT trunk.
The Longitudinal balance
exceeds the requirements of
CCITT I.431.
The Return Loss exceeds the
requirements of
CCITT G.703 and BS6328.
Line Impedance
Pri.
(1 - 6)
75
unbalanced
Sec.
(7 - 9)
120
balanced
Turns ratio
(1 - 6) : (7 - 9)
1 : 1.26
Inductance
(7 - 9)
> 5.0 mH
Pulse Mask
CEPT
Longitudinal Bal.
(CCITT I.431)
> 40 dB
50 - 1544 KHz
Return Loss
(CCITT G.703 and BS6328)
> 15 dB
50 - 100 KHz
> 20 dB
100- 3000 KHz
Dielectric Strength
1500 Vrms
9
8 120
bal.
7
1
75
unbal.
6
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
5-5
Tel: (613) 226-1626 Fax: (613) 226-7124
CEPT
Matching Transformer
TEW5043
ELECTRICAL SPECIFICATIONS
TEW5043
19.4 MAX
13 ± 0.1
13.0
0.6
2.54 ( 8 PLACES)
9.0 ± 0.1
MECHANICAL
White dot
at pin 1
All dimensions
are in mm.
1.27
10.16
2.54
20.32
2.76
RECOMMENDED
FOOT PRINT
DO NOT USE IN NEW
DESIGNS.
Use TEW5054 where
possible.
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