TEW4229 Datasheet, PDF (1/1 Pages) Filtran LTD – U-BUS/DNIC Input/Ouput Transformer

ISDN
U-BUS/DNIC Input/Ouput Transformer
TEW 4229
TEW 4229 is a DNIC interface
Transformer approved by Mitel
for use with their MT8972 and
MT8971B/72B devices.
Applications:
• Digital subscriber lines.
• High speed data transmis-
sion over twisted wire.
• Digital PABX line cards
and telephone sets.
MECHANICAL
All dimensions
are in inches
ELECTRICAL
DC Resistance
Inductance
Leakage Inductance
Turns Ratio
Dielectric Strength
Bandwidth
(6-1)
(2-4)
(3−5)
(6-1)
(6-1)
pri to sec
(V rms)
(approx)
TEW4229 TEW4229-1
2.25 Ω
1.00 Ω
1.00 Ω
2.25 Ω
1.00 Ω
1.00 Ω
>30 mH
>30 mH
< 100 uH
< 100 uH
4:1:1
4:1:1
2500
1500
3 dB, 10 - 500 KHz
Filtran Limited 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3
4-7