TEW5280 Datasheet, PDF (1/1 Pages) Filtran LTD – CEPT /T1 Output Transformer

CEPT /T1
Output Transformer
TEW5280 is designed and approved
to be used as a transmit transformer
in T1/CEPT applications with the
following devices:
– Dallas
– PMC-Sierra
– AT&T
DS2186
DS2151Q
DS2153Q
PM4341 T1X
PM6431 E1
T7290
Complies with ANSI T1.408 and
CCITT I.431, with regards to
Longitudinal Balance
MECHANICAL
Typical applications are:
• Primary rate ISDN network
nodes.
• PBX or computer to T1/CEPT
Digital Trunks.
• TDM Multiplexers.
• Fully encapsulated in epoxy.
BABT certified for reinforced
insulation to EN60950 & EN41003
Cert # : CR/T/0052
TEW5280
WHITE
DOT
AT PIN 1
ELECTRICAL SPECIFICATIONS
Line Impedance
DCR (Ohms)
(1 - 3)
(6 - 4)
Turns Ratio
(1 - 3) : (6 - 4)
Inductance (mH)
( 6 - 4)
Pulse Mask
Longitud. Bal.
Dielectric Strength (Vrms)
1
Device
3
TEW5280-1
6
Line
4
TEW5280 -1
75, 100 & 120 Ω
0.61
0.77
1 : 1.35
> 1.75
T1 & CEPT
T1.408 & I.431
4000
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
Tel : [phone] Fax : [phone]
2-29