TFS2574-2 FILTRAN [Filtran LTD], TFS2574-2 Datasheet
TFS2574-2
Manufacturer Part Number
TFS2574-2
Description
T1/CEPT Input Transformer
Manufacturer
FILTRAN [Filtran LTD]
Datasheet
1.TFS2574-2.pdf
(1 pages)
T1/CEPT
TFS2574
Filtran Limited
TFS 2574 is specifically designed for
use as a Line Input Transformer in
T1/CEPT applications.
It has been approved by MITEL for
use with their MH89760 and
MH89790 devices.
TFS2574 is available in five ver-
sions: - 0, -2, -3, -4 and -5 for 100,
120 and 75/120
Also suitable as Input/Ouput trans-
former for other makes of T1/CEPT
interface devices.
MECHANICAL
ELECTRIAL SPECIFICATIONS
Line Impedance:
DCR (Ohms)
Inductance (mH)
Turns Ratio
Dielectric Strength (V rms)
Applicable documents:
Longitudinal Bal.
Return Loss
All dimensions
are in inches
T1
line impedances.
(1 - 8):(3 - 6):(4 - 5)
CEPT(MH89790)
(3 - 6) & (4 - 5)
T1 (MH89760)
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3
CCITT G.703
ANSI T1.408
CCITT I.431
ANSI T1.408
Intput Transformer
(1 - 7):(1 - 8)
BT BS6328
(1 - 8)
(1 - 8)
(1 - 7)
Tel : (613) 226 1626 Fax : (613) 226 7124
Line 75 8
Typical applications are:
Input Transformer
com 1
120 7
PBX or computer to T1/CEPT
Digital Trunks.
High speed data link using
T1/CEPT Digital Trunk.
TDM Multiplexers.
ISDN Primary Rate.
Through Hole
TFS2574
DIA 0.047"
> 2.2mH
100
1:1:1
1500
75
yes
yes
yes
yes
0.6
0.7
n/a
TFS2574-4
DIA 0.060"
> 1.07mH
1.25:1:1
View in mounting direction
120
1500
0.37
0.64
-2
yes
yes
n/a
n/a
n/a
Hole arrangement
Standard ....................................................
4
5
3
6
device
device
> 1.5mH
1.25:1:1
120
- 3
1500
yes
yes
0.6
0.6
n/a
n/a
n/a
Line
> 1.20mH
1
8
75/120
> 1.9mH
1.26:1
1:1:1
1500
0.41
0.62
-4
TFS2574 , -2 , -3 , -5
yes
yes
n/a
n/a
n/a
TFS 2574
> 0.8mH
1:1:1
1500
-5
75
0.41
0.75
yes
yes
yes
n/a
n/a
2-10
2-10
4
5
3
6
device
device
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