ISDN S-Bus
Input/Output Transformer
TEW5995
TEW5995 is a surface mount transformer,designed to comply with the
requirements of an input/output transformer in the ISDN S-Bus Interface.
TEW5995 complies with the requirements of CCITT I.430.
It has been designed and approved for the following devices:
TEW5995
AMD . . . . . . . . . . . . . . . . . . . . . . . .79C30A
Mitel
. . . . . . . . . . . . . . . . . . . .MT8930A,- B, - C
. . . . . . . . . . . . . . . . . . . . . . . . . . .MT8931B, - C
National
. . . . . . . . . . . . . . . . . . . . . . . . .TP3420
Siemens
. . . . . . . . . . . . . . . .PEB2080, PEB2081
. . . . . . . . . . . . . . . . . . . . . . .PEB2085, PEB2086
Cologne
. . . . . . . . . . . . . . . . . . . . . . . . .HFC-SP
TEW5995-1
Intel
. . . . . . . . . . . . . . . . . . . . . . . . .29C53
TEW5995-2
Motorola
. . . . . . . . .MC145474, MC145475
TEW5995-3
Motorola
. . . . . . . . . . . . . . . . . .MC145574
Mechanical and Schematic
Dot at
pin 1
Top view
14.6
鹵
0.30
1
max.
2.54 (6 places)
6
5
Device
8
7
2
Line
3
4
14.0 max
0.7
12.0
max
RECOMMENDED
FOOT PRINT
2.8
1.3
< 11 . 0
2.54
16.0
7.62
All dimensions
are in mm
ELECTRICAL SPECIFICATION
DCR
Inductance
Leakage Ind.
TurnsRatio
Longitudinal Bal. *
Input/Output Impedance
Pulse Shape
Dielectric Strength
98/06/30 5995
TEW5995
-1
-2
-3
(Ohms)
(mH)
(mH)
(dB)
(1 - 4)
(6 - 7)
(1 - 4)
(1 - 4)
(1 - 4) :(6 - 7)
10 - 300 KHz
ISSUE: C
(Vrms)
3.4
3.4
3.4
4.4
7.0
6.3
3.7
17.7
> 22
> 22
> 22
> 22
< 12
< 12
< 12
< 12
1 :2
1 : 1.8
1 :1
1 : 2.5
> 65
> 65
>65
> 65
Conforms to the impedance mask in I.430
Conforms to the pulse mask in I.430
1500
1500
1500
1500
* Does not meet the I.430 L.C.L. requirements with the Mitel devices.
An ISO 9001 Registered Company
229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com
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