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PDF TEW4923 Data sheet ( Hoja de datos )
| Número de pieza | TEW4923 | |
| Descripción | ISDN S-Bus Input/Output Transformer | |
| Fabricantes | Filtran | |
| Logotipo |  |
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ISDN S-Bus
www.DataSheet4U.com
Input/Output Transformer
TEW4923
TEW4923 is designed/approved for
use as an input/output transformer
in the ISDN S-Interface.
Features
• Certified to the safety re-
quirements of :
EN41003 and EN60959.
BABT CR/T/0053.
• Fully encapsulated in epoxy
for mechanical protection
and to insure the dielectric
strength requirements.
TEW4923
“
”
“
”
“
TEW4923 - 1
TEW4923 - 2
“
”
TEW4923 - 3
TEW4923 - 4
AMD
National
Siemens
Siemens
Siemens
Siemens
79C30A
TP3420
PEB2080
PEB2081
PEB2085
PEB2086
Intel 29C53
Mitel
Mitel
Mitel
MT8930A
MT8930B
MT8931B
Motorola MC145474
Motorola MC145475
Motorola MC145574
MECHANICAL
61
52
43
TEW4923, -1 and -3
MT8930A/B
61
5
43
TEW4923-2
34
5
16
WHITE DOT
AT PIN 1
16
5
34
ELECTRICAL
Turns ratio
(1 - 3) : (6 - 4)
DCR
(Ohms)
(1 - 3)
(6 - 4)
Inductance (mH)
(6 - 4)
Leakage Ind. (µH)
(6 - 4)
L..C.L.
(dB) 10 - 300 KHz
Output/Input Impedance
Pulse Shape
Dielectric Strength
(Volts rms)
TEW4923
Connection of TEW4923-2
TEW4923-1 TEW4923-2 TEW4923-3 TEW4923-4
2 :1
1.8 : 1
2 :1
1 : 1 2.5 : 1
5.4 6.7 8.4 3.7 12.8
2.7 3.2 3.7 3.2 3.2
> 22 > 22 > 22 > 22 > 22
< 6.0
< 6.0
< 12
< 6.0
< 12
> 54 > 54 > 54 > 54 > 54
Conforms to the impedance mask given in CCITT I.430.
Conforms to the pulse mask given in CCITT I.430 with
50 and 400 ohms terminations.
4000
4000
4000
4000
4000
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada, K2E 7K3,
Tel: (613) 226-1626, Fax: (613) 226-7124
3-8
1 page | ||
| Páginas | Total 1 Páginas | |
| PDF Descargar | [ Datasheet TEW4923.PDF ] | |
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