TEW4976-3 [FILTRAN]
CEPT/T1 Output Transformer; CEPT / T1输出变压器
| 型号： | TEW4976-3 |
| 厂家： | 
FILTRAN LTD |
| 描述： | CEPT/T1 Output Transformer |
| 文件： | 总1页 (文件大小：46K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
CEPT/T1
Output Transformer
TEW4976
TEW4976 is designed and
recommended to be used as a
transmit transformer in T1 and
CEPT applications with the
following devices:
Typical applications are:
•
•
•
Primary rate ISDN network
nodes.
PBX or computer to T1/CEPT
Digital Trunks.
CRYSTAL CS61535A, CS61574A,
TDM Multiplexers.
CS61575
CS6158A.
Level One LXT304A, LXT305A
BABT certified for reinforced
insulation to EN60950 & EN41003
Complies with ANSI T1.408 and
CCITT I.431.
Cert # : CR/T/0052
MECHANICAL
6
4
1
Device
2 Line
3
WHITE DOT
AT PIN 1
All dimensions
are in inches
ELECTRICAL SPECIFICATIONS
Line Impedance
TEW4976 - 1
- 2
- 3
- 4
(1 - 3)
(1 - 2)
100 Ω
75 Ω
120 Ω
120 Ω
75 Ω
Turns ratio
(6 - 4) : (1 - 3)
(6 - 4) : (1 - 2)
1: 1.16 c.t
1 : 1 c.t
1 : 1.26 c.t
1 : 1.26
1:1
Inductance
(mH)
(dB )
(1 - 3)
> 1.5
T1
> 1.2
CEPT
> 40
> 1.8
CEPT
> 40
>1.8
CEPT
> 40
Pulse Mask
Longitud. Bal.
50 - 1.544 KHz
> 40
4000
Dielectric Strength (Vrms)
4000
4000
4000
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3,
Tel : (613) 226 1626 Fax : (613) 226 7124
2-17
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