CEPT/T1 Output Transformer
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CEPT/T1
Output Transformer
TEW5110
TEW4921 T1/CEPT In/Output Transformer Through Hole HighVoltag...
Description
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CEPT/T1
Output Transformer
TEW5110
TEW4921 T1/CEPT In/Output Transformer Through Hole HighVoltage ............................................... 2-27 TEW5110 is designed and apComplies with ANSI T1.408 and proved to be used as an Output CCITT I.431 for Longitudinal BalTransformer with: ance. MITEL MT89760, -60B MT89790, -90B . Typical applications are: Primary rate ISDN network nodes. PBX or computer to T1/CEPT Digital Trunks. TDM Multiplexers.
TEW5110-4 is designed for MITEL MT89790B
when it operates from a single 5Vdc supply. Low profile Surface Mount.
MECHANICAL
Top view White dot at pin 1
12.2 2.54 (6 places) 9.6
1 Line 7 8
3 6 Device 4 5
All dimensions are in mm.
0.6 9.1
Recommended Recommended footprin
foot print 5.2 max 1.27
1.9
2.54 7.62
12.7
ELECTRICAL SPECIFICATION
TEW5110 - 1
-2
-3
-4
TEW5010
Application Line Impedance Turns ratio Inductance (mH) Longitud. Bal. Pulse Mask Dielectric Strength (Vrms) (3-6):(4-5):(1-8) (3-6):(4-5):(1-7) (1-8)
T1 & CEPT 100 & 120 Ω 1 : 1 : 0.5 > 0.50 T.408 I.431 T1 & CEPT 1500
CEPT 75 Ω 1 : 1 : 0.4 > 0.38 I.431 CEPT 1500
CEPT 75/120 Ω 1 : 1 : 0.5 1 : 1 : 0.4 > 0.50 I.431 CEPT 1500
CEPT 75/120 Ω 1:1:1.37 1:1:1.12 > 0.50 I.431 CEPT 1500
ISSUE: G
96/08/08
Filtran Limited
229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226 -1626 Fax : (613) 226 -7124
2-27
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