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