CEPT/T1 TEW5720 Output Transformer TEW5720-1 is designed to be used as transmit transformer for: TEW5720 is designed to be used as a transmit transformer in the ISDN primary rate access network with the following devices: – Dallas DS2186 DS2151Q DS2153Q – AT&T T7290 – PMC-Sierra PM4341 T1X PM6341 E1 – Rockwell BT8510 Features • Low cost. • Thriugh Hole and SMD For SMD version: Add letter “S” after part number. E.g. TEW5720S-1.TDM Multiplexers. MECHANICAL TOP VIEW 10.7 ALL DIMENSIONS ARE IN MM 10.2 DIMENSIONS ARE IN MM. 13.0 max 9.4 max 2.54 1.6 1 6 2 5 3 4 1.3 2.54 5.08 0.7 DIA O.65 8.6 13.5 8.7 6 5 4 DRILL 1.0 mm 6 PLACES 1 2 3 Recommended foot print 8.7 max GRID 2.54 x 2.54 WHITE DOT TEW5720 TEW5720S 120 Ω 6 1 75 Ω 5 Line Device 5720.CHP Line Impedance (Ω) ISSUE: C ELECTRICAL SPECIFICATION 98/09/18 Com. 4 TEW5720 Application Inductance (mH) Pulse Mask Longitudinal Balance Dielectric Strength Filtran Limited (V rms) TEW5720-1 T1/CEPT T1/CEPT 100 /120 75 100/120 75 (3 - 1) : (4 - 6) (3 - 1) : (4 - 5) 1:1.35 1:1 1 : 1.26 1:1 (4 - 6) > 0.50 > 0.5 T1.408 G.703 T1.408 G.703 I.431 I.431 1500 1500 (4 - 6) (4 - 5) Turns ratio 3 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226-1626 Fax : (613) 226-7124 2-48