LAN TEW4087 Matching Transformer SCOPE The TEW4087 transformer was designed to provide matching between a coax cable and a twisted pair. It is based on the Ethernet data link protocol which uses baseband signaling at 10Mbps. MECHANICAL 0.40 2 0.40 ALL DIMENSIONS ARE IN INCHES 0.10 1 5 6 3 4 DIA O.025 0.30 6 5 4 DRILL O.O40 6 PLACES 1 2 3 GRID 0.10 x 0.10 WHITE DOT 93/02/05 TEW4087 ELECTRICAL Inductance each winding 500 µH min Leakage Inductance 1-6 with 2,3,4,5 shorted 0.5 µH max Winding Resistance each winding 0.7 Ω max Issue:B Interwinding Capacitance Turns Ratio Dielectric Strength Filtran Limited 90 pf max 1:1:1 500V rms 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3 Tel : (613) 226 1626 Fax : (613) 226 7124 5-3