Audio Line Matching Transformer TEA4466 is a 1 : 1 line matching transformer with the following features. • • • • TEA4466 Applications: Line matching in 600 or 900 Ω circuits where no loop current handling is required. Low cost. Small size. Conforming to FCC part 68 and CS 03 regulations. Split secondary windings to facilitate phantom power feed. MECHANICAL 5 0.56 max 0.83 10 0.74 9 0.48 8 1 7 DIA 0.020 0.1 DIMENSIONS ARE IN INCHES DOT AT PIN #1 0.40 0.59 1 5 0.52 10 0.34 0.78 0.50 6 ISSUE: D 95/04/05 TEA4466 BOTTOM VIEW ELECTRICAL Impedance Insertion Loss 600 Ω : 600 Ω < 0.5 dB @ 1000 Hz Frequency Response Longitudinal Balance < 1.0 dB > 65 dB 300 - 3500 Hz 300 - 3500 Hz Winding Resistance 26 Ω nom. 17 Ω nom. each 5-1 9 -10 & 7 - 8 Return loss > 11 dB > 14 dB 1500 V RMS 300 - 5000 Hz 500 - 3500 Hz Dielectric Strength Filtran Limited 229 Colonnade Road, Nepean, Ontario, K2E 7K3, Canada Tel:(613)226-1626, Fax:(613)226-7124. 7-9