Audio Line Matching Transformer 3853-X TLA3853-2 is a 1:1 line matching transformer with the following features: • Low profile • DC loop current capability • Conforms to FCC part 68, Canadian CS 03 regulations • High voltage insulation between input and output windings Applications: Line matching in 600 & 900 Ω circuits with up to 100 mA loop current capability. MECHANICAL AND SCHEMATIC (All dimensions in inches) 3853 3853-1 3853-2 NOTE: PINS 2,4 & 8 REMOVED FOR 3853-2 UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010 ISSUE: E 23/10/02 3853-X ELECTRICAL SPECIFICATION @ 25 ˚C Impedance Insertion Loss Frequency Response Longitudinal Balance DCR (Ω) (dB) (dB) (dB) (Ω) (Ω) Return Loss @ 80 mA DC (dB) Dielectric Strength (Vrms) @ 1000 Hz 300 – 3500 Hz 300 – 3500 Hz Pri Sec 300 – 3500 Hz 3853 600 : 600 1.5 < 1.0 > 65 94 113 > 11 1500 3853-1 150/150 : 150/150 1.5 < 1.0 > 65 94 113 > 11 1500 3853-2 600 c.t. : 150/150 1.5 < 1.0 > 65 94 113 > 11 1500 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com An ISO 9001 Registered Company