V.90 Modem transformer 7197 The 7197 is designed for V.90 applications to reflect 600 ohms on PRI with 287ohms on SEC. • Designed to IEC950 supplementary insulation. • Low distortion, specifically designed for V.90 applications • Available in tape and reel. Mechanical and Schematic (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC Part Number 13/03/02 7197 ELECTRICAL SPECIFICATION @ 25˚C Inductance (H min.) DCR @ 20˚C (Ω ±10%) Frequency Response (dB) Return Loss (dB min.) Insertion Loss (dB max.) Total Harmonic Distortion (dB max.) Hipot (VAC) (PRI):(SEC) 1kHz, 1.0V (1-3) PRI SEC 200-4000Hz 200-4000Hz 200-4000Hz, @1000Hz 600Hz, -10dBm PRI-SEC 1:1 1.5 155 145 ±0.25 14 3.85 -82 1650 ISSUE: A 7197 Turns Ratio ±1% An ISO 9001 Registered Company 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com