HDSL Transformer 7100 • Designed for use with Level One’s ICs SK70721/725 and Zarlink’s MH88435 and MH88612 • Excellent THD performance • Designed to meet the supplementary insulation requirements of UL 1950, IEC950 and EN60950 for working voltages up to 250Vrms • Extended temperature range: -40°C to +85°C MECHANICAL AND SCHEMATIC (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC 1 : 1.8 1 : 1.8 UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.010 7100 1:1.8 ISSUE: A Turns Ratio (±2%) 08/08/02 ELECTRICAL SPECIFICATION @ 25˚C Inductance (mH ± 10%) Leakage Inductance (µH MAX) Line Side (10-7)(w/ 6-9 shorted) (10-7)(w/ 6-9, 1-4 , 2-5 shorted) 3.00 30 Longitudinal Balance (dB MIN @ 135Ω) DC Resistance (Ω MAX) Return Loss (dB MIN) 5 – 196 kHz 40 – 200 kHz 50 16.5 Line Side Chip Side (10-6)=(9-7) (1-5)(w/ 2-4 shorted) 1.5 2.3 Isolation Voltage (Vrms) • THD Typical @ 135Ω: -75dB @ 5kHz, 6V p-p 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com An ISO 9001 Registered Company 2000