LAN 10 BASE-T TRANSFORMER and CHOKE 7245 • Supports 10Base2, 10Base5 & 10 Base-T • Operating temperature range -40°C to +85°C • Meets IEEE 802.3 standard • Designed for level One lXT 905 MECHANICAL AND SCHEMATIC (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC Part Number 7245 Turns Ratio ±5% L (µH MIN) @ 100 kHz, 0.020 Vrms LL (µH MAX) @ 1 MHz, 0.020 Vrms Cw/w (pF MAX) @ 1 MHz, 0.020 Vrms Dielectric (Vrms MIN) @ 60 Hz, 1 min. DCR (Ω MAX) RX TX 1-3 6-8 1-3 6-8 1-3 6-8 1-3 14-16 6-8 9-11 1CT:1CT 1CT:2CT 120 20 0.40 0.20 9 6 0.90 0.90 0.90 0.90 ISSUE: B 21/12/01 7245 ELECTRICAL SPECIFICATION @ 25˚C An ISO 9001 Registered Company 229 Colonnade Road, Nepean, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com 1500