LAN Isolation Transformers for 10 Base-T 7325-7329 • Available with common mode chokes for EMI suppression • Exceeds IEEE 802.3, 10 Base-T specifications • Isolation voltage 2000 Vrms MECHANICAL AND SCHEMATIC (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC 1 SCHEMATIC 2 UNLESS OTHERWISE SPECIFIED, ALL TOLERANCES ARE ±0.005 ISSUE: B 06/05/02 7325-7329 ELECTRICAL SPECIFICATION @ 25˚C Part Number Turns Ratio (±5%) Primary Pins Common Mode Choke Sine Wave CW/W1 OCL1 (pF MAX) (µH MIN) L L1 (µH MAX) DCR (Ω MAX) Schem. Transmit Receive 7325 1CT:1CT 1CT:1CT 1-3 / 6-8 200 12 0.3 0.3 7326 1CT: √2CT 1CT:1CT 6-8 / 1-3 200 15 0.5 0.4 1 7327 2CT:1CT 1CT:1CT 1-3 / 6-8 100 10 0.4 0.5 1 7328 1CT: √2CT 1CT:1CT 6-8 / 1-3 X 200 12 0.5 0.6 2 7329 1CT:2CT 1CT:1CT 6-8 / 1-3 X 140 12 0.2 0.6 2 1. OCL, CW/W and LL are measured at 20 mVrms, 100 kHz. 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com An ISO 9001 Registered Company 1