100/1000BASE-T TRANSFORMER MODULES Networking Components LF 92 08 A o ELECTRICAL CHARACTERISTICS @25 C Rise Time & Fall Time @5.0ns (Max), Hi-Pot Test @60Sec, 1500Vrms, OCL @8mA DC Bias 350uH (Min) Insertion Loss (dB Max) Model Return Loss (dB Min) Cross Talk (dB Min) 1-60 60-100 60-125 1-30 30-40 40-50 50-60 1-60 MHz LF9208A LF9209A -0.5 -0.5 MHz -1.0 -1.2 -1.0 -1.2 -16 -13.5 -11.5 -10 -16 -13.5 -11.5 -10 60-100 60-125 MHz -40 -40 -38 -38 Com. To Com. Rejection Ratio (dB Min) 1-100 Diff. To Com. Mode Rejection (dB Min) 1-60 MHz -33 -33 MECHANICAL CONSTRUCTION -30 -30 1 60-100 MHz MHz -40 -40 -30 -30 1:1 / 1:1 1:1 / 1:1 SCHEMATICS LF9208A A 2 1 3 13 24 B D 5 4 6 LF920** 12 1 E F DATE CODE 8 7 9 K H 11 10 12 C G I 12.50 16.76 1.27 0.76 J 24 23 22 21 20 19 18 17 16 15 14 13 LF9209A UNIT : mm / inch A = 17.00 0.254 / 0.669 0.010 B = 12.00 0.254 / 0.472 0.010 C = 5.71 0.254 / 0.225 0.010 D = 16.00 0.254 / 0.630 0.010 E = 1.27 / 0.050 (TYP) F = 0.46 0.127 / 0.018 0.005 G = 0.254 0.127 / 0.010 0.005 H = 0.254 / 0.010 (TYP) I = 1.00 0.254 / 0.039 0.010 J = 0o~8o K = 13.97 / 0.550 (TYP) 2 1 3 23 24 22 5 4 6 20 21 19 8 7 9 17 18 16 11 10 12 14 15 13 DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 252, SAN YING ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C. TEL: 886-3-3591968; FAX: 886-3-3591991 Http://www.deltaww.com/products/networking A-29 Turns Ratio TX/RX ( 5%)