LF8258 Datasheet | Delta

Networking ponents ELECTRICAL CHARACTERISTICS @25 C o FAST ETHERNET 10BASE-T/100BASE-TX TRANSFORMER MODULES 5 82 0 80 Rise Time & Fall Time @5.0ns (Max), Hi-Pot Test @60Sec, 1500Vrms, OCL @8m A DC Bias 350u H (Min) Model Insertion Loss (d B Max) 1~100 MHz -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.0 Return Loss (d B Min) 2~30 40 50 MHz -18 -18 -18 -18 -18 -18 -18 -18 -18 -18 -18 -18 -17 -14.5 -17 -14.5 -16 -12.0 -16 -12.0 -17 -14.5 -17 -14.5 -16 -12.0 -16 -12.0 -16 -12.0 -17 -14.5 -17 -14.5 -17 -14.5 60~80 -12 -12 -10 -10 -12 -12 -10 -10 -10 -12 -12 -12 1 -65 -65 -65 -65 -65 -65 -65 -65 -65 -65 -65 -65 Cross Talk (d B Min) 30 60 MHz -45 -45 -45 -45 -45 -45 -45 -45 -45 -45 -45 -45 100 -35 -35 -35 -35 -35 -35 -35 -35 -35 -35 -35 -35 . To . Rejection Ratio (d B Min) 1~60 60~100 MHz -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 Diff. To . Mode Rejection (d B Min) 1~60 60~100 MHz -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -40 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 -30 Turns Ratio TX/RX ( 5%) 1 MHz 1:1 / 1:1 1:1 / 1:1 2:1 / 1:1 1:1.414 / 1:1 1:1 / 1:1 1:1 / 1:1 1.414:1 / 1:1 1.25:1 / 1:1 2:1 / 1:1 1:1 / 1:1 1:1 / 1:1 1:1 / 1:1 LF8258 LF8264A LF8702 LF8703 LF8707 LF8708 LF8715 LF8725B LF8726 LF8731 LF8737 LF8741 -55 -55 -55 -55 -55 -55 -55 -55 -55 -55 -55 -55 MECHANICAL CONSTRUCTION A 24.13 B D LF8- - E K F DATE CODE 1.27 0.76 12.18 16.76 UNIT : mm / inch A = 28.00 0.254 / 1.102 0.010 B = 12.00 0.254 / 0.472 0.010 C = 5.80 0.254 / 0.228 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 o o J= 0 ~8 K = 24.13 / 0.950 (TYP) DELTA ELECTRONICS, INC. (TAOYUAN PLANT CPBG) 31-1, SHIEN PAN ROAD, KUEI SAN INDUSTRIAL ZONE, TAOYUAN SHIEN, TAIWAN, R.O.C. TEL: 886-3-3626301; FAX: 886-3-3618901 .deltaww./products/networking/ Free Datasheet http://.. Networking...