LAN1931-50 10/100BASE-Tx Magnetics Module Meets IEEE 802.3 standard RoHS Compliant Dual ports configuration Operating Temperature: 0℃~70℃ Electrical Specification @25℃ OCL: HI-POT : 350uH Min. @100KHz/0.1V with 8mA DC Bias 1500Vrms. Turn Ratio: D.C.R: Insertion Loss: Return Loss: 1CT:1CT±3% 0.9ohm Max. 0.1-100MHz : -1.0dB Max. 40MHz 50MHz -14.4dB Min. -13.0dB Min. 2-30MHz -18dB Min. D.C.M.R. : 1-60MHz -40dB Min. Cross Talk : 1MHz -55dB Min. 60-200MHz -30dB Min. 30MHz -45dB Min. Dimensions 60-80MHz -12dB Min. 60MHz -40dB Min. 100MHz -33dB Min. Schematic TD1+ 1 20 TX1+ TD1- 2 19 TX1- CT1 3 18 CMGND RD1+ 4 17 RX1+ RD1- 5 16 RX1- RD2- 6 15 RX2- RD2+ 7 14 RX2+ CT2 13 CMGND A B 9.9±0.25 21.0±0.25 LAN1931 DATE CODE G 2.0 G means RoHS compliant D 0.40 REF G 3.0 Min. C 6.35 Max. pin1 E 18.0±0.25 F Units: mm Unless otherwise specified, all tolerances are ±0.25 Ver. A 8 7.62 0.50REF 1/1 TD2- 9 12 TX2- TD2+ 10 11 TX2+