Bothhandusa.com TS8121 LF 10/100 BASE-T ISOLATION TRANSFORMER P/N:TS8121 LF DATA SHEET Page : 1/1 Feature Designed to meet IEEE 802.3u requirement ,including 350uH OCL with 8mA bias. Designed for reflow soldering at temperature up to 235℃. Comply with RoHS requirements-whole part No Cd, No Hg, No Cr6+, No PBB and PBDE and No Pb on external pins. Comply with Air reflow profile of JEDEC 020C. Operating temperature range:0℃ to +70℃. Storage temperature range:-25℃ to+125℃. Electrical Specifications @ 25°C Part Turns Ratio OCL (uH Min) Number (±3%) @ 100KHz/0.1V with 8mA DC Bias TS8121 LF 1CT:1CT 350 Cw/w L.L DCR HI-POT (pF Max) (uH Max) (Ω Max) (Vrms) 28 0.4 0.9 1500 Continue Part Number TS8121 LF Insertion Loss Return Loss Cross talk DCMR (dB Max) (dB Min) (dB Min) (dB Min) 0.3-100 MHz 0.3-30MHz 60MHz 60-80MHz -1.1 -17 -12 -10 Schematic 0.3-60MHz 60-100MHz 30MHz -45 -35 Mechanical -40 60MHz 100MHz -35 -30