Bothhandusa.com 10/100 BASE-T SINGLE PORT TRANSFORMER P/N:12ST1112 LF DATA SHEET Feature ! Compact symmetrical size facilitates chip shooter placement and reduces manufacturing time. IEEE 802.3 and ANSI X3.263 compliant including 350uH OCL with 8mA Bias. Patented interlock Base construction for high reliability. Lead free for external pins. Operating Temperature range: 0℃ to +70℃. Storage temperature range: -25℃ to +125℃. ! ! ! ! ! Electrical Specifications @ 25°C Part Number 12ST1112 LF Transmit OCL (uH Min) DCMR Turns Ratio @100KHz/0.1V (dB Min) TX/RX HI-POT (Vrms) TX RX with 8mA DC Bias 60MHz 100MHz 200MHz 1CT:1 1CT:1CT 350 -28 -26 -25 1500 Continue Part Number 12ST1112 LF Schematic Insertion Loss Return Loss Cross talk (dB Max) (dB Min) (dB Min) 0.3-100 MHz 1-30MHz 40MHz 50MHz 60-80MHz 1MHz 30MHz 60MHz 100MHz -1.2 -16 -14 -13 -12 -60 -40 -40 -35 Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A