12ST1112-LF

10/100 BASE-T SINGLE PORT TRANSFORMER Bothhandusa.com 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 Turns Ratio TX 1CT:1 RX 1CT:1CT OCL (uH Min) @100KHz/0.1V with 8mA DC Bias 350 60MHz -28 DCMR (dB Min) TX/RX 100MHz -26 200MHz -25 1500 HI-POT (Vrms) Continue Part Number 12ST1112 LF Insertion Loss (dB Max) 0.3-100 MHz -1.2 1-30MHz -16 Return Loss (dB Min) 40MHz -14 50MHz -13 60-80MHz -12 1MHz -60 Cross talk (dB Min) 30MHz -40 60MHz -40 100MHz -35 Schematic Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A