Bothhandusa.com 20 PIN DIP ETHERNET 10/100 BASE DUAL PORT TRANSFORMER P/N: 20PT1120F DATA SHEET Feature ! ! ! Compliant with IEEE 802.3u and ANSI X3.263 standards Including 350uH OCL with 8mA Bias. Operating temperature range : 0℃ to +70℃. Storage temperature range: -25℃ to +105℃. Electrical Specifications @ 25°C Part (±5%) Number 20PT1120F Primary OCL Turns Ratio (uH Min) OCL CW/W Pri DCR HI-POT @100KHz/0.1V (uH Max) (pF Max) (Ω Max) (Vrms) 0.4 28 0.9 1500 TX RX with 8mA DC Bias 1CT:1CT 1:1 350 Continue Part Number 20PT1120F Insertion Loss Return Loss Cross talk DCMR (dB Max) (dB Min) (dB Min) (dB Min) 0.3–100MHz 0.3-30MHz -1.1 Schematic -18 30-60MHz 60-80MHz 0.3-100MHz 0.3-100MHz -14 -12 -35 -30 Insulation Resistance (MΩ) 10,000 Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 )