Bothhandusa.com 40 PIN SMD ETHERNET 10/100 BASE QUAD PORT TRANSFORMER P/N: 40ST1038AX DATA SHEET Feature l l l l l l IEEE 802.3 Ethernet compatible, 100 BASE-TX. Surface mountable. Design for multi-port repeater and Ethernet switching Hub application. Customer designs available for specific application. Operating temperature range : 0℃ to +70℃. Storage temperature range: -25℃ to +125℃. Electrical Specifications @ 25°C Turns Ratio (±5%) Part Number 40ST1038AX OCL (uH Min) @ 100KHz/0.1V TX RX with 8mA/DC Bias 1:0.85 1:0.85 350 HI-POT (Vrms) 1500 Continue Insertion Loss (dB Max) Part Return Loss (dB Min) Number 40ST1038AX Cross talk CMR (dB Min) (dB Min) 1-100MHz 1-30MHz 30-60MHz 60-80MHz 0.3-60MHz 60-100MHz 1-30MHz 30-60MHz -1.0 -16 -12 -10 -40 -35 -40 -30 Schematic Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434