Bothhand USA. e-mail: [email protected] http://www.bothhandusa.com 40 PIN SMD EHTERNET 10/100 BASE-TX TWO PORT TRANSFORMER P/N: 40ST1028 DATA SHEET Feature Page :1/1 40 PIN SMD package & designed to Meet 802.3u standards. Insulation Resistance : 10,000 M•. Operating temperature range: 0°C TO +70°C. z z z Electrical Specifications @ 25°C Part Number 40ST1028 Turns Ratio OCL(•H Min) (±5%) @100KHz/0.1Vrms TX RX 8mA DC/Bias 1CT:1 1CT:1CT 350 Leakage Inductance CW/W HI-POT (•H Max) (pF Max) (Vrms) 0.4 28 1500 Continue Part Number 40ST1028 Insertion Loss Return Loss Cross talk DCMR (dB Max.) (dB Min) (dB Min) (dB Min) 0.3–100MHz 0.3-30MHz 30-60MHz 60-80MHz 0.3-100 MHz 1-60MHz 60-200MHz -1.15 -16 -12 -10 -38 -37 -25 Schematic Mechanical 462 Boston St - Topsfield, MA 01983 - Phone: 978-887-8050 - Fax: 978-887-5434 A3(02/06)