RoHS 10/100 Base T Quad Port Transformer AHTA-4001S Cw/w: 50PF Typ @ 100KHz, 0.2V Polarity: 1-40, 3-38, 6-35, 8-33, 11-30, 13-28, 16-25, 18-23 In-Phase LL: 0.5µH Max @ 100KHz, 0.2V DCR: 0.9 Ω Max Operating Temp: 0ºC to 70ºC Electrical Specifications @ 25°C Part Number AHTA-4001S OCL(uH Min) @ 100kHz, 200mV With 8mA DC Bias 350 Insertion Loss (dB Max) 0.3-100MHz -1.1 Turns Ratio chip: cable (±5%) 1CT:1CT(TX)/1CT:1CT(RX) 0.3-30MHz -18 Return Loss (dB Min) 50MHz 40MHz -14.4 -13.1 60-80MHz -12 Electrical Specifications @ 25°C Part Number Common Mode Rejection (dB Min) 60MHz -35 0.3-30MHz AHTA-4001S -40 Cross Talk (dB Min) 80-100MHz -30 0.3-30MHz -42 60-100MHz -33 Isolation HI-POT (Vrms) 60S 1500 All specifications subject to change without notice. MECHANICAL 0.307(7.80) 1.488(37.80) ALLIED 0.443 (11.25)max AHTA-4001S DATECODE 0.118(3.00) 0.070(1.78) 0.020(0.50) 0.189(4.80) 1.331(33.82) Dimensions:inch( mm) Unless otherwise specified, all tolerances are ±0.010(0.25) 714-665-1140 R X 4R D 4- C MG ND4 R X 4+ 19 ALLIED COMPONENTS INTERNATIONAL 12/02/11 15 TCT4 17 20 18 T D4- 14 16 R D4+ T X 4- T X 3- T X 4+ 12 15 13 T D 3- 11 T D 4+ CM G N D3 T X 3+ 22 R D3- 24 21 23 TCT3 27 25 R D3+ 29 26 28 T D3+ RX 3- 9 R X 3+ R X 2- 8 32 30 R D2- C MG ND2 R X 2+ T X 2- 7 10 R D 2+ 6 T CT 2 T X 2+ T X 14 34 31 33 T D2- 3 T D 2+ 5 37 35 T D1- T X 1+ 2 T D1+ RX 1- 1 TCT1 39 36 38 RD 1- 40 R D1+ R X 1+ C MG ND1 SCHEMATICS www.alliedcomponents.com