RoHS 10/100 Base T Single Port Transformer AHTA-1203S Cw/w 25PF TYP @ 100KHz, 0.2V Polarity: 1-12, 4-9, In-Phase LL: 0.5µH Max @ 100KHz, 0.2V DCR: 1.1 Ω Max Operating Temp: 0ºC to 70ºC Electrical Specifications @ 25°C Part Number AHTA-1203S OCL(uH Min) @ 100kHz, 200mV With 8mA DC Bias 350 Turns Ratio chip: cable (±5%) 1CT:1CT(TX)/1CT:1CT(RX) Insertion Loss (dB Max) 0.3-100MHz -1.1 0.3-30MHz -18 Return Loss (dB Min) 50MHz 40MHz -16 -14.5 60-80MHz -12 Electrical Specifications @ 25°C Part Number AHTA-1203S 0.3-30MHz -40 Common Mode Rejection (dB Min) 60MHz -35 Cross Talk (dB Min) 80-100MHz -30 0.3-30MHz -42 60-100MHz -35 Isolation HI-POT (Vrms) 1500 All specifications subject to change without notice. MECHANICAL 0.551(14.00) ALLIED AHTA-1203S DATECODE 0.307(7.80) 0.283(7.20) Max 0.020(0.5) 0.118(3.00) 0.189 (4.80) 0.079(2.00) 0.394(10.0) Dimensions:inch( mm) Unless otherwise specified, all tolerances are ±0.010(0.25) SCHEMATICS 714-665-1140 1 12 2 11 3 10 4 9 5 8 6 7 ALLIED COMPONENTS INTERNATIONAL 12/07/11 15 www.alliedcomponents.com