T1/CEPT/ISDN-PRI Transformer 1500Vrms, Small Package Features: 1) Matched to PMC-Sierra's PM4351 COMET transeiver 2) Isolation voltage: 1500Vrms Electrical Specification: 1) Turns Ratio: (1-3): (16-15-14)=1: 1CT+/-3% (11-9): (6-7-8)=1: 2CT+/-3% 2) Inductance: (1-3): 1.2mH min. / 10KHz 0.1V (11-9): 1.2mH min. / 10KHz 0.1V 3) Leakage Inductance: (short 16+14: 6+8) (1-3)&(11-9): 0.50uH Max / 1MHz 4) Interwinding Capacitance: (1-3) to (16-15-14): 40pF Max / 1MHz (11-9) to (6-7-8): 40pF Max / 1MHz 5) DCR: (Primary) (1-3)&(11-9)&(16-14): 0.70 ohm max. (6-8): 1.2 ohm max. 6) Dieleciric Voltage Withstand (1-3) to (16-15-14): 1500VAC for 60 second (11-9) to (6-7-8): 1500VAC for 60 second 7) Return Loss: (1-3)&(11-9) 75 ohm Ref. 51KHz~102KHz: 12dB Min 102KHz~2.048MHz: 18dB Min 2.048MHz~3.072MHz: 14dB Min