T1/E1/CEPT/ISDN-PRI TRANSFORMER P/N: S5820 DATA SHEET A. Electrical Specifications@25℃ ℃: 1. Turns Ratio: (16-14):(3-4):(2-4):(1-4)=1:1:1.15:1.26 (±3%) & (6-8): (11-10-9)=1:2CT(±5%) 2. Inductance (16-14)=(6-8): 1.5mH Min. @10KHz/0.1V 3. Leakage Inductance: 0.5uH Max. PIN16-14 with (1,2,3,4 Short) @775KHz 4. Leakage Inductance: 0.5uH Max. PIN6-8 with (9, 10, 11 Short) @775KHz 5. Interwinding Capacitance: 29pF Max. PIN (16-14) to (1,2,3,4) @ 775KHz 6. Interwinding Capacitance: 35pF Max. PIN (6-8) to (9,10,11) @ 775KHz 7. DC Resistance (16-14=6-8=3-4): 0.7 Ω Max. 8. DC Resistance (11-9): 1.4 Ω Max. 9. DC Resistance (1-4): 1.0 Ω Max. 10. Dielectric Withstand Voltage: PIN (16-14 ) to (1,2,34) &(6-8) to (9,10,11) : 1500Vrms. 11. Phasing: 1, 16 and 6, 11 In Phase B. Schematic & Mechanical: Prepared : Qingli wu Approved: Xu wenbing Date : 2001/01/11 Drawing no.: ISDN Transformer REV.: A0 Page : 1/1