T1/CEPT/ISDN-PRI TRANSFORMER P/N:S4951 DATA SHEET A. Electrical Specifications @25°C : 1. Turns Ratio(PRI:SEC±5%): 1:2CT & 1:2CT 2. OCL Inductance: 1.2 mH MIN & 1.2 mH MIN @ 100KHz/0.2V 3. Leakage Inductance(L.Lsec): 0.50 µH & 0.50 µH @100KHz/0.2V 4. Cw/w: 35 pF Max & 35 pF Max @100KHz/0.2Vrms 5. DCR(PIN ): 0.70 ? MAX & 0.70 ? MAX 6. DCR(sec): 1.2 ? MAX & 1.2 ? MAX 7. Primary Pins: 14-12 & 5-7 8. Isolation : 1.5KVrms C. Schematics & Mechanical : Prepared :Qingli Wu Approved: Xu Wenbing Drawing no.: ISDN Transformer REV.: A2 Date : 2001/07/16 Page : 1/1