T1/CEPT/ISDN-PRI TRANSFORMER P/N: S1022 DATA SHEET A. General Specifications: 1. Dual SMT package contains both transmit and receive transformers 2. Small surface mount package 3. Models matched to leading transceiver ICs 4. Operating temperature range : 0℃ to +70℃ B. Electrical Specifications @ 250C : 1. Turns Ratio(PRI:SEC±5%) : 1CT:1CT &1CT:1.5CT 2. OCL: 1.2 mH Min & 1.2 mH Min 3. L.L: 0.6 µH Max & 0.6 µH Max 4. Cw/w: 30 pF Max & 30 pF Max 5. DCR Pri : 0.70 ΩMax & 0.70 ΩMax 6. DCR Sec: 0.70 ΩMax & 1.0 ΩMax 7. Primary Pins : 16-14 , 6-8 8. HI-POT :1500Vrms. C. Schematic & Mechanical : Prepared :Luo Ming Li Approved: Xu Wenbing Date :2001/06/08 Drawing no.: ISDN Transformer REV.: A0 Page : 1/1