T1/E1/CEPT/ISDN-PRI QUAD TRANSFORMER P/N: 4S1010 DATA SHEET A. General Specifications 1. Quad transformers in a surface mount package supports two T1/E1 ports. 2. Available in transmit and/or receive configurations. 3. Models matched to leading quad and dual T1/E1/CEPT transceivers. 4. Operating temperature range: 0°C to +70°C B. Electrical Specifications @ 25°C: 1. Isolation HI-POT: 1500 Vrms. 2. Turns Ratio(Pri : Sec± 2%) : 1:1.36CT 3. OCL. : 1.2 mH Min. 4. Cw/w: 30 pF Max. 5. L/L: 0.50μH Max. 6. DCR Pri. : 0.6 ΩMax. 7. DCR SEC. : 0.8 ΩMax. 8. Primary pins: 1-3, 5-7, 10-12, 14-16 C. Schematic & Mechanical: Prepared :Qingli Wu Approved: Xu Wenbing Date : 2001/01/27 Drawing no.: ISDN Transformer REV.: A1 Page : 1/1