T1/E1/CEPT/ISDN-PRI TRANSFORMER P/N: S1030 DATA SHEET A. General Specifications 1. Dual surface mount package contains both transmit and receive transformers . 2. Models matched to leading transceiver ICs . B. Electrical Specifications@25°C : 1. Turn Ratio (Pri:Sec±2%) : 1CT:CT & 1CT:CT 2. OCL Inductance : 1.20mH Min & 1.20mH Min 3. Cw/w : 15pF Max & 15pF Max 4. DCR ( Pri. ) : 1.0 ΩMax. & 1.0 ΩMax 5. DCR ( Sec. ) : 1.0 ΩMax. & 1.0 ΩMax 6. Primary Pins : 1-3, 6-8 C. Schematic & Mechanical : Prepared :Qingli Wu Approved: Xu Wenbing Date : 2001/01/29 Drawing no.: ISDN Transformer REV.: A1 Page : 1/1