T1/CEPT/ISDN-PRI TRANSFORMERS P/N:S8636 DATA SHEET A. General Specifications: 1. Extended and standard temperature range models 2. Dual surface mount package contains both transmit and receive 3. Models matched to leading transceiver 1Cs 4. 1500 Vrms isolation voltage B. Electrical Specifications @ 250C. 1. Turns Ratio(Pri:Sec±5%) :12-10:2-3=1:1 , 12-10:1-3=1:1.26 9-7:5-6=1:1 , 9-7:4-6=1:1.26 2. OCL : 1.5mH Min & 1.5mH Min 3. L.L(sec) : 0.4 µH Max & 0.4 µH Max 4. Cw/w : 45 pF Max & 45 pF Max 5. DCR(Pri) : 0.8 ΩMax & 0.8 ΩMax 6. DCR(Sec ): 1.0 ΩMax & 1.0 ΩMax 7. Primary Pins : 12-10 , 9-7 C. Schematics & Mechanical : Prepared :Qingli Wu Approved: Xu Wenbing Date : 2001/02/04 Drawing no.: ISDN Transformer REV.: A1 Page : 1/1