T1/CEPT/ISDN-PRI TRANSFORMERS P/N:S8677 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 5. Operating temperature range : -400C to +850C. B. Electrical Specifications @ 250C. 1. Turns Ratio(Pri:Sec±5%) : 1CT:1CT & 1:2CT 2. OCL : 1.2 mH Min & 1.2 mH Min 3. L.L Sec : 0.8 µH Max & 0.8 µH Max 4. CW/W : 50 pF Max & 50 pF Max 5. DCR Pri : 1.2 Ω Max & 1.2 Ω Max 6. DCR Sec: 1.2 Ω Max & 1.8 Ω Max 7. Primary Pins:1-3, 4-6 C. Schematics & Mechanical : Prepared :Qingli Wu Approved: Xu Wenbing Drawing no.: ISDN Transformer REV.: A3 Date : 2001/02/03 Page : 1/1