T1/CEPT/ISDN-PRI TRANSFORMER P/N: S4933 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 ICs . B. Electrical Specifications@25°C 1. Turns Ratio(PRI:SEC±3%) : 1CT:3CT PIN1-5:2-6 2. OCL: 1.2 mH MIN @ 100KHz/0.2V 3. Cw/w: 30 pF MAX 4. L.L: 0.50 µH MAX 5. DCR(PIN) : 0.7 Ω Max 6. DCR(SEC) : 1.6 Ω Max 7. Primary Pins : 1-5 8. Isolation Voltage : 1500Vrms. C. Schematics & Mechanical : Prepared : Qingli Wu Approved: Xuwenbing Date : 2001/01/30 Drawing no.: ISDN Transformer REV.: A2 Page : 1/1