T1/E1/CEPT/ISDN-PRI QUAD TRANSFORMERS P/N: 4S1008 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 B. Electrical Specifications @ 25°C 1. Turns Ratio: 1:1.36 ±2% PIN1-3:32-30/10-12:23-21﹑ 1:2 ±2% PIN28-26:5-7/19-17:14-16 2. OCL : 1.2 mH Min PIN1-3/10-12/28-26/19-17 @100KHz 0.2 Vrms 3. Cw/w : 30 pF Max PIN1-3 to 32-30/10-12 to 23-21 @100KHz 0.2 Vrms 35 pF Max PIN28-26 to 5-7/19-17 to 14-16 @100KHz 0.2 Vrms 4. L/L : 0.7μH Max PIN1-3/10-12 (32-30/23-21 short) @100KHz 0.2 Vrms 0.8μH Max PIN28-26/19-17 (5-7/14-16 short) @100KHz 0.2 Vrms 5. DCR : 0.55 Ω Max PIN1-3/10-12/28-26/19-17 0.7 Ω Max PIN32-30/23-21 1.0 Ω Max PIN5-7/14-16 6. Primary pins : 1-3, 10-12, 19-17, 28-26 7. HI-POT: 1500 Vrms 1 minute PIN(1,5,10,14) to(17,21,26,30) or 1650 Vrms 6 seconds 500 Vrms 1 second PIN(3,30,23,10)to(7,26,19,14) C. Schematic & Mechanical: Prepared :Luo Ming Li Approved: Xu Wenbing Date : 2001/03/15 Drawing no.: ISDN Transformer REV.: A3 Page : 1/1 100% 100% Sample Sample Sample 100%