T1 / CEPT / ISDN PRI SMD Transformers Dual Configuration For T1/CEPT/ISDN PRI Telecom Applications 1500 VRMS minimum Isolation - Selected units 2000 VRMS Small footprint / Surface Mount 50 mil style package Designed to meet CCITT and FCC Requirements Custom Designs Available Electrical Specifications at 25O C Part Number Turns Ratio (± 5%) T-14100 1:1.36CT & 1:2CT T-14101 (3) T-14102 (3) T-14103 (3) OCL min. ( mH ) PRI-SEC CW/W max. ( pF ) Leakage Induct. max. ( µH ) PRI. DCR max. (Ω) SEC. DCR max. (Ω) Schematic Style (see pg 7) Primary Pins 1.5 50 0.5 0.7 0.9 A 16-14,6-8 1:2CT & 1:2CT 1.2 50 0.8 0.8 1.8 A 16-14,6-8 1:1:1.266 & 1:2CT 1.2 50 0.8 0.8 0.8 / 1.8 A 16-14,6-8 1:1.15CT & 1:2CT 1.2 50 0.5 / 0.8 0.8 0.8 / 1.8 A 16-14,6-8 1:1CT & 1:1CT 1.2 50 0.8 0.8 0.8 A 16-14,6-8 T-14105 (3) 1:2.3CT & 1:1CT 1.2 50 0.8 0.8 1.8 / 0.8 A 16-14,6-8 T-14106 (3) 1:1.38CT & 1:1:1 1.2 50 0.8 / 0.5 0.8 0.8 F 1-2 T-14107 (3) T-14104 (3) 1CT:2CT & 1:1 1.2 50 0.8 / 0.5 0.8 1.8 / 0.8 D 1-3,9-11 T-14108 (3) 1:2CT & 1:1.36 1.2 50 0.8 0.8 1.8 / 0.8 E 1-3,9-11 T-14109 1CT:2CT & 1CT:2CT 1.5 35 0.8 0.7 1.4 G 16-14,6-8 T-14110 1:1.14CT & 1:2CT 1.5 40 0.5 / 0.8 0.7 0.9 A 16-14,6-8 T-14111 1:1.36 & 1:2CT 1.5 40 0.5 / 0.8 0.7 1.0 A 16-14,6-8 T-14112 1CT:2CT & 1:1:1.15:1.266:2 1.2 1.2 50 50 0.6 0.6 1.0 1.0 1.0 1.0 H 16-14 6-8 T-14113 1:2CT & 1:1:1.15:1.266:2 1.2 1.2 50 50 0.6 0.6 1.0 1.0 1.0 1.0 I 16-14 6-8 T-14114 1:1:1.15:1.25 & 1:2CT 1.5 1.5 35 35 0.5 0.5 0.7 0.7 0.9 0.9 J 16-14 6-8 T-14150 1:2CT & 2CT:1 2.0 45 .6 / .6 0.7 / 1.0 1.0 / 0.7 C 16-14, 6-8 T-14151 1CT:2CT & 1:1 1.2 30 .55 / .5 0.7 1.1 / 0.7 D 1-3, 11-9 T-14152 1.58:2CT & 1.58:1 0.8 30 0.5 0.5 0.5 / 0.3 E 1-3, 6-8 T-14153 1:1CT & 2:1 0.8 30 0.6 0.5 0.5 / 0.2 E 1-3, 6-8 T-14154 2.62:2CT & 2.62:1 1.2 30 0.8 0.6 0.5 / 0.3 E 1-3, 6-8 T-14155 1:1 & 1CT:1 1.2 30 0.5 / 0.8 0.7 0.7 E 6-8, 16-14 T-14156 1:1CT & 2.53CT:1 0.06 / 2.0 23 / 25 0.75 / 1.5 0.6 / 0.7 0.6 / 1.0 C 9-11, 1-3 T-14157 1:1CT & 2CT:1 0.06 / 3.2 25 / 30 0.75 / 0.8 0.6 / 0.7 0.6 / 0.7 C 9-11, 1-3 T-14158 1:1.15CT & 1:2CT 1.5 1.2 35 40 0.6 0.5 0.7 0.7 0.9 1.1 A 16-14 6-8 T-14159 1:1:1.266 & 1:2CT 1.5 1.2 35 40 0.4 0.5 0.7 0.7 0.9 1.1 A 16-14 6-8 T-14160 1CT:1CT & 1:1.36CT 1.2 35 0.8 0.8 0.9 K 6-8 1. ET-Product of 10 V-µsec min. MAX. 3. 2000 VRMS minimum Isolation. Available on Tape & Reel .205 (5.21) MAX. TYP. Rhombus Industries Inc. MAX. Dimensions in Inches (mm) .016 (0.41) Specifications subject to change without notice. .285 (7.24) .505 (12.83) 2. OCL Measured across Primary @ 100 kHz & 100mV. .050 (1.27) TYP. For other values & Custom Designs, contact factory. 4 .015 (0.38) TYP. .025 (0.64) TYP. .010 (0.25) TYP. .380 (9.65) .360 (9.14) T1-50ML - 4/99 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971 T1/CEPT/ISDN PRI Dual Transformers 16 Pin 50 Mil Schematics ( Refer to Table on Page 6) A B C D E F G H I J Specifications subject to change without notice. Rhombus Industries Inc. K For other values & Custom Designs, contact factory. 5 T1-50ML - 9/97 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971