For T1/CEPT Telecom Applications T1 / CEPT / ISDN-PRI SMD 12 Pin Dual Transformers See other T1/CEPT/ISDN-PRI products in this Catalog Electrical Specifications at 25 C Turns Part Ratio Number + 5% 1, 2 T-14400 T-14401 T-14402 T-14403 T-14404 T-14405 T-14406 T-14407 T-14408 T-14409 T-14410 T-14411 T-14412 T-14413 T-14414 T-14415 T-14416 T-14417 T-14418 T-14419 o 1CT:2CT & 1CT:2CT 1CT:2CT & 1:1.36CT 1:1.15CT & 1CT:2CT 1:1/1.26 & 1CT:2CT 1:2CT & 2:1 1CT:1CT & 1CT:1CT 1CT:1.15CT & 1CT:1.15CT 1CT:1CT & 1CT:2CT 1CT:1.15CT & 1CT:1CT 1CT:1.36CT & 1CT:1.36CT 1CT:1.41CT & 1CT:1.41CT 1CT:2.3CT & 1CT:2CT 1CT:2CT & 1CT:2CT 1CT:2CT & 1:1.36CT 1:2CT & 1:1.14CT 1CT:2CT & 1:1 1:1.15CT & 1CT:2CT 1:1/1.26 & 1:2CT 1CT:2CT & 1:1.08CT 1:1/1.26 & 1:1/1.26 Designed to meet CCITT and FCC Requirements 1500 VRMS Minimum Isolation Refer to Table of Contents for a variety of other T1/CEPT/ISDN-PRI products OCL Min. ( mH ) CW/W max. ( pF ) LL max. ( µH ) DCR Pri. max. (Ω) DCR Sec. max. (Ω) Schem. Style Primary Pins 1.20 & 1.20 1.60 & 1.60 1.50 & 1.20 1.50 & 1.20 1.60 &1.60 1.20 & 1.20 1.20 & 1.20 1.20 & 1.20 1.50 & 1.50 1.20 & 1.20 0.80 & 0.80 1.20 & 1.20 1.20 & 1.20 1.20 & 1.20 1.20 & 1.20 1.20 & 1.20 1.20 & 1.20 1.50 & 1.20 1.50 & 1.20 1.50 & 1.50 50 & 50 60 & 50 60 & 50 50 & 60 55 & 40 50 & 50 50 & 50 50 & 50 60 & 60 50 & 50 30 & 30 60 & 60 31 & 31 32 & 37 40 & 35 30 & 30 35 & 35 40 & 40 40 & 30 45 & 45 0.80 & 0.80 1.00 & 0.80 0.80 & 0.80 0.80 & 0.80 1.30 & 1.30 0.80 & 0.80 0.80 & 0.80 0.80 & 0.80 0.80 & 0.80 0.80 & 0.80 0.80 & 0.80 0.80 & 0.80 .60 & .60 .55 & .80 .55 & .80 .55 & .80 .60 & .60 .40 & .50 .60 & .60 .40 & .40 1.00 & 1.00 1.70 & 1.70 1.00 & 1.00 1.00 & 1.00 1.10 & 1.10 1.00 & 1.00 1.20 & 1.20 1.20 &1.20 1.00 & 1.00 1.20 & 1.20 1.00 & 1.20 1.20 & 1.20 0.70 & 0.70 0.70 & 0.70 0.70 & 0.70 0.70 & 0.70 0.70 & 0.70 0.70 & 0.70 0.70 & 0.70 0.80 & 0.80 1.70 & 1.70 2.00 & 1.70 1.00 & 1.70 1.10 & 1.70 1.10 & 0.70 1.00 & 1.00 1.40 & 1.40 1.20 & 1.80 1.10 & 1.00 1.40 & 1.40 1.00 & 1.20 2.10 & 2.10 1.20 & 1.20 1.20 & 0.90 1.20 & 0.90 1.20 & 0.70 0.90 & 1.20 0.90 & 1.20 1.10 & 0.70 1.00 & 1.00 A B D E F A A A A A A A A B E C D E B G 12-10, 4-6 12-10, 4-6 12-10, 4-6 12-10, 4-6 1-3, 4-6 1-3, 4-6 1-3, 4-6 12-10, 4-6 12-10, 4-6 1-3, 4-6 12-10, 9-7 12-10, 4-6 12-10, 4-6 12-10, 4-6 12-10, 4-6 1-3, 4-6 12-10, 4-6 12-10, 4-6 12-10, 4-6 12-10, 9-7 1. ET-Product 10 V-µsec minimum. 2. OCL @ Pri., 100 mV & 100 kHz Schematic "A" Schematic "E" Schematic "B" Schematic "C" Schematic "F" Schematic "D" Schematic "G" PARTS SHIPPED IN ANTI-STATIC TUBES TAPE & REEL AVAILABLE Dimensions in inches (mm) Unused Pins Not Provided Specifications subject to change without notice. Rhombus Industries Inc. For other values & Custom Designs, contact factory. 8 T1_SM12 G - 4/99 15801 Chemical Lane, Huntington Beach, CA 92649-1595 Tel: (714) 898-0960 • Fax: (714) 896-0971