T1/CEPT/ISDN-PRI TRANSFORMERS Dual Surface Mount, 1500Vrms, Extended and Standard Temperature Range Dual SMT package contains both transmit and receive transformers Models matched to leading transceiver ICs Isolation voltage: 1500Vrms UL recognized RoHS compliant versions available Electrical Specifications @ 25C Turns Ratio B (Pri:Sec 2%) Part Number OCL @ 25C (mH MIN) LL (H MAX) CW/W (pF MAX) DCR Pri ( MAX) DCR Sec ( MAX) Package/ Schematic Primary Pins EXTENDED TEMPERATURE RANGE MODELS1 - OPERATING TEMPERATURE -40C TO +85C PE-68841 1CT:2CT & 1CT:2CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.00 & 1.00 1.70 & 1.70 AN/2 12-10, 4-6 PE-68822 1CT:2CT & 1:1.36CT 1.60 & 1.60 1.00 & 0.80 60 & 55 1.70 & 1.70 2.00 & 1.70 AN/1 12-10, 4-6 PE-68825 1:1.15CT & 1CT:2CT 1.60 & 1.60 0.80 & 0.80 60 & 50 1.00 & 1.00 1.20 & 2.00 AN/4 12-10, 4-6 PE-68826 E 1:1/1.26 & 1:2CT 1.20 & 1.20 0.80 & 0.80 50 & 60 1.00 & 1.00 1.10 & 1.70 AN/5 12-10, 4-6 PE-68827 1:1CT & 2:1 1.60 & 1.60 1.30 & 1.30 55 & 40 1.10 & 1.10 1.10 & 0.70 AN/6 1-3, 4-6 PE-68828 1CT:1CT & 1CT:1CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.00 & 1.00 1.00 & 1.00 AN/2 1-3, 4-6 PE-68874 1CT:1.15CT & 1CT:1.15CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.20 & 1.20 1.40 & 1.40 AN/2 1-3, 4-6 PE-68877 1CT:1CT & 1CT:2CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.00 & 1.00 1.00 & 1.80 AN/2 1-3, 4-6 PE-68882 1CT:1.15CT & 1CT:1CT 1.60 & 1.60 0.80 & 0.80 60 & 60 1.20 & 1.20 1.40 & 1.20 AN/2 12-10, 4-6 PE-68884 1CT:1.36CT & 1CT:1.36CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.20 & 1.20 1.40 & 1.40 AN/2 1-3, 4-6 PE-68887 1CT:1.41CT & 1CT:1.41CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.40 & 1.40 1.20 & 1.20 AN/2 12-10, 9-7 PE-68881 1CT:2.3CT & 1CT:2CT 1.20 & 1.20 0.80 & 0.80 60 & 50 1.20 & 1.20 2.10 & 2.10 AN/2 10-12, 4-6 TX1277 1CT:1CT & 1CT:2CT 1.20 & 1.20 0.80 & 0.80 50 & 50 1.00 & 1.00 1.00 & 1.80 AN/2 1-3, 4-6 STANDARD TEMPERATURE RANGE MODELS - OPERATING TEMPERATURE 0C TO +70C T1131 I 1CT:1 & 1:1.36CT 0.70 & 0.70 0.70 & 0.70 20 & 20 0.25 & 0.50 0.80 & 0.40 AN/7 1-3, 9-7 PE-68861 1CT:2CT & 1CT:2CT 1.20 & 1.20 0.60 & 0.60 35 & 35 0.70 & 0.70 1.20 & 1.20 AN/2 12-10, 4-6 PE-68862 1CT:2CT & 1:1.36CT 1.20 & 1.20 0.60 & 0.80 35 & 37 0.70 & 0.70 1.20 & 0.90 AN/1 12-10, 4-6 PE-68863 1:2CT & 1:1.14CT 1.20 & 1.20 0.55 & 0.80 40 & 35 0.70 & 0.70 1.20 & 0.90 AN/5 12-10, 4-6 PE-68864 A 1CT:2CT & 1:1 1.20 & 1.20 0.30-0.55 & 0.80 30 & 30 0.70 & 0.70 1.20 & 0.70 AN/3 1-3, 5-6 PE-68865 1:1.15CT & 1CT:2CT 1.50 & 1.20 0.80 & 0.60 35 & 35 0.70 & 0.70 0.90 & 1.20 AN/4 12-10, 4-6 PE-68866 E 1:1/1.26 & 1:2CT 1.50 & 1.20 0.40 & 0.50 40 & 40 0.70 & 0.70 0.90 & 1.20 AN/5 12-10, 4-6 PE-68869 1CT:2CT & 1:1.08CT 1.20 & 1.20 0.60 & 0.60 40 & 30 0.70 & 0.70 1.10 & 0.90 AN/1 12-10, 4-6 PE-68836 E 1:1/1.26 & 1:1/1.26 1.50 & 1.50 0.40 & 0 .40 45 & 45 0.80 & 0.80 1.00 & 1.00 AN/7 12-10, 9-7 Note: RoHS-6 compliant parts can be ordered by adding an "NL" suffix to the part number (i.e. PE-68841 becomes PE-68841NL). (See Pages 6 and 7 for Table Notes) Mechanical Schematics AN .120 3,05 .675 MAX 17,15 12X 12 .600 MAX 15,24 1 .085 2,16 2 12 11 10 9 1 4 8 7 3 12 11 10 9 8 7 1 4 5 6 12 11 10 8 7 1 5 6 .030 0,76 7 PE-XXXXX DATE CODE 1 .050 TYP 1,27 .456 MAX 11,58 .640 16,26 .400 10,16 .500 12,70 2 3 6 4 6 12 2 3 5 10 9 8 7 12 6 1 10 2 3 6 9 8 7 7 12 11 10 9 7 12 6 1 6 1 10 9 7 .100 TYP 2,54 .100 2,54 SUGGESTED PAD LAYOUT 1 .340 MAX 8,64 .004/0,10 MAX .010 / .020 0,25 / 0,51 2 3 4 5 2 3 4 3 4 2 3 4 5 6 0-8 Weight . . . . . . . . . . . . . .4.0 grams Tape & Reel . . . . . . . . . . . .250/reel Tube . . . . . . . . . . . . . . . . . .30/tube .040 / .050 1,02 / 1,27 Dimensions: Inches mm Unless otherwise specified, all tolerances are .010 0,25 USA 858 674 8100 * Germany 49 7032 7806 0 * Singapore 65 6287 8998 * Shanghai 86 21 32181071 * China 86 755 33966678 * Taiwan 886 3 4643715 www.pulseeng.com 1 T608.S (4/08)