T1/E1/CEPT/ISDN-PRI Interface Transformers ELECTRONICS INC. EPR1051G to EPR1062G EPR1051G-RC to EPR1062G-RC • Optimized for Leading Transceiver I.C.’s • Meets or exceeds UL1459 & IEC950 Standards • For Extended Temperature (-40°C to +85°C) add “E” to part number • Add “-RC” after part number for RoHS Compliant • 2000 Vrms Isolation Electrical Parameters @ 25° C Turns Ratio 1CT:2CT/1CT:2CT 1CT1CT/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 1:1/1.26/1:2CT 1:1.15CT/1CT:2CT 1:1/1.26/1:1/1.26 1CT:2CT/1:1 1CT:1/1:1.36CT Part Number EPR1051G(-RC) EPR1052G(-RC) EPR1053G(-RC) EPR1054G(-RC) EPR1055G(-RC) EPR1056G(-RC) EPR1057G(-RC) EPR1058G(-RC) EPR1059G(-RC) EPR1060G(-RC) EPR1061G(-RC) EPR1062G(-RC) OCL (mH Min.) 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.6 / 1.6 1.2 / 1.2 1.2 / 1.2 1.2 / 1.2 1.5 / 1.2 1.5 / 1.5 1.2 / 1.2 0.7 / 0.7 Cw/w (pF Max.) 50 / 50 50 / 50 50 / 50 50 / 50 50 / 50 60 / 60 50 / 50 50 / 60 50 / 60 50 / 50 50 / 50 20 / 20 LI (µH Max.) 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.8 / 0.8 0.7 / 0.7 Sec. DCR (Ω Max.) 1.7 / 1.7 1.0 / 1.0 1.4 / 1.4 1.0 / 1.8 1.4 / 1.2 1.4 / 1.4 1.4 / 1.4 1.2 / 1.2 1.7 / 2.0 1.2 / 1.2 2.0 / 1.2 0.4 / 0.8 Package .670 (17.02) .085 (2.16) PCA EPR10XXG(-RC) D.C. .440 (11.18) .085 (2.16) .610 (15.50) A A A A A A A B C D E D 12 11 A 10 9 8 7 1 2 3 4 5 6 9 8 7 4 5 6 .030 (.762) .500 (12.70) B 12 10 9 8 7 Pad Layout Pin 1 I.D. .010/.015 (.254/.381) Schematic Primary Pins 12,10 / 4,6 1,3 / 4,6 1,3 / 4,6 1,3 / 4,6 12,10 / 4,6 1,3 / 4,6 12,10 /9,7 12,10 / 4,6 12,10 / 4,6 12,10 / 9,7 1,3 / 5,6 1,3 / 9,7 Schematics .100 (2.54) .330 (8.39) Pri. DCR (Ω Max.) 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0 1.2 / 1.2 1.2 / 1.2 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0 1.2 / 1.2 0.25 / 0.5 2 3 C 12 .008/.012 (.203/.305) 0°-8° 1 10 4 6 9 7 D 12 10 .035 (.889) .018/.022 (.457/.559) .550 (13.97) .100 (2.54) Notes : 1. Lead Finish 1 EPR10XXG EPR10XXG-RC SnPb Matte Tin 2. Peak Temperature Rating 225°C 260°C 3. Moisture Sensitive Levels MSL = 3 MSL = 4 4. Weight 5. Packaging Information (*Add “TR” to end of part number when placing order) (Tube) (Tape & Reel) 2 (168 Hours, ≤30°C/60%RH) (72 Hours, ≤30°C/60%RH) TBD grams TBD grams TBD pieces/tube TBD pieces/13” reel TBD pieces/tube TBD pieces/13” reel (*EPR10XXG-TR) (*EPR10XXG-RCTR) 3 1 2 3 4 12 11 E 10 8 7 1 2 3 5 6 5 Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSR1051G-CSR1062G&-RC Rev. 3 3/6/06 JDG TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com 6