EPR1139

ISDN U Interface Transformers ELECTRONICS INC. • Optimized for Leading Transceiver I.C.’s • • Meets or exceeds UL1459 & IEC950 Standards • • 2000 Vrms Isolation • • See Selection Guide for I.C. Cross Reference • Electrical Parameters @ 25° C Part Number EPR1136 EPR1137 EPR1138 EPR1139 EPR1147 Turns Ratio 1:.75:.75 1:1:1.25 1:1.6CT:1 1:1.33CT:1 1.25:1 OCL (mH) 77 13.05-15.95 25.65-28.35 25.65-28.35 26.60-29.40 IDC (mA Max.) 30 60 80 80 80 DCR (Line Side) (Ω Max.) 17 2.2 7 14 10 DCR (Chip Side) (Ω Max.) 13.5 2 5.5 1.5 7.5 Line Side Pins 3, 5 3, 5 1, 7 1, 7 1,11 Schematic P.C. Patern 1 1 1 1 2 A A B B C Schematic A 6 3 5 4 5 B 4 C 3 7 5 2 7 1 8 2 7 1 12 2 11 Package White Dot Pin 1 I.D P.C PATTERN COMPONENT SIDE (1) F 8 7 1 2 6 5 3 4 G I K B Dimensions F Dim. A B C E F G H I K Min. ------.100 ----.022 ----(Inches) Max. Nom. 1.020 .800 .675 ------.028 ----.985 .780 .650 .130 .100 .100 .024 .039 .048 Min. (millimeters) Max. Nom. 25.91 20.32 17.15 ------.711 ----25.02 19.81 16.51 3.30 2.54 2.54 .610 .991 1.22 PCA EPR11XX D.C. A G (2) F 12 11 1 10 3 9 8 7 6 G I K ------2.54 ----.559 ----- C E 2 F 4 5 H PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSR1136 - CSR1147 Rev. 2 10/26/99 Product performance is limited to specified parameters. Data is subject to change without prior notice. TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com