EPR1107

ISDN U Interface Transformers ELECTRONICS INC. • Optimizied for Leading Transceiver I.C.’s • • Meets or exceeds UL1459 & UL1950 Standards • • 2500 Vrms Isolation • • See Selection Guide for I.C. Cross Reference • Electrical Parameters @ 25° C Part Number EPR1101 EPR1107 EPR1109 EPR1120 Turns Ratio 1.32:1 1.65:1 1.6:1 1.32:1 OCL (mH Min.) 7-8.3 13-18 8.4-12.6 7-8.3 IDC (mA Max.) 55 50 50 50 Pri. DCR (Ω Max.) 2.4 6.0 7.2 2.4 Sec. DCR (Ω Max.) 2.7 3.5 3.0 2.7 Line Side Pins 1, 4 1, 4 1, 4 1, 4 Schematic A B C A Schematic A 5 8 5 B 6 7 7 C 5 6 1 2 3 4 1 2 3 4 1 2 3 4 Package D 8 5 Marking : PCA EPR11XX D.C. Pin 1 I.D. 1 4 B Dimensions A Dim. Min. (Inches) Max. Nom. Min. (millimeters) Max. Nom. C E H F G I A B C D E F G H I ------.590 .120 --.840 ----- .750 1.110 .430 .610 .180 --.860 ----- ------.600 .150 .150 .850 .020 .010 ------14.97 3.05 --21.34 ----- 19.05 --28.19 --10.92 --15.49 15.24 4.57 3.81 --3.81 21.84 21.59 --.508 --.254 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSR1101,7,9,20 Rev. - 3/30/99 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