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T1/E1/ CEPT Quad Port Transformer ELECTRONICS INC. EPA3481S * 4 Transmit, 4 Receive Quad Port surface mount Transformer * 1500 Vrms Isolation * * Operating Temperature -40C to 85C * * Electrical Parameters @ 25 C Primary Inductance (mH Min.) @ 100 MHz, 0.1 Vrms Leakage Inductance (H Max.) @ 100 MHz, 0.1 Vrms Interwinding Capacitance (pF Max.) @ 100 MHz, 0.1 Vrms Pri. 1.2 1.0 40 1.3 TX Sec. 0.9 Pri. 0.9 DCR ( Max.) RX Sec. 1.3 2CT : 1 1:2 CT Turns Ratio ( 3%) TX RX Schematic TX 40 Sec. 39 38 RX 37 TX 36 35 34 33 RX 32 TX 31 30 29 28 RX 27 TX 26 25 24 23 RX 22 21 Pri. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Package A J Pin 1 I.D. N Dim. PCA EPA3481S Date Code Min. 1.110 .470 .250 --.010 --.590 .016 .008 --0 .025 --------40 21 Solder Pad Layout Q 1 20 A B C D E F G H I J K L M N P Q Dimensions (Inches) Max. Nom. 1.130 .490 .270 --.015 --.610 .022 .012 --8 .045 --------1.120 .480 .260 .950 .012 .050 .600 .019 .010 .085 --.035 .030 .050 .090 .670 (Millimeters) Min. Max. Nom. 28.19 11.94 6.35 --.254 --14.99 .406 .203 --0 .635 --------28.70 12.45 6.86 --.381 --15.49 .559 .305 --8 1.14 --------28.45 12.19 6.60 24.13 .305 1.27 15.24 .483 .254 2.16 --.889 .762 1.27 2.29 17.02 B P D E C K M L H F G I PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSA3481S Rev. 1 11/24/98 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 |
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