DS3/ E3/ STS-1 Wideband Transformer ELECTRONICS INC. EPA3285 • Matched to SSI78P7200, 2361, 2362 and MRT TXC-02050,E3 Tranceiver IC’s • • Isolation 1500 Vrms • • Operating Temperature : 0˚C to 70˚C • Electrical Parameters @ 25° C Pri. OCL (uH Min.) Interwinding Capacitance (pF Max.) Leakage Inductance (uH Max.) Bandwidth (MHz Typ.) Turns Ratio (±2%) Pins 1-3 Pri. to Sec. Measure Pins 1-3 Short Pins 6-4 @ 75 Ω System Pri. : Sec. 25 8 0.09 0.250-500 1 : 2 CT Schematic 1 6 5 3 4 Package Dimensions A J PCA EPA3285 Date Code B Pin 1 I.D. D E C Dim. Min. A B C D E F G H I J K .300 .260 .380 --.020 --.355 .015 .008 --.125 (Inches) Max. Nom. .320 .280 .400 ------.365 .025 .012 --.155 .310 .270 .390 .200 --.100 .360 .020 .010 .045 .140 (Millimeters) Min. Max. Nom. 7.62 6.60 9.65 --.510 --9.02 .381 .203 --3.18 8.13 7.12 10.16 ------9.28 .635 .305 --3.94 7.88 6.86 9.91 5.08 --2.54 9.14 .508 .254 1.14 3.56 I K F G H PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 CSA3285 Rev. 1 5/6/02 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.pcainc.com