t1/e1 transformer csr1087g rev. 5/1/00 ? designed for use with pmc-sierras pm4351 comet ? ? meets ul1459 requirements ? ? robust construction allows ir/vp reflow processes ? ? 1500 vrms isolation ? schematic EPR1087G e l e c t r o n i c s i n c . tel: (818) 892-0761 fax: (818) 894-5791 http://www.pca.com pca electronics, inc. 6799 schoenborn st. north hills, ca 91343 a b c d e f g h i j k l m n p q dim. min. .460 .410 .360 --- .015 --- .520 .022 .012 --- 8 .045 --- --- --- -- max. .450 .400 .350 .200 .013 .100 .510 .020 .010 .125 --- .035 .030 .100 .085 .570 nom. (inches) (millimeters) 11.85 9.90 8.63 --- .254 --- 12.70 .457 .203 --- 0 .635 --- --- --- --- min. 11.68 10.41 9.14 --- .381 --- 13.20 .559 .305 --- 8 1.14 --- --- --- --- max. 11.43 10.16 8.89 5.08 .330 2.54 12.95 .508 .254 3.16 --- .889 .762 2.54 2.16 14.48 nom. .440 .390 .340 --- .010 --- .500 .018 .008 --- 0 .025 --- --- --- --- dimensions package electrical parameters @ 25 c frequency response (db typ.) 0.1-2.5 mhz -0.1 1 3 6 4 5 product performance is limited to specified parameters. data is subject to change without prior notice. sec. pri. pri. ocl (mh min.) pins 6-4 2.3 10khz,1vrms 10khz,1vrms 2 leakage inductance (h max.) pins 6-4 w/ 1-3 shorted return loss (db typ.) 100khz -32 200-300khz -35 500khz -32 1mhz -28 2.5 mhz -22 longitudinal balance (db min.) 0.1-2.5 mhz 35 per fcc method dcr ( w 10%) pri. sec. 0.55 0.215 pins 6-4 pins 1-3 turns ratio ( 2%) pri. : sec. 2.42:1 pins 6-4 to 1-3 g k l i solder pad layout q n m p c f h e pca EPR1087G d.c. a b j d pin 1 i.d. ? primary impedance : 100 w ? secondary impedance : 17 w ?
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