a b c d e f g h i j k l m n p q dim. min. .680 .450 .340 --- .015 --- .560 .022 .012 --- 8 .045 --- --- --- --- max. .670 .440 .330 .500 .012 .100 .550 .020 .010 .085 --- .035 .030 .100 .085 .610 nom. (inches) (m illimeters) 16.76 10.92 8.13 --- .254 --- 13.72 .457 .203 --- 0 .635 --- --- --- --- min. 17.27 11.43 8.64 --- .381 --- 14.22 .559 .305 --- 8 1.14 --- --- --- --- max. 17.02 11.18 8.39 12.70 .305 2.54 13.97 .508 .254 2.16 --- .889 .762 2.54 2.16 15.50 nom. .660 .430 .320 --- .010 --- .540 .018 .008 --- 0 .025 --- --- --- --- electrical parameters @ 25 c isdn-s interface dual transformers csr1270g rev. - 7/9/01 ? optimizied for leading transceiver i.c.s ? ? meets or exceeds ul1459, ul1950 & en60950 standards ? ? 1500 vrms isolation (for 1 minute) ? schematic package e l e c t r o n i c s i n c . dimensions tel: (818) 892-0761 fax: (818) 894-5791 http://www.pca.com pca electronics, inc. 16799 schoenborn st. north hills, ca 91343 product performance is limited to specified parameters. data is subject to change without prior notice. li (h max.) 5 / 5 pri. dcr ( ? max.) 2.8 / 2.8 ocl (mh min.) 20 / 20 crosstalk ( db typ.) -60 @ 0.1 mhz - 5 mhz 5.6 / 5.6 sec. dcr ( ? max.) primary pins 1,3 / 4,6 130 / 130 cw/w ( pf max.) turns ratio 1:2ct / 1:2ct dimensions a pca EPR1270G d.c. pin 1 i.d. d j b e c h f g l k i pad layout n m p q b a secondary (chip side) primary (line side) 134 12 10 9 8 7 6 11 EPR1270G
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