27111 aliso creek road, suite 175 aliso viejo, california 92656 phone: (714) 362-4211 fax: (714) 362-4212 m p premier magnetics inc. specifications subject to change without notice. 30 1 rcv1 2 40 39 3 tx1 5 38 36 4 37 6 rcv2 7 35 34 8 tx2 10 33 31 9 32 11 rcv3 12 30 29 13 tx3 15 28 26 14 27 16 rcv4 17 25 24 18 tx4 20 23 21 19 22 1 rcv1 2 3 tx1 5 38 36 4 37 rcv2 tx2 rcv3 tx3 rcv4 tx4 40 39 6 7 8 33 31 9 32 35 34 28 26 27 30 29 23 21 22 25 24 19 20 17 18 16 15 14 13 12 11 10 10/100 base-t quad smd transfomer modules features ! designed for 10 base-t quad port ieee 802.3 " versions for support of most leading chip sets. # provides the cable interface, isolation & common mode filtering required by the pmd sublayer. $ space efficient 40-pin surface mount package. schematic diagram "a" schematic diagram electrical specifications at 25 o c PM-8050 1:1 1ct:1ct 100 0.30 12 .30 2000 no a pm-8051 1:1 1ct:1ct 100 0.30 12 .30 2000 yes (1) b part number turns ratio (pri:sec 5%) rcv xmit cmc pri / sec l l ( h max.) primary ocl ( h min.) pri dcr ( ? ? ? ? ? max.) pri-sec cw/w (pf max.) hi-pot 1 min. (vrms) (1) common mode choke: 36 hy min. schematic diagram "b" 40 21 .225 (5.71) max .015 (.38) .005 (.12) .018 (0.46) .050 (1.27) typ 1.125 (28.58) max pin#1 dot flat .010 (0.25) typ .640 (16.26) .590 (14.98) .045 (1.14) .020 (0.50) .480 (12.19) .950 (24.13) pin #1 i.d. 120 m physical dimensions ................... in inches (mm) recommended p.c.b. layout p pm-805x yyww .480 (12.19) .090 (2.29) 40-places .050 (1.27) 19-places 40 1 .950 (24.13) 21 .030 (0.76) 40-places
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