pe-69028 date code country of origin 1.005 25,53 1.145 29,08 20 x .025 15,88 .050 1,27 18 x 1.015 25,78 1.185 30,10 .450 11,43 .018 .002 0,46 0,05 20 x .010 .002 0,25 0,05 .045 1,14 20x .215 5,46 0 - 8 .625 15,88 .050 1,27 18x .450 11,43 .004/0,10 max 12220 world trade drive, san diego, california 92128 ? tel 619-674-8100 ? fax 619-674-8262 ? http://www.pulseeng.com h302.a (8/96) mechanical 100base-vg magnetics modules designed for 100 mbps quartet transmission over utp-3 cable weight . . . . . . . . . .2.8 grams tape & reel . . . . . . .250/reel tube . . . . . . . . . . . . .30/tube designed to meet ieee 802.12 specifications designed to withstand infrared and vapor phase soldering pick and place compatible surface mount packages electrical specifications @ 25c operating temperature 0c to 70c dimensions: inches mm unless otherwise specified, all tolerances are .005 0,13 pe-69028 insertion loss return loss common mode crosstalk voltage part (db min) (db min) rejection (db min) isolation number (db min) (vrms min) 15 mhz (max) 20 mhz 30 mhz 40 mhz 50 mhz .1-15 mhz .1-30 mhz 0-15 mhz pe-69028 -3.6 -3.2 -16 -27 -37 -20 -30 30 1.6 kv 78z9011sm -3 -5 -20 -32 -42 -21 -30 30 2 kv
100base-vg magnetics modules designed for 100 mbps quartet transmission over utp-3 cable 12220 world trade drive, san diego, california 92128 ? tel 619-674-8100 ? fax 619-674-8262 ? http://www.pulseeng.com h302.a (8/96) filter filter filter filter 1 2 3* 4 5 6 7 8* 9 10 20 19 17 16 15 14 12 11 schematic *note: attach pins 3 and 8 to ground for improved common mode performance. mechanical 78z9011sm date code country of origin 1.140 28,95 .018 .002 0,46 0,05 20 x .030 0,76 20 x .260 6,60 0 - 8 .620 15,74 .050 1,27 18 x .450 11,43 .004/0,10 max 1.025 max 26,04 .025 0,64 1.180 29,97 1.000 25,4 .050 1,27 .450 11,43 .030 0,76 weight . . . . . . . . . .5.8 grams tape & reel . . . . . . .250/reel tube . . . . . . . . . . . . .35/tube dimensions: inches mm unless otherwise specified, all tolerances are .005 0,13 78z9011sm pe-69028, 78z9011sm
100base-vg magnetics modules designed for 100 mbps quartet transmission over utp-3 cable 12220 world trade drive, san diego, california 92128 ? tel 619-674-8100 ? fax 619-674-8262 ? http://www.pulseeng.com h302.a (8/96) application the pe-69028 and the 78z9011sm filter/magnetics modules are designed specifically for implementation of 100base-vg data link over voice grade unshielded twisted pair cable (utp-3). the mod- ules provide excellent emi filtering and are targeted for adapter card and hub applications. in designing these parts, pulse has worked closely with members of the ieee 802.12 committee to develop an analog interface that provides isolation and filtering for a 100base-vg media interface. the modules have duplex trans- mit or receive channels for quartet signaling. each pair communicates at 25 mbps. the insertion loss graph on the next page shows that the cut-off frequency is close to a 10base-t filter. this makes the modules ideal for the hybrid of 10base-t/100base-vg hubs. the transformers used in the modules provide high voltage isola- tion, wide band width, fast rise times and minimal baseline wander. each channel includes a low pass filter which reduces overshoot and ringing on the transmitted waveform and decreases susceptibility to noise picked up by the cable. the filter and mag- netic characteristics are also suitable for 10 mbps transmission, which allows the module to be shared for 10 mb/100 mb ports. the low pass filter corner frequency has been optimized to provide low insertion loss and uniform group delay in the pass band, while providing monotonic, high attenuation in the stop band. the parts provide over 15 db of attenuation at 30 mhz to fil- ter signal harmonics and reduce emi. emi is also controlled with exceptional common mode filtering. when the module is receiving a signal, the filter removes impulse and random noise that may be introduced by the trans- mission medium. the modules replace 48 discrete components. the small form fac- tor benefits the users by allowing shorter signal interconnect lines and assuring good high frequency performance. transfer molded packaging provides protection against extreme environments. pins 3 and 8 should have a 0.1 f capacitor tied to ground to help reduce unwanted emi and improve the common mode performance. typical electrical performance start 1 mhz stop 100 mhz ref 0 db log mag insertion loss 10 db/div 10 20 30 40 50 60 70 80 90 100 start 1 mhz stop 100 mhz ref 0 db log mag return loss 5 db/div 5 10 15 20 25 30 35 40 45 50 pe-69028
for more information : corporate 12220 world trade drive san diego, ca 92128 tel: 619 674 8100 fax: 619 674 8262 http://www.pulseeng.com quick-facts: 619 674 9672 europe dunmore road tuam county galway ireland tel: 353 93 24107 fax: 353 93 24459 asia block 3027 ubi road 1 #03-120 singapore 408720 tel: 65 741 5277 fax: 65 741 3013 distributor 100base-vg magnetics modules designed for 100 mbps quartet transmission over utp-3 cable performance warranty of products offered on this data sheet is limited to the parameters specified. data is subject to change without notice. printed on recycled paper. ?1996, pulse engineering, inc. h302.a (8/96) insertion loss 1 100 10 frequency (mhz) insertion loss 10 db/div 10 20 30 40 50 60 70 80 90 100 return loss 5 db/div 1 100 10 frequency (mhz) 5 10 15 20 25 30 35 40 45 50 typical electrical performance 78z9011sm
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