-- v 0v +v 5 4 3 1 2 gnd v in features industry standard pinout pin compatible with nmxu output regulation 0.5% 1kvdc isolation single or dual output short circuit protected low profile package efficiency to 75% power density 0.53w/cm 3 5v & 12v input 5v, 12v and 15v output footprint 9.52cm 2 ul 94v-0 package material no heatsink required internal smd construction toroidal magnetics fully encapsulated mttf up to 1.0 million hours custom solutions available description the nmxso series offers a regulated 5w output in a low profile industry-standard package. when upgrading to the nmxso from 2 ?? square parts, it is possible to use the additional 16.28cm 2 to add additional cir - cuitry or reduce the overall board size. the device is protected against short-term short circuits. the regulation is ideal for stabilising supply voltages which vary due to loading, eg on backplanes in distributed power systems. nmxso series isolated 5w regulated single and dual output dual output type (top view) single output type (top view) 0v +v 5 3 1 2 gnd v in pin connections 2 - n m x s o s e r i e s dc-dc converters 2-107
absolute maximum ratings over operating free air* temperature range input voltage v in nmx05 types . . . . . . . . . . . . . . . . . . . . . . . . . . . 7v input voltage v in nmx12 types . . . . . . . . . . . . . . . . . . . . . . . . . . 15v output power 5v output types . . . . . . . . . . . . . . . . . . . . . . . . . . . 5w output power 12v output types . . . . . . . . . . . . . . . . . . . . . . . . . . 5.6w output power 15v output types . . . . . . . . . . . . . . . . . . . . . . . . . . . 6w isolation voltage (flash tested for 1 second) . . . . . . . . . . . . . . . . . 1000vdc operating free air temperature range . . . . . . . . . . . . . . . . . . . 0c to 70c storage temperature range . . . . . . . . . . . . . . . . . . . . . . -- 55c to 100c lead temperature 1.5mm from case for 10 seconds . . . . . . . . . . . . . . . 300c short circuit protection . . . . . . . . . . . . . . . . . . . . . . . . 15 seconds max. electrical specifications (measured at ta=25c, at nominal input voltage) input voltage range nmx05 types . . . . . . . . . . . . . . . . . . . . . . 5v 10% input voltage range nmx12 types . . . . . . . . . . . . . . . . . . . . . 12v 10% load voltage regulation (10% to 100% full load) . . . . . . . . . . . . . . . . . 0.5% line voltage regulation (10% to 100% full load) . . . . . . . . . . . . . . . . . 0.5% output voltage accuracy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3% input reflected ripple (20mhz band limited) . . . . . . . . . . . . . . 150mv p-p max. output ripple (20 mhz band limited) . . . . . . . . . . . . . . . . . 150mv p-p max. insulation resistance at 1000vdc . . . . . . . . . . . . . . . . . . . . 1000m min. efficiency at full load . . . . . . . . . . . . . . . . . . . . . . . 65% typical 55% min. temperature drift (v out ) . . . . . . . . . . . . . . . . . . . . . 0.015% per c max. temperature rise above ambient at full load . . . . . . . . . . . . . . . . 30c max. weight (typical) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 grams switching frequency at full load (typical) . . . . . . . . . . . . . . . . . . . . . 70khz no load power consumption (typical) . . . . . . . . . . . . . . . . . . . . . 700mw * free air -- requires a minimum of 10mm air space around the component. nmxso series isolated 5w regulated single and dual output 2-108
selection guide single output types - 5v and 12v input types part number output voltage (v) output current each output (ma) package style nmxsxx05so 5 1000 1 nmxsxx12so 12 470 nmxsxx15so 15 400 dual output types - 5v and 12v input types part number output voltage (v) output current each output (ma) package style nmxdxx05so 5 500 2 nmxdxx12so 12 235 nmxdxx15so 15 200 typical isolation capacitance (pf) part number output voltage (v) 05 12 15 nmxd05xxso 30.5 37.7 36.6 nmxd12xxso 40.5 74.8 65.7 nmxs05xxso 37.4 37.1 33.3 nmxs12xxso 46.6 55.0 60.0 note : all data taken at t a =25c. nmxso series isolated 5w regulated single and dual output 2 - n m x s o s e r i e s dc-dc converters 2-109
typical characteristics note : all data taken at t a =25c. nmxso series isolated 5w regulated single and dual output nmxs12 series nmxd12 series nmxs05 series nmxd05 series 2-110
mean time to failure (mttf) in thousands of hours part number -- 25c 25c 70c nmxd0505so 780 565 123 nmxs0505so 1059 811 225 nmxd0512so 174 146 73 nmxs0512so 314 265 137 nmxd0515so 96 83 51 nmxs0515so 182 157 98 nmxd1205so 196 162 76 nmxs1205so 209 177 106 nmxd1212so 104 89 53 NMXS1212SO 143 122 81 nmxd1215so 70 61 41 nmxs1215so 107 93 66 note : mttf figures derived from hybrid model of mil-hdbk-217f. nmxso series isolated 5w regulated single and dual output 2 - n m x s o s e r i e s dc-dc converters 2-111
outline dimensions single output types dual output types recommended footprint details all pins on a 2.54mm pitch. all dimensions in mm xx.x 0.50, xx.xx 0.25 nmxso series isolated 5w regulated single and dual output 2 1 2-112
|
