features n single isolated output n industry standard pinout n 1kvdc isolation n efficiency to 80% n power density 1.45w/cm 3 n 24v & 48v input n 5v, 9v, 12v and 15v output n footprint from 0.69cm 2 n ul 94v-0 package material n no heatsink required n internal smd construction n t oroidal magnetics n fully encapsulated n no external components required n custom solutions available n pin compatible with lme n sip & dip package styles description the nme series of dc-dc converters is particularly suited to isolating and/or converting dc power rails. the galvanic isolation allows the device to be configured to provide an isolated negative rail in systems where only positive rails exist. 1 calculated using mil-hdbk-217f with nominal input voltage at full load. 2 see derating curve 3 supply voltage must be discontinued at the end of the short circuit duration. all specifications typical at t a =25 c, nominal input voltage and rated output current unless otherwise specified. selection guide nominal input output output v oltage v oltage cur r ent mttf 1 order code (v) (v) (ma) (%) (pf) khrs nme2405d 24 5 200 70 40 201 nme2409d 24 9 111 75 59 185 dip nme2412d 24 12 83 80 78 163 nme2415d 24 15 66 80 79 136 nme2405s 24 5 200 70 40 201 nme2409s 24 9 111 75 59 185 sip nme2412s 24 12 83 80 78 163 nme2415s 24 15 66 80 79 136 NME4805D 48 5 200 70 32 213 nme4809d 48 9 111 75 50 194 dip nme4812d 48 12 83 80 76 164 nme4815d 48 15 66 80 75 140 nme4805s 48 5 200 70 32 213 nme4809s 48 9 111 75 50 194 sip nme4812s 48 12 83 80 76 164 nme4815s 48 15 66 80 75 140 i when operated without additional external load capacitance, the output voltage of the devices is guaranteed to be within 95% of its steady state value within 100ms after the input voltage has reached 95% of its steady state value, ir r espective of the rise time of the input voltage . ii when operated with additional external load capacitance the rise time of the input voltage will determine the maximum external capacitance value for guaranteed start up. the slower the rise time of the input voltage the greater the maximum value of the additional external capacitance for reliable start up.
nme 24v & 48v series isolated 1w single output dc-dc converters
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