features n output regulation <1.5% n controllable output n 1kvdc isolation n single isolated output n sip & dip package styles n efficiency to 62% n power density 0.85w/cm 3 n 5v, 12v, 24v & 48v input n 5v, 9v, 12v & 15v output n footprint from 1.17cm 2 n ul 94v-0 package material n no heatsink required n smd construction n t oroidal magnetics n fully encapsulated n no external components n mttf up to 2.4 million hours n pcb mounting n custom solutions available description the nmf series of dc-dc converters is used where a tightly regulated supply is r equired. they are ideal for situations wher e the input voltage is not tightly controlled. the output control pin makes the device particularly suitable for flash prom applications where an on/off controlled voltage source is required. selection guide nominal input output output v oltage v oltage cur r ent power out mttf 1 order code (v) (v) (ma) (mw) (%) (pf) khrs nmf0505s 5 5 100 500 50 28 1307 nmf0509s 5 9 100 900 62 32 825 sip nmf0512s 5 12 83 1000 62 33 512 nmf0515s 5 15 67 1000 62 39 316 nmf1205s 12 5 100 500 50 48 456 nmf1209s 12 9 100 900 62 63 379 sip nmf1212s 12 12 83 1000 62 68 290 nmf1215s 12 15 67 1000 62 69 218 nmf2405s 24 5 100 500 50 84 843 nmf2409s 24 9 100 900 62 106 613 sip nmf2412s 24 12 83 1000 62 132 422 NMF2415S 24 15 67 1000 62 152 279 nmf4805s 48 5 100 500 50 54 200 nmf4809s 48 9 100 900 62 75 283 sip nmf4812s 48 12 83 1000 62 92 162 nmf4815s 48 15 67 1000 62 109 135 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.
nmf series isolated 1w regulated single output dc-dc converters c&d technologies (ncl) ltd t anners drive, blakelands north milton keynes mk14 5bu, england t el: +44 (0)1908 615232 fax:+44 (0)1908 617545 email: info@cdtechno-ncl.com www: http://www.dc-dc.com
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