selection guide features n w ide temperature performance at full 1 watt load, ?0? to 85? n lead frame technology n cecc00802 reflow (280?) n single isolated output n 1kvdc isolation n efficiency to 78% n power density 1.8w/cm 3 n 3.3v, 5v & 12v input n 3.3v, 5v, 9v, 12v and 15v output n footprint over pins 1.64cm 2 n ul 94v-0 package material n no heatsink required n internal smd construction n t oroidal magnetics n plastic encapsulated n mttf up to 2.9 million hours n custom solutions available n multi layer ceramic capacitors n lead free compatible description the nte series of miniature surface mounted dc-dc converters employ leadframe technology and transfer moulding techniques to bring all of the benefits of ic style packaging to hybrid circuitr y . the devices ar e fully compatible with cecc00802 to 280? which allows them to be placed and reflowed with ic?, thus reducing time and cost in production. the co-planarity of the pin positions is based upon iec 191-6:1990. the devices are suitable for all applications where high volume production is envisaged. nominal input input output output cur r ent at isolation v oltage v oltage cur r ent rated load efficiency capacitance mttf 1 o rd e rc o d e 5 (v) (v) (ma) (ma) (%) (pf) khrs nte0303m 3.3 3.3 303 410 73 30 1234 nte0305m 3.3 5 200 390 78 35 632 nte0503m 5 3.3 303 270 74 40 619 nte0505m 5 5 200 294 68 35 2418 nte0505me 5 5 200 260 77 40 419 nte0509m 5 9 111 267 75 43 1174 nte0512m 5 12 83 260 77 42 634 nte0515m 5 15 66 256 78 44 360 nte1205m 12 5 200 124 67 47 621 nte1209m 12 9 111 114 73 77 488 nte1212m 12 12 83 113 74 88 360 nte1215m 12 15 66 111 75 95 252 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. 1 calculated using mil-hdbk-217f with nominal input voltage at full load. 2 see derating curve. 3 12v input types have typically 3% less load regulation change. 4 supply voltage must be discontinued at the end of the short circuit duration. 5 if components are required in tape and reel format suffix order code with -r, e.g. nte0505m-r all specifications typical at t a =25 c, nominal input voltage and rated output current unless otherwise specified. parameter conditions min typ max units continuous operation, 3.3v input types 2.97 3.30 3.63 v oltage range continuous operation, 5v input types 4.5 5 5.5 v continuous operation, 12v input types 10.8 12 13.2 reflected ripple cur r ent 30 47 ma p-p short circuit duration 4 1second internal power dissipation 600mw lead temperature 1.5mm from case for 10 seconds 300? input voltage v in , nte03 types 5.5v input voltage v in , nte05 types 7v input voltage v in , nte12 types 15v input characteristics absolute maximum ratings parameter conditions min typ max units rated power 2 t a = - 40? to 85? 1.0 w v oltage set point accuracy see tolerance envelope line regulation high v in to low v in 1.0 1.2 %/% 10% load to rated load, 10 14 0303m, 0305m, 0503m, 0505me 10% load to rated load, 5v output types 12.8 15 load regulation 3 10% load to rated load, 9v output types 8.3 9.0 % 10% load to rated load, 12v output types 6.8 7.5 10% load to rated load, 15v output types 6.3 7.0 bw=dc to 20mhz, 40 60 0303m, 0305m, 0503m, 0505me types ripple and noise bw=dc to 20mhz, 5v output types 62 85 mv p-p bw=dc to 20mhz, 9v output types 49 75 bw=dc to 20mhz, 12v output types 39 65 bw=dc to 20mhz, 15v output types 38 76 output characteristics nte series isolated 1w single output sm dc-dc converters www.dc-dc.com
nte series isolated 1w single output sm 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 c&d technologies (ncl), inc. 5816 creedmoor road, raleigh nc 27612, usa t el: +1 (919) 571-9405 fax: +1 (919) 571-9262 email: info@us.cdtechno-ncl.com c&d technologies (ncl) limited reserve the right to alter or improve the specification, internal design or manufacturing process at any time, without notice. please check with your supplier or visit our web site to ensure that you have the cur r ent and complete specification for your product before use. ?c&d technologies (ncl) limited 2001 ndc nte.3 no part of this publication may be copied, transmitted or stored in a r etrieval system or reproduced in any way including, but not limited to, photography, photocopy, magnetic or other recording means, without prior written permission from c&d technologies (ncl) limited. instructions for use are available from www.dc-dc.com isolation characteristics general characteristics temperature characteristics parameter conditions min typ max units isolation test voltage flash tested for 1 second 1000 vdc resistance v iso=1000vdc 10 g w parameter conditions min typ max units switching frequency all variants 110 khz parameter conditions min typ max units specification all output types ?0 85 ? storage ?5 125 ? 0303m, 0305m, 0503m, 0505me 30 case temperatur e 0505m, 1205m 40 ? above ambient all other output types 40 cooling free air convection mechanical dimensions pin 1 gnd 3 v in 5 na 7 0v 8 +v 10 na 12 na 14 na w e i g h t : 1.21g all dimensions in mm xx.xx ?.25mm. all pins on a 2.54mm pitch. na ?not available for electrical connection 1 2.70 7 .62 11 .20 10 .40 6.60 (5.95) (6.35) 5.85 0.65 0.55 0.30 0.20 1.875 max detail a detail a 1 .50 1 .20 7.70 2.54 2.10 0.5 reference plane 5. 00 0. 25 0.10 2.79max 1 3 5 7 8101214 0.1 s 0.2 m p s p 1 0 pins seating plane s nte0505m xyyww performance characteristics tolerance envelope (3.3v output types) + 9% +1% v nom -7% +1% -7% -15% 10 25 50 75 100 output load cur r ent (%) tolerance envelope (all other types) + 10% +5% v nom +2.5% -2.5% -7.5% 10 25 50 75 100 output load cur r ent (%) temperature derating 2.0 1.5 1.0 0.5 0 -40 0 50 100 150 ambient temperature (?) 85? safe operating area
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