www.micropowerdirect.com micropower direct 292 page street suite d stoughton, ma 02072 usa t: (781) 344-8226 f: (781) 344-8481 e: sales@micropowerdirect.com w: www.micropowerdirect.com input parameter conditions min. typ. max. units input voltage range 5 vdc input 4.5 5.0 5.5 vdc 12 vdc input 10.80 12.0 13.20 24 vdc input 21.60 24.0 26.40 short circuit input power 2,000 mw input filter pi () filter conducted emi en 55022 class a output parameter conditions min. typ. max. units output voltage accuracy ?.0 % output voltage balance ?.0 ?.0 % line regulation v in = min to max ?.2 ?.5 % load regulation i out = 0% to 100% ?.2 ?.5 % ripple & noise (20 mhz) see note 1 60 mv p - p temperature coef cient ?.02 %/? output short circuit continuous (autorecovery) general parameter conditions min. typ. max. units isolation voltage 60 seconds 1,500 vdc isolation resistance 500 vdc 1,000 m? isolation capacitance 100 khz, 1v 300 pf switching frequency 300 khz environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +25 +85 ? operating temperature range case +95 ? storage temperature range -55 +125 ? cooling, see note 2 free air convection humidity rh, non-condensing 95 % physical case size see mechanical drawing (page 2) case material non-conductive black plastic (ul94-v0) weight 0.43 oz (12.4g) reliability speci cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25?, gnd benign 700 khours absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) 5 vdc input -0.7 7.5 vdc 12 vdc input -0.7 15 24 vdc input -0.7 30 lead temperature 1.5 mm from case for 10 sec 260 ? caution: exceeding absolute maximum ratings may damage the module. these are not continuous operating ratings. key features: 3w output power compact dip case tight regulation single & dual outputs 1,500 vdc isolation >700 khour mtbf 15 standard models industry standard pin-out ma300r regulated, 3w dip single & dual output dc/dc con vert ers series electrical speci cations speci cations typical @ +25?, nominal input voltage & rated output current, unless otherwise noted. speci cations subject to change without notice.
micropower direct we power your success - for less! 292 page street ste d stoughton, ma 02072 tel: (781) 344-8226 fax: (781) 344-8481 e-mail: sales@micropowerdirect.com www.micropowerdirect.com model selection guide model number input output ef ciency (%, typ) capacitive load ( f, max) fuse rating slow-blow (ma) voltage (vdc) current (ma) voltage (vdc) current (ma, max) current (ma, min) nominal range full-load no-load ma305s-05r 5.0 4.5 - 5.5 857 90 5.0 600 0.0 70 470 1,500 ma305s-12r 5.0 4.5 - 5.5 769 90 12.0 250 0.0 78 100 1,500 ma305s-15r 5.0 4.5 - 5.5 769 90 15.0 200 0.0 78 100 1,500 ma305d-12r 5.0 4.5 - 5.5 769 90 ?2.0 ?25 0.0 78 ?00 1,500 ma305d-15r 5.0 4.5 - 5.5 769 90 ?5.0 ?00 0.0 78 ?00 1,500 ma312s-05r 12 10.8 - 13.2 338 45 5.0 600 0.0 74 470 750 ma312s-12r 12 10.8 - 13.2 313 45 12.0 250 0.0 80 100 750 ma312s-15r 12 10.8 - 13.2 313 45 15.0 200 0.0 80 100 750 MA312D-12R 12 10.8 - 13.2 309 45 ?2.0 ?25 0.0 81 ?00 750 ma312d-15r 12 10.8 - 13.2 305 45 ?5.0 ?00 0.0 82 ?00 750 ma324s-05r 24 21.6 - 26.4 167 22 5.0 600 0.0 75 470 350 ma324s-12r 24 21.6 - 26.4 156 22 12.0 250 0.0 80 100 350 ma324s-15r 24 21.6 - 26.4 156 22 15.0 200 0.0 80 100 350 ma324d-12r 24 21.6 - 26.4 154 22 ?2.0 ?25 0.0 81 ?00 350 ma324d-15r 48 21.6 - 26.4 152 22 ?5.0 ?00 0.0 82 ?00 350 notes: all dimensions are typical in inches (mm) tolerance x.xx = 0.02 ( 0.50) pin 1 is marked by a ?ot or indentation on the side of the unit pin single dual 1+v in +v in 2nc -v out 3 nc common 10 -v out common 11 +v out +v out 12 -v in -v in 13 -v in -v in 14 +v out +v out 15 -v out common 22 nc common 23 nc -v out 24 +v in +v in nc: no connection derating curve not es all dim mechanical dimensions pin connections notes: 1. when measuring output ripple & noise, it is recommended that an external ceramic capacitor (0.33 f typ.) be placed from the +v out to the -v out pins for single output units and from each output to common for dual output models. 2. free air convection is typically 20 lfm. the units should not be operated in still air (0 lfm). 3. exceeding the absollute ratings could damage the unit. 4. it is recommended that a fuse be used on the input of a power supply for protection. see the model selection table above for the correct rating. g
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