key features: ? 8w output power ? 2:1 input voltage range ? compact dip case ? 1,500 vdc i/o isolation ? meets en 55022 ?a? ? single & dual outputs ? wide temperature operation ? industry standard pin-out ma800rw 2:1 input range, 8w single & dual output dc/dc con vert ers series 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 electrical speci? cations speci cations typical @ +25?, nominal input voltage & rated output current, unless otherwise noted. speci cations subject to change without notice. input parameter conditions min. typ. max. units input voltage range 12 vdc input 9.0 12.0 18.0 vdc 24 vdc input 18.0 24.0 36.0 48 vdc input 36.0 48.0 72.0 input filter (pi) filter (meets en 55022 class ?a?) input re? ected ripple current 35.0 ma p - p output parameter conditions min. typ. max. units output voltage accuracy 1.0 % line regulation v in = min to max 0.5 % load regulation, see note 1 single output 0.5 % dual output 1.0 cross regulation, dual output see note 2 5.0 % ripple & noise (20 mhz) see note 3 75 mv p - p output power protection 150 % i out temperature coef? cient 0.02 %/oc output short circuit protection continuous (autorecovery) general parameter conditions min. typ. max. units isolation voltage (input/output) 3 seconds 1,500 vdc isolation voltage (case/input, output) 3 seconds 1,000 isolation resistance 500 vdc 1,000 m isolation capacitance 100 khz/1v 1,000 pf switching frequency 330 khz emi characteristics parameter standard level radiated emissions en 55022 class a conducted emissions, see note 4 en 55022 class a esd en 61000-4-2 criteria b rs en 61000-4-3 criteria a eft, see note 4 en 61000-4-4 criteria b surge, see note 4 en 61000-4-5 criteria b cs en 61000-4-6 criteria a pfmf en 61000-4-8 criteria a environmental parameter conditions min. typ. max. units operating temperature range ambient -40 +85 oc operating temperature range case +100 oc storage temperature range -40 +125 oc cooling free air convection humidity rh, non-condensing 95 % physical case size 1.25 x 0.80 x 0.40 inches (31.8 x 20.3 x 10.2 mm) case material copper with nickel coating (ul94v-0) weight 0.60 oz (17g) reliability speci? cations parameter conditions min. typ. max. units mtbf mil hdbk 217f, 25oc, gnd benign 910 khours absolute maximum ratings parameter conditions min. typ. max. units input voltage surge (1 sec) 12 vdc input -0.7 25.0 vdc 24 vdc input -0.7 50.0 48 vdc input -0.7 100.0 lead temperature 1.5 mm from case for 10 sec 260 oc caution: exceeding absolute maximum ratings may damage the module. these are not continuous operating ratings.
model selection guide mechanical dimensions mechanical notes: all dimensions are typical in inch es (mm) tolerance x.xx = ?.02 (?.50) 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 derating curve pin single dual 2- v in -v in 3- v in -v in 9 no pin common 11 nc -v out 14 +v out +v out 16 -v out common 22 +v in +v in 23 +v in +v in nc: no connection pin connections model number input output max capacitive load (f max) ef? ciency (%, typ) fuse rating slow-blow (ma) voltage (vdc) current (ma) voltage (vdc) current (ma, max) current (ma, min) nominal range full-load no-load ma812s-03rw 12 9.0 - 18.0 687 20 3.3 2,000 0.0 3,300 80 2,000 ma812s-05rw 12 9.0 - 18.0 762 20 5.0 1,500 0.0 2,200 82 2,000 ma812s-12rw 12 9.0 - 18.0 784 20 12.0 665 0.0 470 85 2,000 ma812s-15rw 12 9.0 - 18.0 803 20 15.0 535 0.0 220 83 2,000 ma812d-05rw 12 9.0 - 18.0 813 20 5.0 800 0.0 1,000 82 2,000 ma812d-12rw 12 9.0 - 18.0 794 20 12.0 335 0.0 220 84 2,000 ma812d-15rw 12 9.0 - 18.0 794 20 15.0 265 0.0 100 84 2,000 ma824s-03rw 24 18.0 - 36.0 344 15 3.3 2,000 0.0 3,300 80 1,000 ma824s-05rw 24 18.0 - 36.0 381 15 5.0 1,500 0.0 2,200 82 1,000 ma824s-12rw 24 18.0 - 36.0 392 15 12.0 665 0.0 470 85 1,000 ma824s-15rw 24 18.0 - 36.0 397 15 15.0 535 0.0 220 84 1,000 ma824d-05rw 24 18.0 - 36.0 407 15 5.0 800 0.0 1,000 82 1,000 ma824d-12rw 24 18.0 - 36.0 402 15 12.0 335 0.0 220 83 1,000 ma824d-15rw 24 18.0 - 36.0 392 15 15.0 265 0.0 100 85 1,000 ma848s-03rw 48 36.0 - 72.0 172 15 3.3 2,000 0.0 3,300 80 500 ma848s-05rw 48 36.0 - 72.0 191 15 5.0 1,500 0.0 2,200 82 500 ma848s-12rw 48 36.0 - 72.0 198 15 12.0 665 0.0 470 84 500 ma848s-15rw 48 36.0 - 72.0 198 15 15.0 535 0.0 220 84 500 ma848d-05rw 48 36.0 - 72.0 203 15 5.0 800 0.0 1,000 82 500 ma848d-12rw 48 36.0 - 72.0 196 15 12.0 335 0.0 220 85 500 ma848d-15rw 48 36.0 - 72.0 196 15 15.0 265 0.0 100 85 500 notes: 1. load regulation is speci ed for a load change of 0% to 100%. load regulation for 3.3v output models is 1.5% max for a load change of 0% to 100%. 2. when measuring cross regulation, the load on one output is varied from 25% to 100% while the other output is held at 100%. 3. when measuring output ripple, it is recommended that an external 1.0 f ceramic capacitor be placed from the +v out pin to the -v out pin for single output units and from each output to common for dual output units. for noise sensitive applications, the use of 3.3 f capacitors will reduce the output ripple. 4. to help meet conducted emissions requirements, the pi lter components (c 1 , & l 1 ) in the diagram below should be used. these components should be mounted as close to the module as possible. to meet the requirements of en 61000-4-4 and en 61000-4-5, an external lter capacitor (c 2 in the diagram below) is required. 5. operation at no-load will not damage these units. however, they may not meet all speci cations. 6. dual output units may be connected to provide a 10 vdc, 24 vdc or 30 vdc output. to do this, connect the load across the positive (+v out ) and negative (-v out ) outputs and oat the output common. 7. it is recommended that a fuse be used on the input of a power supply for protection. see the table above for the correct rating. recommended input components
|
