uv48 microvert e r ? seri e s 126-25 2 watts 48vd c input 3/ 4 br ick singles ful l br ick tri pl es de sc ripti on the v48 series are high density dc-dc converters designed for use in telecom and other centralized modular and distributed power applications. the v48 series use met al pc boar ds , pla na r tr ansf orme rs, and surface mount construction to produce up to 252 watts in a tiny package. features ? miniature size ? high density ? up to 58 w/in.3 ? constant frequency ? 370khz ? parallelable with current sharing ? fault tolerant ? n+m redundancy ? extremely low thermal resistance ? output good signal ? optional sync pin ? ul/csa/tuv approvals ? non-shutdown ovp ? logic on- ? thermal protection ? current limit/short circuit protection mode l s elect ion model output output voltage current v48-2 2.1v 60a v48-3 3.3v 50a v48-5 5v 40a v48-8 8v 30a v48-12 12v 20a v48-15 15v 16a v48-24 24v 10a v48-28 28v 9a v48-t512 5v 35a* 12v 3a* -12v 3a* v48-t515 5v 35a* 15v 3a* -15v 3a* *maximum total output power 185 w. option: ? a output good deleted ? s sync. pin option single out put triple out put astrodyne corporation tel: (508) 964-6300 35 hampden road fx: (508) 339-0375 30 www.astrodyne.com www.roassoc.com astrodyne usa: 1-800-823-8082
uv48 microverter series specifications min typical max units conditions input cdv 27 8463 egatlov tupni tuptuo lluf %57 cdv 23 tuonworb sbmoluoc 4-01x6.2 egrahc hsur ni input re ? enil lanimon ,daol lluf % 02 elppir detce selgnissttaw 5.2 noitapissid rewop daol on 7.5 watts triples sttaw 1 ni rewop delbasid cigol zh 021 @ bd 06 noitcejer elppir tupni stinu ot egamad on cdv001 27 egatlovrevo tupni output (singles and main output of triple) daol on % 1 ycarucca tniop tes daol lluf ot 0 % 2.20. noitaluger daol egnar revo % 2.20. noitaluger enil zhm02 ot 0p-p% 3 1 elppir % 01 egnar mirt consult factory for extended range latot v5.0 noitasnepmoc esnes etomer ovp (non shutdown auto. recovery) 120* % * or vout +.5v whichever is greater daol lluf % 021-011 )yrevocer.otua( timil tnerruc daol lluf % 5 )citamotua( gnirahs tnerruc s 05 selgnis esnopser tneisnart 20-80% load,.5a/s, vout 1% s 002 selpirt tuptuo niam esnopser tneisnart 10-20a, aux. loads 2.5a, .25a/s, vout 1% transient response waveforms see web site: www.roassoc.com /% 20. tfird pmet c see curves on page 80 output (auxiliary outputs of triples) % 15.0 ycarucca tniop tes 10a on main, no load auxiliaries daol lluf ot 0 % 5. 2. noitaluger daol egnar revo % 1.10. noitaluger enil zhm 02 ot 0p-p% 5.52. elppir daol lluf % 021-011 )yrevocer.otua( timil tnerruc %1 nihtiw tuov ,daol %08-02 s 002 esnopser tneisnart %1 tuov ,enil hgih ot enil wol s 002 esnopser tneisnart %1 tuov ,daol %001-05 s 002 esnopser tneisnart /% 60. tfird pmet c control %1 tuov ,deilppa rewop tupni sm 5.2 emit no-nrut %1 nihtiw tuov sm 1 emit no nrut cigol knis am 1 tnerruc delbasid cigol isolation erudecorp rof yrotcaf tlusnoc cdv 0003 tuptuo ot tupni cdv 0051 esac ot tupni cdv 005 esac ot tuptuo fp 0022 yticapac tuptuo ot tupni thermal operating temperature -40 +100 c case automatic shut-down temperature +100 +105 +110 c case thermal resistance case to ambient 4.2 c/w single @ tc=100 c 3.3 c/w triple @ tc=100 c weight .zo 7 selgnis .zo 9 selpirt size sehcni 6.3x4.2x5.0 selgnis sehcni 6.4x4.2x5.0 selpirt astrodyne corporation tel: (508) 964-6300 35 hampden road fx: (508) 339-0375 30 www.astrodyne.com www.roassoc.com astrodyne usa: 1-800-823-8082
e f f i c i e n cy c u r v e s continued output power, watts aux. loads fixed at 2a, 5v load varied all loads varied efficiency (%) 85 80 75 70 50 100 150 200 output power, watts 90 85 80 75 50 100 150 200 250 efficiency (%) output power, watts efficiency (%) 85 80 75 70 2.0 1.5 1.0 0.5 0.0 2.0 1.5 1.0 0.5 0.0 50 100 150 200 output power, watts 5v load fixed, aux. output loads varied from 0 to 3a each 5v@ 22a 5v@ 13a 5v@5a 85 80 75 70 50 100 150 200 efficiency (%) 5v 3.3v 2v 12v 24v triple output models sledom tuptuo v42 dna 21 sledom tuptuo v5 dna 3 ,2 triple output models 30 36 42 48 54 60 66 72 78 84 90 30 36 42 48 54 60 66 72 78 84 90 minimum 5v load vs. auxiliary output power v28 and v48-triple output models auxiliary output power, watts tc=100 c tc=70 c minimum 5v load vs. auxiliary output power v300 triple output models auxiliary output power, watts tc=100 c tc=25 c 5v load (a) 5v load (a) microverter series minimum load ? triples note: e ciencies are typical for tc=25 c and nominal input. input and output voltages are measured at the pins. astrodyne corporation tel: (508) 964-6300 35 hampden road fx: (508) 339-0375 30 www.astrodyne.com www.roassoc.com astrodyne usa: 1-800-823-8082
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