mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 1 of 8 www.murata-ps.com/support for full details go to www.murata-ps.com/rohs $ www.murata-ps.com features ? ? iec60601 ed 3 medical (2 x mopp pri-sec) en60950 ite safety approved ? ? 400w compact high density ? ? 3" x 5" standard footprint ? ? high ef ciency up to 94% ? ? remote sense ? ? remote on/off, power ok ? ? universal ac input with active pfc ? ? less than 1u high ?1.4" ? ? convection cooled operation up to 250w ? ? isolated 12v@1a fan output ? ? isolated 5v@2a standby output ? ? rohs compliant ? ? active inrush protection ? ? current sharing option description the mvac400 series switching power supplies utilize advanced component and circuit technologies to deliver high ef ciency. designed for medical, computing, communications, telecom and other oem applications to satisfy 1u height design considerations, the mvac400 series measures only 3.0" x 5.0" x 1.40". all models offer universal ac input with active power factor correction (pfc) and compliance to worldwide safety and emc standards. ordering guide model number na tural convection cooling forced air cooling main output (v1) fan output (v2) aux output (v3) mvac400-12af 250w 400w @ 250lfm 12v 12v 5v mvac400-24af 24v MVAC400-48AF 50v mvac400-12afd 12v mvac400-24afd 24v MVAC400-48AFd 50v mvac400-24aft* 24v mvac400-12afr* 12v mvac400-12aft* 12v mvac-cover optional cover kit assembly; see mvac-cover datasheet for details. refer to page 2 for current sharing details for mvac400-xxafd and mvac400-xxafr models. * ccc certi cation is not available for these models. input characteristics parameter conditions min. typ. max. units input voltage operating range single phase 90 115/230 264 vac dc 127 300 vdc input frequency 47 50/60 63 hz turn-on input voltage input rising 80 90 vac turn-off input voltage input falling 70 80 input current 90vac input, full load all outputs 5.5 a no load input power 7 (ps_on = off, 5v_aux = 0a) 1.5 2.0 w inrush current at 264vac, at 25? cold start 15 apk power factor at 230vac, full load 0.98 output characteristics model number main output voltage (v1) load current maximum load capacitance line, load, cross regulation 6 typical ef ciency @230vac mvac400-12afx 12v 0 to 33.3a 0 to 2200? ?1% 93% mvac400-24afx 24v 0 to 16.7a 0 to 470? ?1% 93% MVAC400-48AFx 50v 0 to 8.0a 0 to 150? ?1% 94% main output characteristics (all models) parameter conditions typ. max. units transient response 9 50% load step, 1a/?ec slew rate ?5 % settling time to 1% of nominal 500 ?ec turn on delay after application of input power 3 sec output voltage rise monotonic 5 50 msec output holdup 120vac/60hz, full load 20 temperature coef cient 0.02 %/? ripple voltage & noise 1 1% remote sense compensates for up to 0.5v of lead drop with remote sense connected. protected against short circuit and reverse connection. 500 mv hot swap transients 10 all outputs remain in regulation ?10 % auxiliary output characteristics (all models) auxiliary output aux output voltage 8 load current load capacitance line, load, cross regulation 3 ripple voltage & noise 1 fan (v2) 12v 0 to 1a 0 to 220? ?10% 2% aux (v3) 5v 0 to 2a 0 to 220? ?5% 1% www.murata-ps.com / en / 3d / acdc.htm l www.murata-ps.com / en / 3d / acdc.htm l www.murata- p s.com/en/3d/acdc.htm l www.murata-ps.com / en / 3d / acdc.htm l www.murata- p s.com/en/3d/acdc.htm l www.murata-ps.com / en / 3d / acdc.htm l available now at www.murata-ps.com/en/3d/acdc.html cb test certi cate and test report
mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 2 of 8 www.murata-ps.com/support environmental characteristics parameter conditions min. typ. max. units storage temperature range -40 85 ? operating temperature range see power rating curves -10 70 start up -20 operating humidity non-condensing 10 95 % operating altitude -200 5000 m mtbf telcordia sr-332 m1c3 @25? 474k hours shock operating, mil-hbk-810e complies non-operating, mil-hbk-810e complies operational vibration iec-68-2-27 standard complies to levels of iec721-3-2 safety ?medical standards 2 x mopp (primary-secondary) iec60601-1 (ed. 3) ?cb cert and report ansi/aami es60601-1 (2005+c1:09+a2:10) can/csa 22.2 no. 60601-1 (2008) 3rd edition en60601-1:2006+corr:2010 safety ?ite standards ul60950-1, 2nd edition, 2011-12-19 csa22.2 no.60950-1-07, 2nd edition, 2001-12. en60950-1:2006+a11:2009/a1/2010/a12:2011 iec 60950 (ed.2), iec60950 (ed.2); am1 ce marking per lvd warranty 2 years outside dimensions 3.0" x 5.0" x 1.4" (76.2mm x 127mm x 35.6mm) weight (typ.) 0.8lbs (362.87g) residual risk (per iso 14971 & iec60601-1) for user consideration fault condition residual risk complies contact your murata salesperson for details protection characteristics parameter conditions min. typ. max. units over voltage protection 4 v1 (main output) latching 110 125 % v3 (aux output) latching 5.5 7.5 v over current protection 4 v1, hiccup mode 110 130 %amax v3, auto-recovery 110 150 over temperature protection auto-recovery complies remote sense short circuit protection complies remote sense reverse connection protection complies isolation characteristics parameter conditions min. typ. max. units isolation primary to chassis 1500 vac primary to secondary (2xmopp) 4000 secondary to chassis 500 output to output 500 earth leakage current (under single fault condition) 264vac, 60hz, 25? 300 ? earth leakage current (under normal conditions) 264vac, 60hz, 25? 150 ? current sharing option ? mvac400-xxafd and mvac400-xxafr model number description mvac400-12afd mvac400-24afd MVAC400-48AFd mvac400-12afr main output: current share is achieved using the droop method. nominal output voltage is achieved at 50% load and output voltag e increases/drops at a rate of: ? 30mv per amp for the 12v output ? 120mv per amp for the 24v output ? 500mv per amp for the 50v output. startup of parallel power supplies is not internally synchronized. if more than 400w combined power is needed, start-up synchro nization must be provided by using a common ps_on signal. to account for ?0% full load current sharing accuracy and the reduction in full load output volta ge due to droop, available output power must be derated by 15% when units are operated in parallel. current sharing can be achieved with or without remote sense connected to the common load. if oring protection is desired, use the afr model or if the afd model is selected please contact murata sales for external orin g fet board or external oring fet reference circuit design (also see applications note acan-42). aux (v3) output can be tied together for redundancy but total combined output power must not exceed 10w, external oring devices must be used. fan (v2) can be tied together for redundancy but total com load must not exceed 12w, external oring devices must be used.
part number structure - mv murata manufacturing corp. a form factor outline a = 2x4", 3x5", or 4x7" x outline detail b & d = 2x4" c = 3x5" f = 4x7" main output voltage (v) (12, 24, 28, or 48) zz hhh modi? cation code options a = aux 5v standby voltage f = aux 12v fan output d = droop current share t = terminal output connector r = terminal output connector with internal or-ing solution and droop current share output power (w) (40, 65, 120, 160, 250, 400, or 750) yyy mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 3 of 8 www.murata-ps.com/support emissions and immunity characteristic standard compliance input current harmonics iec/en 61000-3-2 class a voltage fluctuation and flicker iec/en 61000-3-3 complies conducted emissions en 55022 class b fcc part 15 class b esd immunity iec/en 61000-4-2 level 4, criterion 2 radiated field immunity iec/en 61000-4-3 level 3, criterion a electrical fast transient immunity iec/en 61000-4-4 level 4, criterion a surge immunity iec/en 61000-4-5 level 3, criterion a radiated field conducted immunity iec/en 61000-4-6 level 3, 10v/m, criterion a magnetic field immunity iec/en 61000-4-8 level 3, criterion a voltage dips, interruptions iec/en 61000-4-11 level 3, criterion b emi considerations for optimum emi performance, the power supply should be mounted to a metal plate grounded to all 4 mounting holes of the power supply. to comply with safety standards, this plate must be properly grounded to protective earth (see mechanical dimension notes). pre-compliance testing has shown the stan d-alone power supply to comply with en55022 class a radiated emissions. class b radiated emissions are achievable with a metal enclosure. radiated emission results vary wi th system enclosure and cable routing paths. 1. noise and ripple is measured at an oscilloscope jack on the output, 20mhz bandwidth, and with 0.1? ceramic and 10? aluminum electrolytic capacitors across the output pins. 2. unless otherwise speci ed all measurements are taken at 120vac input and 25? ambient temperature. 3. fan (v2) regulation band applies from 0.1a to 1a load with a minimum of 10w load on the main (v1) output. 4. fan (v2) has overvoltage protection (tracking v1) and short circuit protection. overloading the fan (v2) output can result in permanent damage to the unit. 5. 24v and 50v models may exhibit up to 5% turn on overshoot for loads less than 4% of full load. 6. load regulation for droop version models (mvac400-xxafd and mvac400-xxafr) is based the calculated droop voltage ?.5% (see current sharing section for droop characteristics). 7. no load input power varies by model and by input line. measurement is dif cult to make due to burst mode operation. please contact murata sales if additional information is required. 8. all three output returns are isolated from each other (see isolation characteristics section); the returns may be tied together externally. 9. load steps beginning from combined loads on the main and fan outputs of less than 5w may result in transient undershoots outside of the spec limits. 10. for mvac400-xxafr models only: measured with 220? capacitance across main output. safety considerations 1. this power supply is a component level power supply intended for use in class i or class ii applications. secondary ground t races need to be suitably isolated from primary ground traces when used in class ii applications. 2. when the power supply is used in class ii equipment, all ground traces and components connected to the primary side are cons idered primary for spacing and insulation considerations. status and control signals parameter models conditions ps_on mvac400-xxaf mvac400-xxafd mvac400-xxafr this pin must be pulled low (sink current >2ma) to +5v_aux_rtn to turn on the main and fan (v2) output. the +5v_aux output is i ndependent of the ps_on signal, and comes up automatically when the input ac or input dc voltage is applied within their speci ed operating ranges. mvac400-xxaft this pin is pulled high internally and so all three outputs (main, fan output and +5v_aux) come up automatically when the input ac or input dc voltage is applied within their speci ed operating ranges. pulling this pin low (sink current >2ma) to +5v_aux_rtn will disable the ma in and fan outputs. pwr_ok all models open collector logic goes high 50-200ms after the main output is within regulation; it goes low at least 6msecs before loss of regulation. internal 10k pull up to +5v_aux is provided. applications using the pwr_ok signal should maintain a minimum load of 5w on the main or fa n output.
mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 4 of 8 www.murata-ps.com/support performance data inrush current time: 100 msec/div, ch1: 500 v/div, ch4: 20 a/div, vin: 264 vac, ipk = 15.1 a ac applied at peak of sine wave 84 85 86 87 88 89 90 91 92 93 94 95 0 10 2030405060708090100 ef ciency % load % mvac400-12 ef?iency (including 5v aux output) 230 vin 115 vin 90 vin 84 85 86 87 88 89 90 91 92 93 94 95 0 10 2030405060708090100 ef ciency % load % mvac400-24 ef?iency (including 5v aux output) 230 vin 115 vin 90 vin 84 85 86 87 88 89 90 91 92 93 94 95 0 10 2030405060708090100 ef?iency % load % mvac400-48 ef?iency (including 5v aux output) 230 vin 115 vin 90 vin
mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 5 of 8 www.murata-ps.com/support thermal considerations system thermal management is critical to the performance and reliability of the mvac series power supplies. performance deratin g curves are provided which can be used as a guideline for what can be achieved in a system con guration with controlled air ow at various input vo ltage conditions. the air ow curves are generated using an amca 210-99 and ashrae 51-1999 compliant wind tunnel with heated inlet air and a con trolled cfm providing a duct test section having a calculated average lfm. a correlation between the test setup and the actual system envir onment is paramount to understanding what can be achieved in an actual system. in a power supply of this density, cooling air moving both through the unit as well as around the unit strongly in uences local temperatures. the wind tunnel test setup was constructed to produce a ow with a slight back pr essure to induce both ow conditions by providing a small gap between the power supply and duct walls of 0.5" (13mm). the optimal and characterized air ow direction is from the input connector to the output connector (see diagram below). the p-q ow curve for this test setup is also shown below. the natural convection data is obtained from a horizontally mounted power supply with un-obstructed ow at room temperature. a t elevated temperature the power supply data is taken while it is surrounded by a large vented enclosure to minimize forced cross ows inherent in th e elevated temperature test system. 50 100 150 200 250 300 350 400 450 10 20 30 40 50 60 70 output power (watts) ambient temperature (degrees c) power rating at 230vac 350lfm 250lfm nat conv 50 100 150 200 250 300 350 400 450 10 20 30 40 50 60 70 output power (watts) ambient temperature (degrees c) power rating at 120vac 500lfm 350lfm 250lfm nat conv 50 100 150 200 250 300 350 400 450 10 20 30 40 50 60 70 output power (watts) ambient temperature (degrees c) power rating at 90vac 500lfm 350lfm 250lfm nat conv 50 100 150 200 250 300 350 400 450 10 20 30 40 50 60 70 output power (watts) ambient temperature (degrees c) power rating at 100vac 500lfm 350lfm 250lfm nat conv p-q curve, ducted flow 0.0000 0.0025 0.0050 0.0075 0.0100 0 2.5 5 7.5 10 12.5 15 17.5 20 22.5 airflow-(cfm @ 0.075 lbs/cu ft air density) static pressure (in. w.g.) air flow 13mm [0.5in] all sides * 64mm [2.5in] ambient temperature measurement power supply output connector input connector
mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 6 of 8 www.murata-ps.com/support wiring diagram for output 100 10k0 2k49 10k0 10 1n 100 +remote sense dc out return +dc out j3 pin 5 j2 pins 1-6 -remote sense j2 pins 7-12 j3 pin 6 mvac400 j3 pin 4 j3 pin 8 j3 pin 1 ps_on +5v_aux +5v_aux_rtn fan or +5v logic circuitry fet, bjt, wire or switch (debounced ) to turn on +dc out and +12v_fan j3 pin 3 other load j3 pin 7 +12v_fan +12v_fan_rtn pwr_ok >2ma dotted lines show optional remote sense connections. optional remote sense lines can be attached to a load that is a distance away from the power supply to improve regulation at the load. ctr~100 j3 pin 2 +5v_aux 2 6 5 74lvc2g07 main output load application note document number description link acan-42 mvac series external oring fet reference circuit www.murata-ps.com/data/apnotes/acan-42.pdf note: for parallel (current share) operation it is required to connect the sharing power supplies in parallel (+dc out connecte d together and dc out return connected together on sharing power supplies. since each output has an identical ?roop share characteristic then each output will intrinsically share the total load curren t.
mechanical dimensions ? mvac400-xxaf and mvac400-xxafd safety consideration notes: 1. protective bonding conductor from the end product protective earthing terminal must be tied to tb1. for optimum emi performa nce, while maintaining class i safety isolation all 4 mounting holes must be tied to the end product protective earthing terminal. to maintain class i i safety isolation mounting holes mtg1 and mtg2 need to be isolated from protective earth and should use standoffs of non-conductive material. 2. this power supply requires mounting standoffs of minimum 6mm in height. if there is risk of chassis deformation or shorter s tandoff height isrequired, an appropriate insulator must be used under the power supply with adequate extension beyond the outline of the power supply. in all cases,the applicable safety standards must be applied to ensure proper creepage and clearance requirements are met. 3. the primary heatsink is considered a live primary circuit, and should not be touched. it is recommended that the primary hea tsink be kept at least 3.5mm from chassis and 7mm from secondary circuits. in all cases, the applicable safety standards must be applied to ensure pro per creepage and clearance requirements are met. 4. this product is subject to the following operating requirements and the life and safety critical application sales policy: r efer to: http://www.murata-ps.com/requirements/ 5. used only in non-tropical conditions. 6. double pole/neutral fusing. dimensions: 3.0" x 5.0" x 1.4" (76.2mm x 127mm x 35.6mm) input/output connector and signal specification and mating connectors ? mvac400-xxaf and mvac400-xxafd connector pin description mating housing crimp terminal/pins input connector j1: molex 26-62-4030 1 ac neutral molex 0009930300 molex 0008500105 (18-24 awg) molex 0008500107 (22-26 awg) 3 ac line output connector j2: molex 39-28-1123 1,2,3,4,5,6 +dc_out molex 0039012125 molex 0039000038 7,8,9,10,11,12 +dc_out_rtn output connector j3: molex 90130-1108 1 +5v_aux molex 0901420008 molex 0901190109 2 pwr_ok 3 +12v_fan_rtn 4 ps_on 5 +remote sense 6 -remote sense 7 +12v_fan 8 +5v_aux_rtn mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 7 of 8 www.murata-ps.com/support ? ? ? ? ! ! 3 $ / / ' , 0 ( 1 6 , 2 1 6 $ 5 ( , 1 0 0 > , 1 @ +12v_fan_rtn 4 ps_on 5 +remote_sense 6 -remote_sense 7 +12v_fan 8 +5v_aux_rtn j2 7 1 8 2 +dc_out_rtn 7-12 +dc_out 1-6 9 3 10 4 11 7 8 5 6 3 4 1 2 j3 5 12 6 1 +5v_aux 2pwr_ok mounting grid a b & 4.50 x 2.50 114.30 [4.500] 63.50 [ 2.500] > @ 4.55 x 2.55 115.57 [4.550] 64.77 [ 2.550] > @ 5 ( 0 2 9 ( ' 1 2 7 ( 3 , 1 + ( $ 7 6 , 1 . 6 ( & 2 1 ' $ 5 < 0 7 * 0 7 * 0 7 * 0 7 * - 3 , 1 - 3 , 1 - 3 , 1 - 3 , 1 - 3 , 1 3 , 1 - 3 5 , 0 $ 5 < + ( $ 7 6 , 1 . 1 2 7 ( 7 % ? & > @ $ ' , $ 0 ( 7 ( 5 > 0 $ ; 6 & 5 ( : + ( $ ' @ % > @ & @ : , ' 7 + > ? > @ 0 2 8 1 7 , 1 * 6 / 2 7 6 ? ?
mechanical dimensions ? mvac400-xxaft and mvac400-xxafr dimensions: 3.0 x 5.0 x 1.4 (76.2mm x 127mm x 35.6mm) ? ? ? ? ! ! +dc_out_rtn $ / / ' , 0 ( 1 6 , 2 1 6 $ 5 ( , 1 0 0 > , 1 @ 4 1 2 j3 6 +5v_aux_rtn 8 5 5 4 +12v_fan_rtn 3 ps_on 6 +remote_sense 7 8 +12v_fan 7 -remote_sense 3 - , 1 6 ( 5 7 6 +dc_out 1 +5v_aux 2 pwr_ok mounting grid a b & 4.50 x 2.50 114.30 [4.500] 63.50 [ 2.500] > @ 4.55 x 2.55 115.57 [4.550] 64.77 [ 2.550] > @ - 3 , 1 - 5 ( 0 2 9 ( ' 7 ( 5 0 , 1 $ / - 3 , 1 1 2 7 ( 3 , 1 + ( $ 7 6 , 1 . 6 ( & 2 1 ' $ 5 < 0 7 * 0 7 * 0 7 * 0 7 * 7 ( 5 0 , 1 $ / - 3 , 1 - - 3 , 1 3 5 , 0 $ 5 < + ( $ 7 6 , 1 . 1 2 7 ( 7 % & : , ' 7 + @ @ @ > > & $ > @ ? > ' , $ 0 ( 7 ( 5 @ 0 $ ; 6 & 5 ( : + ( $ ' > % ? 0 2 8 1 7 , 1 * 6 / 2 7 6 ? ? input/output connector and signal specification and mating connectors ? mvac400-xxaft and mvac400-xxafr connector pin description mating housing crimp terminal/pins input connector j1: molex 26-62-4030 1 ac neutral molex 0009930300 molex 0008500105 (18-24 awg) molex 0008500107 (22-26 awg) 3 ac line output connector j2: + +dc_out 6-32 machine screws +dc_out_rtn output connector j3: molex 90130-1108 1 +5v_aux molex 0901420008 molex 0901190109 2 pwr_ok 3 +12v_fan_rtn 4 ps_on 5 +remote sense 6 -remote sense 7 +12v_fan 8 +5v_aux_rtn mvac400 series 400w 3" x 5" high density ac-dc power supply converter mvac400.b02 page 8 of 8 www.murata-ps.com/support murata power solutions, inc. 11 cabot boulevard, mans eld, ma 02048-1151 u.s.a. iso 9001 and 14001 registered this product is subject to the following operating require- ments and the life and safety critical application sales policy. refer to: http://www.murata-ps.com/requirements/ murata power solutions, inc. (?urata? makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. the descri ptions contained herein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. buyer represents and agrees that it h as all the necessary expertise to create and implement safeguards that anticipate dangerous consequences of failures, monitor f ailures and their consequences, lessen the likelihood of failures that might cause harm, and take appropriate remedial actions. buyer will fully indemnify murata, its af liated companies, and its representatives against any damages arising out of the use of any murata products in safety-crit ical applications. speci cations are subject to change without notice. ? 2014 murata power solutions, inc.
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