2:1 wide input range 1500vdc i/o isolation built-in remote on/off control built-in emi filter protections: short circuit / overload cooling by free air convection five-sided shield metal case 100% full load burn-in test low cost / high reliability modified models available: output 2.5v/3.3v 2 years warranty specification file name:scw12-spec 2011-03-08 order no. dc voltage current range rated power output switching frequency voltage range efficiency (typ.) dc current input (note. 5) environment safety withstand voltage isolation resistance isolation capacitance working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf remote control dimension others note weight filter protection voltage accuracy a: 9 ~ 18vdc b: 18 ~ 36vdc c: 36 ~ 72vdc 400khz min. 2.0% 0.5% 0.5% 50mvp-p 60mvp-p 60mvp-p 12w 480 ~ 2400ma 200 ~ 1000ma 160 ~ 800ma 5v scw12a-05 scw12b-05 SCW12C-05 scw12a-12 scw12b-12 scw12c -12 scw12a-15 scw12b-15 scw12c-15 12v 15v a: 1245ma b: 625ma c: 320ma a: 70ma b: 35ma c: 25ma i/p-o/p:1.5kvdc i/p-o/p: 100m ohms / 500vdc / 25 / 70% rh 2200pf max. 600khrs min. mil-hdbk-217f(25 ) power on: r.c. ~ -vin > 4vdc or open ; power off: r.c. ~ -vin < 1vdc or short -40 ~ +71 (refer to output load derating curve) 20% ~ 90% rh non-condensing -40 ~ +105 , 10 ~ 95% rh 0.05% / (0 ~ 50 ) 10 ~ 500hz, 2g 10min./1 cycle, period for 60min. each along x, y, z axes 31.8*20.3*12.2mm or 1.25"*0.80"*0.48" inch (l*w*h) 18.5g 1.all parameters are specified at normal input, rated load, 25 70% rh ambi ent. 2.ripple & noise are measured at 20mhz by using a 12" twisted pair terminated w ith a 0.1uf & 47uf capacitor. 3.line regulation is measured from low line to high line at rated load. 4.load regulation is measured from 20% to 100% rated load. 5.please prevent the converter from operating in overload or short circ uit condition for more than 30 seconds. 82% 83% 84% 82% 83% 83% 82% 85% 83% full load no load pi network mechanical specification unit:mm(inch) pin configuration derating curve features : ripple & noise (max.) note.2 line regulation note.3 load regulation note.4 overload short circuit 110 ~ 180% rated output power protection type : hiccup mode, recovers automatically after fault con dition is removed all output equipped with short circuit protection type : hiccup mode, recovers automatically after fault co ndition is removed 23 222 3 1 16 9 14 11 bottom view 15.24(0.60) 20.3(0.80) 12.2(0.48) 2.54( ) 0.10 2.54( ) 0.10 5.08( ) 0.20 31.8(1.25) 0.6 + 0.2/-0 3.81( ) 0.15 side view 17.8(0.70) 100 ta ( ) load (%) -40 0 25 50 71 60 60 100 p i n n o . o u t p u t 1 2 & 3 9 11 1 4 1 6 2 2 & 2 3 r . c . - vi n n . c . n . c . + vo u t - vo u t + vi n 12w dc-dc regulated single output converter s c w 1 2 s e r i e s emi conduction & radiation ems immunity compliance to en55022 class a, fcc part 15 class a compliance to en61000-4-2,3,4,5,6,8 light industry level, crite ria a protection fuse recommended
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