pin configuration derating curve ta ( ) load (%) -40 0 25 50 55 75 100 50 100 -vin +vin +vout -vout trim 2 1 6 5 4 load up down trimpot vr vr 500k external output trimming output output +vin +vout -vin -vout r.c trim pin no. pin no. 1 4 2 5 3 6 bottom view side view 2" 1" compact size 2:1 wide input range high efficiency up to 90% 1500vdc i/o isolation built-in remote on/off control built-in trimming output comply with ce / fcc without external components protections: short circuit / overload / input and output over voltage cooling by free air convection six-sided shield metal case 100% burn-in test low cost / high reliability approvals: fcc / ce 2 years warranty specification file name:SKM30-spec 2012-02-22 SKM30a-05 SKM30b-05 SKM30c-05 SKM30a-12 SKM30b-12 SKM30c -12 SKM30a-15 SKM30b-15 SKM30c-15 order no. dc voltage current range rated power output switching frequency voltage range under voltage shutdown efficiency (typ.) dc current input (note. 5) environment safety & emc withstand voltage isolation resistance working temp. over voltage working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note weight over current filter short circuit protection a: 9 ~ 18vdc b: 18 ~ 36vdc c: 36 ~ 75vdc a: 8vdc b: 16vdc c: 32vdc 300khz typ. 2.0% 0.5% 0.2% 90mvp-p 120mvp-p 220uf -20 ~ +10% 120mvp-p 100uf -20 ~ +10% 30w 0.6 ~ 6a 0.25 ~ 2.5a 0.2 ~ 2a 5v 12v 15v 88% 89.5% 2840ma 1420ma 720ma 2810ma 1420ma 710ma 2800ma 1400ma 700ma 170ma 95ma 60ma 150ma 40ma 55ma 135ma 40ma 30ma 110% ~ 180% rated output power i/p-o/p:1.5kvdc i/p-o/p: 100m ohms / 500vdc / 25 / 70% rh 700khrs min. mil-hdbk-217f(25 ) -40 ~ +75 (refer to "derating curve") a: >20 ~ 25vdc b: >40 ~ 50vdc c: >80 ~ 100vdc input voltage protection type : shut down o /p voltage, recovers automatically after fault condition is removed 5vo : 7v ~ 8.95v ; 12vo : 15v ~ 19.2v ; 15vo : 18v ~ 23.3v protection type : clamp by tvs diode 20% ~ 90% rh non-condensing -55 ~ +125 , 10 ~ 95% rh 0.03% / (0 ~ 50 ) 10 ~ 500hz, 2g 10min./1cycle, period for 60min. each along x, y, z axes 50.8*25.4*11.2 mm or 2"*1"*0.44" inch (l*w*h) 31.2g 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 10% to 100% rated load. 5.please prevent the converter from operating in overload or short circ uit condition for more than 30 seconds. full load input(typ.) no load output(typ.) pi network 88.5% 89.5% 89% 90% mechanical specification unit:mm(inch) note : pin size tolerance 1 0.1mm 88% 89% 90% 30w dc-dc regulated single output converter s k m 3 0 s e r i e s features : 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 ripple & noise (max.) note.2 line regulation note.3 load regulation note.4 voltage accuracy compliance to en55022 class a, fcc part 15 class a without external comp onents compliance to en61000-4-2,3,4,5,6,8, light industry level, crit eria a protection fuse recommended external capacitance load (max.) 1000uf external trim adj. range(typ.) 10% remote control power on : r.c ~ -vin > 2.5vdc or open circuit ; power off : r.c ~ -vin < 0.5vdc or short emc immunity emc emission 50.8[2.00] 45.72[1.8] 5.8[0.23] 11.2[ 0.44] 10.16 [0.4] 20.32[0.8] 5.08[0.2] 15.24[0.6] 25.4[1.0] 3 45 6 2 1 www.datasheet.co.kr datasheet pdf - http://www..net/
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