specification model dc voltage rated current current range rated power output voltage adj. range line regulation note.4 load regulation note.5 setup, rise time hold up time (typ.) voltage range frequency range efficiency(typ.) ac current (typ.) input inrush current (typ.) leakage current temp. compensation output voltage sensor safety standards working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload 500ms, 30ms/230vac 1200ms, 30ms/115vac at full load 50ms/230vac 16ms/115vac at full load 85 ~ 264vac 120 ~ 370vdc 47 ~ 63hz 81% 1.1a/115vac 0.65a/230vac cold start 45a <2ma / 240vac 4.3 ~ 5.8a rated output power 16.6 ~ 19.3v compliance to en55022 (cispr22) class b,en61000-3-2,3 -20 ~ +60 (refer to output load derating curve) " 20 ~ 90% rh non-condensing -40 ~ +85 , 10 ~ 95% rh " " " 0.03%/ (0 ~ 45 ) 10 ~ 500hz, 2g 10min./1cycle, period for 60min. each along x, y, z axes 495.7k hrs min. mil-hdbk-217f (25 ) " 129*98*38mm (l*w*h) file name:scp-50-spec 2011-05-24 13.8v 3.6a 0 ~ 3.6a 49.7w 120mvp-p 2.0% 1.0% 2.0% scp-50-12 over voltage emc immunity compliance to en61000-4-2, 3, 4, 5, 6, 8,11, env50204, en55024, en61000 -6-1, light industry level, criteria a +15,-5% 50w single output switching power supply %% % % % % % % % universal ac input/full range protections: short circuit / overload / over voltage cooling by free air convection 100% full load burn-in test 2 years warranty / battery polarity protections (by fuse) built-in temperature compensation function output voltage detection signal led indicator for power on no load power consumption <0.75w # features : s c p - 5 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 emc emission environment safety & emc (note 7) protection withstand voltage isolation resistance i/p-o/p:3kvac i/p-fg:1.5kvac o/p-fg:0.5kvac i/p-o/p, i/p-fg, o/p-fg:100m ohms / 500vdc / 25 / 70% rh " 1. all parameters not specially mentioned are measured at 230vac input, r ated load and 25 of ambient temperature. 2. ripple & noise are measured at 20mhz of bandwidth by using a 12" twisted pair- wire terminated with a 0.1uf & 47uf parallel capacitor. 3. tolerance : includes set up tolerance, line regulation and load regula tion. 4. line regulation is measured from low line to high line at rated load. 5. load regulation is measured from 0% to 100% rated load. 6. 33% duty cycle maximum within every 15 seconds. average output power sho uld not exceed the rated power. 7. the power supply is considered a component which will be installed into a fi nal equipment. the final equipment must be re-confirmed that it still mee ts emc directives. " (as available on http://www.meanwell.com) protection type : hiccup mode, recovers automatically after fault co ndition is removed protection type : shut down o/p voltage, re-power on to recover 0.45kg; 30pcs/14.5kg/0.95cuft ul60950-1, cb(iec60950-1) approved 2.2 ~ 2.9a rated output power 1.8a 27.6v 2.2a 0 ~ 1.8a 49.7w 200mvp-p 1.0% 1.0% 1.0% 85% 33.1 ~ 38.5v scp-50-24 +15,-5% peak 5s note.6 4.3a function by ntc (not provide with the power supply) l=output voltage +0.2 ~ 0.7v(ac ok); l=0v(ac fail)
mechanical specification case no. 903 unit:mm file name:scp-50-spec 2011-05-24 block diagram circuit detection o.l.p. emi filter rectifiers & filter power switching filter & rectifiers +v b+ b- l -v i/p fg control o.v.p. output derating vs input voltage input voltage (vac) 60hz 85 100 95 120 115 160 140 200 180 240 220 264 load (%) ta=25 " 90 100 80 70 60 50 40 ambient temperature ( ) " load (%) -20 0 20 10 30 40 20 40 80 60 100 60 50 70 fosc : 60khz (horizontal) derating curve terminal pin no. assignment (tb1) terminal pin no. assignment (tb2) pin no. pin no. 1 1 2 2 3 assignment assignment ac/l ac/n fg dc output +v cn2 : jst b2b-xh or equivalent mating housing jst xhp jst sxh-001t-p0.6 or equivalent or equivalent terminal b+ l b- -v +v led cn2 svr1 12 12 3 tb1 tb2 red(b+) yellow(l) black(-v) black(b-) 400 fs2 f6.3a/250v orange(+v) fs1 f3.15a/250v dc output -v 9 3.5 3.5 77 32 38 28.5 3-m3 l=6 3.5 9.5 18 4.5 73.5 129 85.5 33 31 2-m3 l=4 3.5 98 120 6.5 18.5 122.5 7 50w single output switching power supply s c p - 5 0 s e r i e s
50w single output switching power supply s c p - 5 0 s e r i e s file name:scp-50-spec 2011-05-24 function description 1.b+,b- 2.l 3.+v,-v 4.cn2 connect the battery : b+ connected to battery positive. output voltage detection, detect output voltage or battery voltage ( if b attery is used). output voltage. can't connect the battery. temperature sensor can be connected to the unit to allow temperature comp ensation of the charging voltage. if the sensor is not used, the charger still works normally. reference example: connect 100k thermistor(thinking) on ntc. the output voltage will c hange along $ scp-50-12 ta :0 " ta :25 " ta :50 " 14.4 0.2v 13.8 0.1v 13.2 0.2v 29.3 0.4v 25 temperature sensor 14.4 29.3 13.8 27.6 13.2 (12v) (24v) 26.4 50 0 v ( ) " 27.6 0.2v 26.4 0.4v scp-50-24 with the temperature change. if the output voltage is adjusted other than t he rated value by internal potential meter, please consult meanwell for suitable value of thermistor. b- connected to battery negative. ac voltage of l pin ac ok fail output voltage +0.2~0.7v(depends on vf of diode) 0v (under rated dc output voltage)
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