specification model dc voltage rated current current range rated power output voltage adj. range line regulation load regulation setup, rise, hold up time voltage range frequency range efficiency (typ.) ac current input inrush current (max.) leakage current safety standards safety & emc withstand voltage isolation resistance working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage +5v +12v -12v -5v +5v +15v -15v -5v 20a 7a 1a 1a 20a 5a 1a 1a 2 ~ 20a 0.5 ~ 7a 0.5 ~ 1a 0 ~ 1a 2 ~ 20a 0.5 ~ 5a 0.5 ~ 1a 0 ~ 1a 201w 195w 80mvp-p 120mvp-p 120mvp-p 50mvp-p 80mvp-p 150mvp-p 150mvp -p 50mvp-p 4.75 ~ 5.5v 4.75 ~ 5.5v 2.0% +8, -10% 10% 6.0% 2.0% 10% 10% 6.0% 0.5% 1.0% 1.0% 1.0% 0.5% 1.0% 1.0% 1.0% 1.0% 6.0% 8.0% 2.0% 1.0% 8.0% 10% 2.0% 800ms, 50ms, 20ms at full load 90 ~ 132vac / 176 ~ 264vac selected by switch 248 ~ 370vdc 47 ~ 63hz 73% 74% 6a/115vac 3.5a/230vac cold start 50a <2ma / 240vac 105 ~ 150% rated output power +5v: 5.75 ~ 6.75v protection type : hiccup mode, recovers automatically after fault con dition is removed protection type : hiccup mode, recovers automatically after fault co ndition is removed ul60950-1 approved 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 -10 ~ +60 (refer to output load derating curve) ! 20 ~ 90% rh non-condensing -20 ~ +85 , 10 ~ 95% rh ! ! ! 0.03%/ (0 ~ 50 ) 10 ~ 500hz, 2g 10min./1cycle, 60min. each along x, y, z axes 219.5k hrs min. mil-hdbk-217f (25 ) ! 150*140*86mm (l*w*h) 1.4kg; 8pcs/11.5kg/0.97cuft 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. ! file name:Q-250-spec 2007-10-25 250w quad output power supply " features : q - 2 5 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 Q-250b Q-250c environment protection ## # # # # # # ac input range selected by switch protections: short circuit / overload / over voltage forced air cooling by built-in dc fan 100% full load burn-in test fixed switching frequency at 75khz low cost high reliability 2 years warranty
specification model dc voltage rated current current range rated power output voltage adj. range line regulation load regulation setup, rise, hold up time voltage range frequency range efficiency (typ.) ac current input inrush current (max.) leakage current safety standards safety & emc withstand voltage isolation resistance working temp. working humidity storage temp., humidity temp. coefficient vibration mtbf dimension others note packing overload over voltage +5v +12v +24v -12v +5v +15v +24v -15v 10a 5a 5a 1a 10a 4a 5a 1a 2 ~ 15a 0.5 ~ 6a 0.5 ~ 5a 0 ~ 1a 2 ~ 15a 0.5 ~ 5a 0.5 ~ 5a 0 ~ 1a 242w 245w 80mvp-p 120mvp-p 240mvp-p 120mvp-p 80mvp-p 150mvp-p 240mv p-p 150mvp-p 4.75 ~ 5.5v 4.75 ~ 5.5v 2.0% +6, -10% +6, -10% 8.0% 6.0% 2.0% 8.0% 6.0% 0.5% 1.0% 1.0% 1.0% 0.5% 1.0% 1.0% 1.0% 1.0% 5.0% 6.0% 2.0% 1.0% 4.0% 6.0% 2.0% 800ms, 50ms, 16ms at full load 90 ~ 132vac / 176 ~ 264vac selected by switch 248 ~ 370vdc 47 ~ 63hz 78% 78% 6a/115vac 3.5a/230vac cold start 50a <2ma / 240vac 105 ~ 150% rated output power +5v: 5.75 ~ 6.75v protection type : hiccup mode, recovers automatically after fault con dition is removed protection type : hiccup mode, recovers automatically after fault co ndition is removed ul60950-1 approved 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 -10 ~ +60 (refer to output load derating curve) ! 20 ~ 90% rh non-condensing -20 ~ +85 , 10 ~ 95% rh ! ! ! 0.03%/ (0 ~ 50 ) 10 ~ 500hz, 2g 10min./1cycle, 60min. each along x, y, z axes 219.5k hrs min. mil-hdbk-217f (25 ) ! 150*140*86mm (l*w*h) 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. ! file name:Q-250-spec 2007-10-25 250w quad output power supply " features : q - 2 5 0 s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 Q-250d Q-250f environment protection ## # # # # # # ac input range selected by switch protections: short circuit / overload / over voltage forced air cooling by built-in dc fan 100% full load burn-in test fixed switching frequency at 75khz low cost high reliability 2 years warranty 1.4kg; 8pcs/11.5kg/0.97cuft
file name:Q-250-spec 2007-10-25 mechanical specification derating curve static characteristics (d,f) case no. 907c unit:mm ambient temperature ( ) ! input voltage (v) 60hz 85 160 90 95 170 100 175 105 185 110 195 115 205 120 215 125 230 245 130 132 260 264 100 90 80 70 60 50 load (%) ta=25 ! -10 0 10 20 30 40 50 60 (horizontal) 20 40 60 80 100 load(%) 250w quad output power supply q - 2 5 0 s e r i e s fosc : 75khz block diagram air flow direction 4- 2.6 3- 2.6 6 29.5 27.5 84 15 9 25 140 150 138 6 6 64 124 84 2- 4 8 20 12 5.5 110 96 10.5 7 14 4 6 8 9.5 1 2 3 4 5 6 7 8 9 +v adj led 5- 2.6 2- 2.6 25 86 8 84 33 150 60.5 9 84 125 28 terminal pin no. assignment pin no. pin no. 1 5 6 2 3 7,8 9 4 assignment assignment fg ac/l ac/n dc output com dc output +v1 dc output -v4 dc output v3 dc output +v2 circuit detection o.l.p. emi filter rectifiers & filter power switching filter filter filter filter & & & & rectifiers rectifiers rectifiers rectifiers +v1 +v2 v3 -v4 com i/p fg control pwm o.v.p. 230 115 12 max.
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