AC-DC Power Supplies XPPower VES255 Series 255 Watts Energy Efficiency Level VI High Power Density Single Outputs from 19V to 48V <0.5 W Standby Power China Compulsory Certification (CCC) Qualified -10 C to 60 C Operation Low Cost Dimensions: VES225: 7.77 x 3.5 x 1.53 (197.4 x 88.9 x 39.0 mm) Models & Ratings (1) Output Power Output Voltage Output Current Total Regulation Efficiency Model Number 19.0 V 13.42 A 92% VES255PS19 255W 24.0 V 10.63 A 5% 91% VES255PS24 48.0 V 5.31 A 91% VES255PS48 Notes 1. Typical average of efficiencies measured at 25%, 50%, 75% and 100% load and 230 VAC input. Mechanical Details Pin Function 1 2 Return 3 4 5 6 Output+ 7 8 Notes 1. All dimensions shown in inches (mm). Tolerance is 0.02 (0.5) maximum, except 4. Output lead guage is 16 AWG. output cable length. 5. For European mains lead, order part EU-MAINS-IEC, 2. Output connector: molex Mini Fit JR, 8 way, mates with molex series 5569 plugs. For UK mains lead order part UK-MAINS-IEC, 3. Weight: 2.25lbs (1020g) approx. For US mains lead order part US-MAINS-IEC www.xppower.com 1 0.13 1.77 (3.5) (45.0) 0.59 (15.0) 47.2 0.79 (1200 20.0) 7.77, 0.01 (197.4, 0.5) 3.5, 0.01 (88.9, 0.5) 0.59 (15.0) Pin 1 Pin 5 1.53, 0.03 (39.0, 1.0)AC-DC Power Supplies XPPower VES255 Series Input Characteristic Minimum Typical Maximum Units Notes & Conditions Derate linearly from 100% load at 100 VAC to 86% load at Input Voltage 90 264 VAC 90 VAC Input Frequency 47 63 Hz Input Current 2.5/1.3 A Measured at 115/230 VAC Inrush Current 120 A 230 VAC, cold start at 25 C Power Factor EN61000-3-2 Class A Earth Leakage Current 1 mA 264 VAC, 60 Hz No Load Input Power 0.2 0.4 W Input Protection T4.0A/250 VAC internal fuse in line Output Characteristic Min. Typ. Max. Units Notes & Conditions Output Voltage 19 48 VDC See Models and Ratings table Initial Set Accuracy 2 % At 50% load Minimum Load No minimum load required Start Up Delay 3 s Start Up Rise Time 70 ms Hold Up Time 10 ms Full load and 115 VAC Line Regulation 0.5 % Total Regulation 5 % Maximum deviation, recovering to less than 1% within Transient Response 5 % 500 s for 50% to 100% step load change 19-24V / 48V. Measured with 20 MHz Bandwidth and 10 F Ripple and Noise 260/350 mV pk-pk electrolytic in parallel with 0.1 F ceramic capacitor. Overshoot 10 % At turn on / turn off Overload Protection 110 160 % Overvoltage Protection 180 % Recycle mains to reset Short Circuit Protection Trip and restart (hiccup), auto resetting Temperature Coefficient 0.04 %/C Environmental Characteristic Minimum Typical Maximum Units Notes & Conditions Operating Temperature -10 +60 C Derate from 100% load at 40 C to 50% load at 60 C Cooling Natural convection Operating Humidity 10 90 %RH Non-condensing Storage Temperature -20 +95 C Operating Altitude 5000 m Shock IEC68-2-27, 30 g, 30 ms half sine, 3 times in each of 6 axes Vibration IEC68-2-6, 10-300 Hz, 2 g 15 mins/sweep, 60 mins for each of 3 axes, non operating Derating Curve 100% 80% 60% 40% 20% -10 20 40 60 Ambient Temperature (C) www.xppower.com 2 Output Power (%)