• VPD-2503 Open Frame Switching Power Supply Features ·Universal AC input/ Full range ·Low leakage current<0.5mA ·Protections: Short circuit/Over load /Over voltage/Over temperature ·Cooling by free air convection ·100% full load burn-in test ·Fixed switching frequency at 100KHz ·Low cost ·High reliability ·2 years warranty Ch1 Ch2 DC output voltage 5V 3.3V Output V. tolerance +5, -8% ±2% Output rated current 3A 3A Output current range 0.1- 4A 0.2- 5A Ripple & noise (Vp-p) 50m 50m Line regulation ±2% ±1% Load regulation ±4% ±1% DC output power 24.9W (Ch1 + Ch2 <= 6A) Efficiency 72% DC voltage adj. Set Ch2 +3.3V: 3.35~3.40V Input voltage range 85~264VAC 47~63Hz; 120-370VDC AC current 0.65A/115V 0.4A/230V Inrush current cold start 40A Leakage current <0.5mA/240VAC Overload protection above 105% type: shutdown and auto-restart (pulsing or hiccup mode) Over voltage protection 5.75-6.75V Shut down o/p voltage, re-power on to recover Over temp. protection U1 Tj 135°C typical power shutdown Temperature coefficient ±0.03% / °C (0~50°C) Set up, rise, hold up time 250ms, 50ms, 50ms/230VAC 250ms, 30ms, 16ms/115VAC at full load Vibration 10~500Hz, 2G 10 min./1 cycle, period fo 60 min. each axes Withstand voltage I/P-O/P: 3KVAC I/P-FG: 1.5KVAC O/P-FG: 0.5KVAC Isolation resistance I/P-O/P, I/P-FG, O/P-FG: 500VDC / 100M Ohms Working temp., humidity -10°C~+70% (refer to output derating curve), 20%-90% RH Storage temp., humidity -20°C~+85°C, 10%-95% RH Dimensions 4.21x2.40x1.10 inches (107x61x28 mm) Weight 0.33lbs (0.15Kgs) Safety standards UL1950, TUV EN60950 approved EMC standards CISPR22 (EN55022), IEC1000-4,2,3,4,5 IEC1000-3-2, 3 verification Notes: 1. 2. 3. 4. 5. 6. All parameters are specified at 230VAC input, rated load, 25°C 70% ambient Tolerance includes set up tolerance, line regulation, load regulation Ripple & noise are measured at 20MHz by using a 12” twisted pair terminated with a 0.1uF & 47 uF capacitor Line regulation is measured from low line to high line at rated load Load regulation is measured from 20% to 100% rated load, other outputs at 60% rated load Each output provides up to maximum current, but total load can not exceed max. output power V-Infinity reserves the right to make changes to its products or to discontinue any product or service without notice, and to advise cus tomers to verify the most up-to-date product information before placing orders. V-Infinity assumes no liability or responsibility for cus tomer’s applications using V-Infinity products other than repair or replacing (at V-I’s option) V-Infinity products not meeting V-I’s pub lished specifications. Nothing will be covered outside of standard product warranty. V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 www.v-infinity.com 1-866-372-1258 • VPD-2503 Open Frame Switching Power Supply Block Diagram Output Derating Static Characteristics Dimensions (mm) V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005 www.v-infinity.com 1-866-372-1258