Switching Power Supply Single Output NE-50 Series, 50Watt FEATURES: Input voltage range 100-240VAC High reliability Built-in EMI filter Short circuit, over current, over voltage protections Cooling by free air convection 100% burn-in test With LED power indicator 3 year warranty Output voltage (Vdc) Output current (A) Efficiency Typ. NE50-3 3.3 10 75% NE50-5 5 10 80% NE50-9 9 5.6 81% 12 4.2 84% NE50-15 15 3.4 86% NE50-24 24 2.2 86% NE50-48 48 1.1 86% Model NE50-12 Input voltage (Vac) 100-240 ELECTRICAL Input Parameters Symbols Test Conditions / Comment Input voltage Vin -- Input frequency Fline Inrush current Input current www.pairuigroup.com Min. Typ. Max. Units 88 -- 264 Vac 125 -- 370 Vdc -- 47 -- 63 Hz Cold start, Vin =115Vac, full load -- 20 -- A Cold start, Vin =230Vac, full load -- 40 -- A Full load, Vin =115Vac -- 1.3 -- A Full load, Vin =230Vac -- 0.8 -- A Iinrush Iin Page: 1 / 3 Date: 07/30/2015 *Subject to change without notice Switching Power Supply Single Output NE-50 Series, 50Watt ELECTRICAL Output Parameters Symbols Test Conditions / Comment Min. Typ. Max. Units Line regulation Vout-line Vin from 100 Vac To 240 Vac -- 1 -- % Load regulation Vout-load Iout from min. To max. -- 1 -- % Hold-on time Ton_hold Full load, Vin =115Vac -- 15 -- ms Turn-on rise time Ton_rise Cold start, power on -- -- 1200 ms Ripple & noise Vripple -- -- 120 200 mVp-p Protection Over current Type: works at over 105%; it will recover automatically after fault condition is removed Short circuit Hiccup mode, it will recover automatically after fault condition is removed Over voltage Type: 110-150%; Locked mode, it will recover automatically after turn off the power Environment Storage Ambient operating temperature Operating relative humidity MTBF Tstorage Ta Humidity: 10% RH to 90% RH Startup at rated voltage (Required Derating) Ha TMTBF Non condensing Full load, 230Vac input, ℃ 25 ambient temperature Dimension(LxWxH) -20 -- +75 ℃ -10 -- +70 ℃ 20 -- 90 % -- -- 200 kHrs 99 x 97 x 36mm Safety / EMC Withstand voltage I/P-O/P: 3KVac I/P-FG: 2KVac Safety standards UL, C-UL, CE, CB EMC EN55011/EN55022-B O/P-FG: 0.5KVac FCC-B Notes: 1. Rated Load and Rated Input Voltage, Ta=25℃; 2. Ripple &Noise are measured at 20MHZ of bandwidth by using a 12” twisted pair-wire terminated with a 0.1uf & 47uF parallel capacitor. www.pairuigroup.com Page: 2 / 3 Date: 07/30/2015 *Subject to change without notice Switching Power Supply Single Output NE-50 Series, 50Watt MECHANICAL www.pairuigroup.com Page: 3 / 3 Date: 07/30/2015 *Subject to change without notice