350W Single Output Switching Power Supply
Features :
NES-350
series
AC input range selectable by switch Protections: Short circuit / Overload / Over voltage/ Over temperature Forced air cooling by built-in DC fan Withstand 300vac surge input for 5 second Built-in cooling Fan ON-OFF control Built-in constant current limiting circuit 100% full load burn-in test LED indicator for power on Fixed switching frequency at 90KHz Low cost,high reliability 2 years warranty
SPECIFICATION
MODEL DC VOLTAGE RATED CURRENT CURRENT RANGE RATED POWER OUTPUT VOLTAGE ADJ. RANGE VOLTAGE TOLERANCE Note.3 LINE REGULATION LOAD REGULATION SETUP, RISE TIME HOLD UP TIME (Typ.) VOLTAGE RANGE FREQUENCY RANGE INPUT EFFICIENCY (Typ.) AC CURRENT (Typ.) INRUSH CURRENT (Typ.) LEAKAGE CURRENT OVER LOAD PROTECTION OVER VOLTAGE OVER TEMPERATURE FUNCTION FAN ON/OFF CONTROL(Typ.) WORKING TEMP. WORKING HUMIDITY ENVIRONMENT STORAGE TEMP., HUMIDITY TEMP. COEFFICIENT VIBRATION SAFETY STANDARDS SAFETY & WITHSTAND VOLTAGE ISOLATION RESISTANCE EMC NES-350-3.3 NES-350-5 3.3V 60A 0 ~ 60A 198W 2.97 ~ 3.7V 4.5% 0.5% 2.5% 20ms/230VAC 47 ~ 63Hz 74% 7A/115VAC 78% 80% 83% 84% 87% 88% 87.5% 87.5% 4A/230VAC 5V 60A 0 ~ 60A 300W 150mVp-p 4.5 ~ 5.6V 2.0% 0.5% 2.0% NES-350-7.5 7.5V 46A 0 ~ 46A 345W 150mVp-p 6 ~ 9V 2.0% 0.5% 2.0% NES-350-12 12V 29A 0 ~ 29A 348W 150mVp-p 10 ~ 13.5V 1.5% 0.5% 1.0% NES-350-15 NES-350-24 15V 23.2A 0 ~ 23.2A 348W 150mVp-p 13.5 ~ 18V 1.0% 0.5% 0.5% 24V 14.6A 0 ~ 14.6A 350.4W 150mVp-p 20 ~ 26.4V 1.0% 0.5% 0.5% NES-350-27 NES-350-36 27V 13A 0 ~ 13A 351W 200mVp-p 26 ~ 32V 1.0% 0.5% 0.5% 36V 9.7A 0 ~ 9.7A 349.2W 240mVp-p 32~40V 1.0% 0.5% 0.5% NES-350-48 48V 7.3A 0 ~ 7.3A 350.4W 240mVp-p 41 ~ 56V 1.0% 0.5% 0.5%
RIPPLE & NOISE (max.) Note.2 150mVp-p
1000ms, 50ms/230VAC
1000ms,50ms/115VAC at full load 254 ~ 370VDC
16ms/115VAC at full load
90 ~ 132VAC / 180 ~ 264VAC by switch
40A/115VAC 60A/230VAC
