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350W Single Output U-Bracket PSU with PFC Function

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ZVS technology to reduce power dissipation

Universal AC input / full range

Built in active PFC circuit compliance to EN61000-3-2

Protectioins:Short circuit/Over load/Over voltage/Over temperature

Free air convection for 300W and 350W with 23.5CFM forced air

High power density 5.6w/in3

Active AC surge current limiting

U-bracket low profile: 38mm

Voltage range 90 ~ 264VAC 2A/230VAC
Frequency range 47 ~ 63Hz
Power factor (typ.) 3.3V: 0.94/230VAC ; 5V~48V: 0.95/230 VAC, 0.98/115VAC at full load
AC current (typ.) 4A/115VAC 2A/230VAC
Inrush current (typ.) 22A/115VAC 44A/230VAC
Leakage current <2mA / 240VAC
Voltage tolerance ±2.0%
Line regulation ±0.5%
Setup, rise time 2000ms, 100ms/230VAC 4000ms, 100ms/115VAC at full load
Hold time (typ.) 3.3V: 12ms/230VAC ; 5V~48V: 16ms/230VAC 16ms/115VAC at full load
Over load protection 3.3V & 5V: 105~120% rated output power; 12V~48V: 105~130% rated output power
  Protection type:Constant current limiting, recovers automatically after fault condition is removed
Over voltage protection Protection type: Hiccup mode, recovers automatically after fault condition is removed
Over temperature protection 80°C (3.3V~48V)(TSW1:Detect on heatsink of power transistor); 80°C±5°C(3.3V~15V),75°C±5°C(24V,48V)
  (TSW2:Detect on heatsink of power diode) Protection type:Shutdown o/p voltage with auto recovery
Working temp. -10~+65°C (refer to output load derating curve)
Working humidity 20 ~ 90% RH non-condensing
Storage temp., humidity -40~+85°C, 10~95% RH
Temp. coefficient ±0.03%/°C (0~45°C)
Vibration 10 ~ 500Hz, 2G 10min./1 cycle, 60min. each along X,Y,Z axes
MTBF 106.3K hrs min. MIL-HDBK-217F (25°C)
Safety standards UL60950-1, TUV EN60950-1 approved
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:100M Ohms/500VDC
EMI conduction & radiation Compliance to EN55022 (CISPR22) Class B
Harmonic current Compliance to EN61000-3-2,-3
EMS immunity Compliance to EN61000-4-2,3,4,5,6,8,11; ENV50204, light industry level, criteria A

UP-350 Series

  DC Voltage Rated current Current range(convection) Current range(23.5CFM fan) Rated power(convection) Rated power(23.5CFM fan) Ripple & noise (max) Voltage adj. range Load regulation
UP-350- 3.3V 70A 0~50A 0~70A 165W 231W 80mVp-p 2.97~3.6V ±2.0%
UP-350 5V 70A 0~50A 0~70A 250W 350W 80mVp-p 4.5~5.5V ±2.0%
UP-350 12V 29.2A 0~25A 0~29.2A 300W 350.4W 100mVp-p 10.8~13.2V ±1.0%
UP-350 15V 23.4A 0~20A 0~23.4A 300W 351W 100mVp-p 13.5~16.5V ±1.0%
UP-350 24V 14.6A 0~12.5A 0~14.6A 300W 350.4W 150mVp-p 21.6~26.4V ±1.0%
UP-350 48V 7.3A 0~6.25A 0~7.3A 300W 350.4W 150mVp-p 43.2~52.8V ±1.0%

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