Qualtek Products
Open Frame Switching Power Supplies with Power Factor Correction - QPSF-125 (125 Watts - Single Output)

Open Frame Switching Power Supplies with Power Factor Correction - QPSF-125 (125 Watts - Single Output)
  • Universal AC input/ Full range
  • Built-in active PFC function, PF>0.95
  • High Efficiency, and High Reliability
  • Wide Operating Ambient Temperature (-20°C~70°C)
  • Output Protections: OLP/OVP/SCP
  • Built-in Remote Sense Function
  • All using 105°C long life electrolytic capacitors.
  • 100% full load burn-in test
Qualtek QPSF-125
Click here for specification and dimensions in .pdf formatPDF
Part Number Add part number QPSF-125-5 to your Quote. QPSF-125-5 Add part number QPSF-125-12 to your Quote. QPSF-125-12 Add part number QPSF-125-15 to your Quote. QPSF-125-15 Add part number QPSF-125-24 to your Quote. QPSF-125-24 Add part number QPSF-125-48 to your Quote. QPSF-125-48
Output Charateristics
DC Output 5V 12V 15V 24V 48V
Rated Current 20A 10.5A 8.4A 5.2A 2.6A
Current Range 0~20A 0~10.5A 0~8.4A 0~5.2A 0~2.6A
Ripple and Noise <100mV <100mV <100mV <100mV <150mV
Voltage Adj. Range 4.5~5.7V 10.6V~13.4V 12.9V~17.0V 24.7V~27.0V 43.0V~53.7V
Voltage Accuracy ±2% ±2% ±2% ±2% ±2%
Line Regulation ±0.5% ±0.5% ±0.5% ±0.5% ±0.5%
Load Regulation ±2% ±2% ±2% ±2% ±2%
Set-up Time <1.2s (115VAC input, full load) ; <2.5s (230VAC input, full load)
Hold-up Time >20ms (115VAC/230VAC input, full load)
Temperature Coefficient ±0.03% / °C
Overshoot and Undershoot <5.0%
Input Characteristics
Voltage Range 90VAC~264VAC, 127-370VDC
Frequency Range 47Hz-63Hz
Power Factor (Typical) PF>0.98/115VAC ; PF>0.95/230VAC
Efficiency (Typical) 115VAC Input 83% 85% 85% 86% 86%
230VAC Input 85% 87% 87% 88% 88%
AC Current (max) <1.5A
Inrush Current (Typical) 30A@115VAC Cold start; 60A@230VAC Cold Start
Leakage Current <3.5mA
Over Load (OLP) 105%~150% of rated output current, hiccup mode, auto recovery
Over Voltage (OVP) 120%~150% of rated output voltage, hiccup mode
Short Circuit (SCP) Long-term mode, auto recovery
Environmental Characteristics
Operating Amb. Temp and Hum. -20°C~70°C, 20%~90% RH Non-Condensing
Storage Temp. and Hum. -40°C~85°C: 10%-95% RH Non-Condensing
Safety Standards UL60950-1; EN60950-1: 2006
Withstand Voltage Primary-Secondary: 3.0KVAC; < or =10mA.
Primary-PG: 1.5KVAC; < or =10mA
Secondary-PG: 0.5KVDC; < or =10mA
Isolation Resistance > or = 100M ohms
EMI Conduction and 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
General Charaterisitcs
MTBF (MIL-HDBK-217F) More than 100,000 Hrs (25°C, Full load)
Dimensions (LxWxH) 127 x 76 x 30.5 mm
Packing 21 PCS/CTN. G.W: 8.46kgs
Cooling Method Cooling by free air convection