Dual Forward Switching Power Supply
Dual Forward Switch Circuit

Dual Forward Converter Circuit Design

Active PFC
Built-in Active PFC circuit to provide high power factor and high efficiency

Single Rail +12VDC Output

Single Rail +12VDC Output Design
+5Vsb Green IC

Meets ErP 2013 Lot6 EU Standby Power Standards
(ErP : Energy-related Product)

Secondary Protection IC

Over-voltage, Under-voltage, Short-circuit Protection Functions

80mm Quiet Fan

Low Noise 80mm Fan Controlled by thermal Cooling System

Output Power Cable Specifications
International Safety and EMC Certifications
Electrical & Physical Characteristics
AC Input Range Voltage 100 ~ 240VAC Vout Output Load Rating Combined
Frequency 50Hz ~ 60Hz Imin Imax Ipeak
AC Input Current 100 ~
5.5A +3.3V 0.1A 21A   105W 350W
+5V 0.2A 22A  
PFC Type Active PFC +12V 0.1A 36A   324W
Power Factor Correction Max 99%
-12V 0.0A 0.5A   3.6W
Inrush Current Limit
(@ Cold Start at 25℃)
115VAC Max 100A +5VSB 0.0A 3.0A 3.5A 15W
230VAC Ambient Temperature
Efficiency Max 88% @230VAC, Typical load Operation 0 ~ +40℃
DC Output Voltage
Vout Regulation Range At
Storage -20 ~ +70°C
+3.3VDC ±5% +3.14 ~ +3.47V Ambient Humidity
+5VDC ±5% +4.75 ~ +5.25V Operation 5% ~ 95% RH
+12VDC ±5% +11.4 ~ +12.6V Storage 5% ~ 95% RH
-12VDC ±10% -10.8 ~ -13.0V Dimensions 100(L)*125(W)*80(H)mm
+5VSB ±5% +4.75 ~ +5.25V Weight 1.3kg
DC Output Ripple
& Noise
Vout Standard Range At
Protection Funtions
+3.3VDC 50mV Over-Voltage Protection (OVP)
+5VDC 50mV Under Voltage Protection (UVP)
+12VDC 120mV Short- Cicuit Protection (SCP)
-12VDC 120mV Over-Power Protection (OPP)
+5VSB 50mV
Power Supply AC Power Cord Cable Ties Screw User's Manual