St50nf-manual-1~2, St50nf – SilverStone ST50NF Manual User Manual
Page 2

ST50NF
Silverstone Nightjar
ST50NF
ATX12V / EPS 12V Switching Power Supply
With Active PFC
Fan-less Thermal Solution
80Plus Bronze
PS/2
The power supply shall be operated at universal input voltage defined in the following table.
Lnput Voltage
Voltage
MIN
99
NOM
110-240
MAX
264
1. Input Requirements
1-1. Input Voltage
The input frequency range is from 47Hz to 63Hz.
1-2. Frequency
The max inrush current is 100A for 115/230VAC.
1-3. Inrush Current
1-3-1. Cold Start
01
Conditions
o
Limits
115/230VAC, full load.
25 C ambient.
No component over stress
or damage should occur to
the power supply.Input fuse
shall ot blow.
02
1-3-2. Warm Start
Conditions
o
Limits
Turn off at 132/264VAC full
load for 1 sec then turn on
at the peak of the input
voltage cycle at 25 C ambient.
No component over stress
or damage should occur to
the power supply.
Input fuse shall not blow.
1-4. AC Input Current
AC Input
115V
230V
Units
AMPS
AMPS
MAX
6.5
4
Output Voltage
+5V
+12V
-12V
+3.3V
+5Vsb
MIN
+4.75
+11.40
-10.80
+3.135
+4.75
Nominal
+5.00
+12.00
-12.00
+3.30
+5.00
MAX
+5.25
+12.60
-13.20
+3.465
+5.25
Units
Volts
Volts
Volts
Volts
Volts
Range
±
5%
±
5%
±
10%
±
5%
±
5%
The minimum power supply system efficiency shall be >82%, measured at nominal
input voltage 115V or 230V and full loading.
1-5. Efficiency
3.5ma max, At 240Vac/60Hz
Note:
1. The above voltage range should also include ripple and noise.
2. The output voltage should be measured at the terminals of output connector.
1-6.Leakage current
2-1. Output Regulations
2. Output Requirements