80 PLUS Verification and Testing Report
86.31%
84.35%
YES
TYPICAL EFFICIENCY (50% Load):
AVERAGE EFFICIENCY :
80 PLUS COMPLIANT:
1193
SUPERMICRO
PWS-303-PQ
N/A
2008
ATX12V
1/2/2009
Input Current and Voltage Waveforms
200
5
150
4
3
100
Rated Specifications
Value
Input Voltage
2
50
1
0
0
-50
0
0.003
0.006
0.009
0.012
0.015
-2
-100
Units
-3
-150
100-240 Volts
-4
-5
-200
8/4
50-60
300
Input Current
Input Frequency
Rated Output Power
Time (s)
Amps
Hz
Watts
Voltage
Note: All measurements were taken with input voltage at 115 V nominal and 60 Hz.
IRMS
A
0.66
1.56
3.20
PF
0.96
0.99
1.00
ITHD (%)
15.6%
7.6%
4.4%
Load
(%)
20%
50%
100%
Fraction Input
of Load Watts
73
177
367
Light
Typical
Full
DC Terminal Voltage (V)/ DC Load Current (A)
-12V
3.3V
5V*
12V (cumulative of 12V1, 12V2, etc.)
11.7/0
3.4/2.2
5.2/2.6
12.2/3.2
12.1/7.9
11.9/0
3.4/5.6
5.2/6.6
12.1/15.7
12/0.1 3.4/11.1 5.1/13.2
Input and Output Power
Efficiency
%
83.95%
86.31%
82.79%
80%
Efficiency (%)
Power (Watts)
5/0.3
5/0.7
5/1.4
Output
Watts
61
153
304
Input Watts
250
200
150
70%
60%
50%
Output Watts
40%
50
0
20%
5VSB
Efficiency of the Power Supply
90%
350
100
Current
Input AC Current Waveform (ITHD = 7.62%, 50% Load)
400
300
-1
Current (A)
Voltage (V)
Ecos ID #
Manufacturer
Model Number
Serial Number
Year
Type
Test Date
Efficiency %
30%
50%
Loading (% of Rated Output Power)
100%
0%
25%
50%
75%
100%
Loading (% of Rated Output Power)
These tests were conducted by a third party independent testing firm on behalf
of the 80 PLUS® Program. 80 PLUS is a certification program to promote
highly-efficient power supplies (greater than 80% efficiency in the active
mode) in technology applications. http://www.80plus.org/
.
125%