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4. PCIe* AIC Peak Power Duty Cycle test
4.1 Test Condition:
Follow as below condition table.
Duty Cycle Definition ：
Duty Cycle Test Criteria for a 850W PSU – RMS
Duty Cycle
5%
8%
12.5%
25%
4.2 Test Purpose
Simulate PSU at above table duty cycle 5%, 8%, 12.5%, 25% load situation.
Test input voltage at low line and high line, 10min test time for each Duty
Cycle part.
4.3 Check&NOTES(Check and focus NOTES 2):
PSU no any shut down state and no any fault condition during the test,un-
less NOTES 2
05
Time Constant
Time for Power
(TC)
Excursion (TE)
1900 μs
11.5ms
70ms
300 ms
Power @ TC
100 μs
596.5W
1ms
583.3W
10ms
573W
100 ms
600.04W
Power @ TE
1300 W
1170W
1040W
780W
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