Load Regulation
Test | 12V | 5V | 3.3V | 5VSB | DC/AC (Watts) | Efficiency | Fan Speed (RPM) | PSU Noise (dB[A]) | Temps (In/Out) | PF/AC Volts |
10% | 3.560A | 1.971A | 1.957A | 0.991A | 64.992 | 86.161% | 827 | 18.7 | 40.09°C | 0.946 |
12.187V | 5.072V | 3.372V | 5.044V | 75.432 | 43.72°C | 114.85V | ||||
20% | 8.137A | 2.966A | 2.95A | 1.198A | 129.911 | 90.259% | 843 | 19.2 | 40.94°C | 0.978 |
12.168V | 5.058V | 3.356V | 5.008V | 143.933 | 45.86°C | 114.82V | ||||
30% | 13.075A | 3.468A | 3.456A | 1.407A | 194.909 | 91.408% | 1097 | 26.9 | 41.3°C | 0.988 |
12.150V | 5.046V | 3.342V | 4.973V | 213.227 | 47.7°C | 114.81V | ||||
40% | 18.035A | 3.974A | 3.967A | 1.62A | 259.992 | 91.543% | 1302 | 32.1 | 41.77°C | 0.987 |
12.131V | 5.033V | 3.327V | 4.937V | 284.011 | 49.92°C | 114.78V | ||||
50% | 22.665A | 4.982A | 4.984A | 1.837A | 324.985 | 91.347% | 1407 | 34.4 | 42.43°C | 0.988 |
12.111V | 5.018V | 3.311V | 4.899V | 355.771 | 50.67°C | 114.76V | ||||
60% | 27.253A | 5.997A | 6.011A | 2A | 389.037 | 90.882% | 1492 | 35.9 | 42.82°C | 0.991 |
12.090V | 5.004V | 3.294V | 4.869V | 428.067 | 52.55°C | 114.74V | ||||
70% | 31.941A | 7.016A | 7.049A | 2.28A | 454.609 | 90.372% | 1506 | 36.4 | 43.28°C | 0.994 |
12.069V | 4.989V | 3.277V | 4.825V | 503.044 | 55.09°C | 114.71V | ||||
80% | 36.643A | 8.039A | 8.096A | 2.397A | 519.402 | 89.357% | 1507 | 36.4 | 43.77°C | 0.995 |
12.049V | 4.975V | 3.26V | 4.798V | 581.27 | 58.05°C | 114.69V | ||||
90% | 41.756A | 8.562A | 8.626A | 2.515A | 584.818 | 88.778% | 1509 | 36.5 | 44.09°C | 0.997 |
12.030V | 4.963V | 3.246V | 4.771V | 658.741 | 61.23°C | 114.66V | ||||
100% | 46.821A | 9.09A | 9.192A | 2.634A | 649.548 | 88.196% | 1511 | 36.6 | 45.93°C | 0.997 |
12.010V | 4.95V | 3.231V | 4.745V | 736.487 | 62.7°C | 114.64V | ||||
110% | 51.644A | 10.132A | 10.362A | 2.645A | 714.953 | 87.486% | 1513 | 36.7 | 46.82°C | 0.998 |
11.989V | 4.934V | 3.213V | 4.727V | 817.21 | 62.84°C | 114.62V | ||||
CL1 | 0.114A | 12.319A | 12.287A | 0A | 104.279 | 84.557% | 1387 | 33.9 | 41.49°C | 0.973 |
12.152V | 5.032V | 3.328V | 5.102V | 123.324 | 47.91°C | 114.83V | ||||
CL2 | 0.113A | 14.853A | 0A | 0A | 76.381 | 83.946% | 1050 | 25.8 | 40.02°C | 0.956 |
12.177V | 5.049V | 3.361V | 5.127V | 90.989 | 45.19°C | 114.84V | ||||
CL3 | 0.113A | 0A | 15.786A | 0A | 54.177 | 78.494% | 1006 | 24.2 | 41.22°C | 0.935 |
12.172V | 5.061V | 3.344V | 5.121V | 69.023 | 45.8°C | 114.85V | ||||
CL4 | 53.928A | 0A | 0A | 0A | 649.504 | 89.206% | 1512 | 36.6 | 45.18°C | 0.997 |
12.044V | 4.99V | 3.27V | 5.033V | 728.089 | 61.85°C | 114.65V |
Load regulation is loose on all rails, especially at 5VSB, where voltage drops below the 4.75V limit.
Test | 12V | 5V | 3.3V | 5VSB | DC/AC (Watts) | Efficiency | Fan Speed (RPM) | PSU Noise (dB[A]) | Temps (In/Out) | PF/AC Volts |
20W | 1.216A | 0.492A | 0.487A | 0.195A | 19.988 | 71.508% | 811 | 18.1 | 36.27°C | 0.774 |
12.202V | 5.081V | 3.386V | 5.135V | 27.954 | 37.35°C | 114.88V | ||||
40W | 2.680A | 0.689A | 0.683A | 0.293A | 39.989 | 82.161% | 818 | 18.5 | 37.07°C | 0.892 |
12.197V | 5.079V | 3.382V | 5.121V | 48.672 | 39.13°C | 114.86V | ||||
60W | 4.144A | 0.886A | 0.879A | 0.391A | 59.99 | 86.359% | 822 | 18.6 | 38.48°C | 0.936 |
12.192V | 5.076V | 3.377V | 5.107V | 69.466 | 40.9°C | 114.86V | ||||
80W | 5.604A | 1.084A | 1.076A | 0.491A | 79.922 | 88.453% | 826 | 18.7 | 39.45°C | 0.956 |
12.186V | 5.073V | 3.373V | 5.093V | 90.356 | 42.83°C | 114.84V |
A glance at the light loads table is always useful, as the PSU will typically operate at light loads.
Ripple Suppression
Ripple in power supplies refers to the small, unwanted AC voltage fluctuations superimposed on the DC output. It occurs due to imperfect filtering of the AC-to-DC conversion process. Lower ripple is highly preferable because it ensures a cleaner, more stable DC output, thereby reducing noise and potential interference in sensitive electronics, which improves performance and extends the lifespan of components. High ripple can cause instability, overheating, or damage to connected devices.
Test | 12V | 5V | 3.3V | 5VSB | Pass/Fail |
10% Load | 10.8 mV | 8.7 mV | 9.5 mV | 6.9 mV | Pass |
20% Load | 14.4 mV | 8.5 mV | 10.2 mV | 7.1 mV | Pass |
30% Load | 14.6 mV | 9.1 mV | 11.3 mV | 7.7 mV | Pass |
40% Load | 15.0 mV | 9.5 mV | 10.9 mV | 7.7 mV | Pass |
50% Load | 15.9 mV | 9.5 mV | 11.4 mV | 8.3 mV | Pass |
60% Load | 16.8 mV | 9.6 mV | 11.8 mV | 9.0 mV | Pass |
70% Load | 17.4 mV | 10.2 mV | 13.1 mV | 10.0 mV | Pass |
80% Load | 16.3 mV | 11.0 mV | 14.1 mV | 11.0 mV | Pass |
90% Load | 17.2 mV | 11.6 mV | 14.8 mV | 10.8 mV | Pass |
100% Load | 28.8 mV | 12.8 mV | 16.3 mV | 12.0 mV | Pass |
110% Load | 28.6 mV | 13.9 mV | 16.9 mV | 13.9 mV | Pass |
Crossload 1 | 23.1 mV | 12.2 mV | 14.8 mV | 15.7 mV | Pass |
Crossload 2 | 12.8 mV | 9.6 mV | 9.9 mV | 12.2 mV | Pass |
Crossload 3 | 11.7 mV | 8.8 mV | 12.5 mV | 14.7 mV | Pass |
Crossload 4 | 26.3 mV | 11.5 mV | 12.9 mV | 14.8 mV | Pass |
Ripple suppression is good overall.