Transient response (transient behavior)
The transient response is decent, as it is close to 1%, but the competition is tough in this area. In both tests, I would like to see a lower voltage drop at 3.3 V, well below the 3.2 V mark.
20% Load – 20ms
Advanced Transient Response 20% - 50 Hz - No Caps | ||||
Voltage | Before | After | Change | Pass/Fail |
12V | 12.152V | 12.016V | 1.11% | Pass |
5V | 5.041V | 4.943V | 1.94% | Pass |
3.3V | 3.332V | 3.165V | 5.00% | Pass |
5VSB | 5.058V | 5.019V | 0.77% | Pass |
50% Load -20ms
Advanced Transient Response 50% - 50 Hz - No Caps | ||||
Voltage | Before | After | Change | Pass/Fail |
12V | 12.126V | 11.999V | 1.05% | Pass |
5V | 5.031V | 4.910V | 2.42% | Pass |
3.3V | 3.323V | 3.149V | 5.25% | Pass |
5VSB | 4.993V | 4.932V | 1.21% | Pass |
Transient Response ATX v3.1 Tests
The power supply passes all ATX v3.1 transient response tests.
The 12V rail performs well here and achieves third place in the 200% load test.
- 1 - Introduction, overview and technical data
- 2 - Unboxing, cables and protective circuits
- 3 - Teardown: Topology, components, processing
- 4 - Load Regulation, Ripple Suppression
- 5 - Transient Response
- 6 - Hold-Up Time, Timings, Inrush-Current
- 7 - Average Efficiency and PF
- 8 - Noise and fan speed
- 9 - Summary and conclusion
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