Montech Titan PLA 1000W ATX v3.1 PSU Review

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%	6.432A	1.98A	1.982A	0.981A	99.982	85.529%	0	<6.0	44.65°C	0.97
10%	12.186V	5.049V	3.33V	5.096V	116.911	85.529%	0	<6.0	40.36°C	114.83V
20%	13.872A	2.972A	2.975A	1.18A	199.927	90.59%	0	<6.0	45.45°C	0.982
20%	12.185V	5.046V	3.328V	5.086V	220.698	90.59%	0	<6.0	40.86°C	114.8V
30%	21.693A	3.47A	3.473A	1.379A	299.976	91.959%	707	15.7	41.02°C	0.985
30%	12.166V	5.044V	3.326V	5.075V	326.203	91.959%	707	15.7	46.05°C	114.75V
40%	29.460A	3.967A	3.971A	1.58A	399.491	92.191%	702	15.5	41.5°C	0.986
40%	12.162V	5.041V	3.324V	5.064V	433.332	92.191%	702	15.5	47.16°C	114.72V
50%	36.894A	4.962A	4.967A	1.781A	499.239	91.938%	697	15.1	42.03°C	0.986
50%	12.163V	5.038V	3.322V	5.053V	543.022	91.938%	697	15.1	48.09°C	114.69V
60%	44.385A	5.958A	5.964A	1.984A	599.777	91.521%	692	15.0	42.5°C	0.987
60%	12.166V	5.035V	3.32V	5.042V	655.344	91.521%	692	15.0	49.11°C	114.65V
70%	51.801A	6.956A	6.963A	2.187A	699.521	90.9%	769	18.6	43.22°C	0.989
70%	12.170V	5.032V	3.318V	5.03V	769.553	90.9%	769	18.6	50.27°C	114.63V
80%	59.269A	7.953A	7.961A	2.29A	799.545	90.234%	846	21.8	43.89°C	0.99
80%	12.175V	5.029V	3.316V	5.021V	886.08	90.234%	846	21.8	52.01°C	114.58V
90%	67.062A	8.454A	8.447A	2.394A	899.352	89.517%	926	24.4	44.42°C	0.992
90%	12.181V	5.027V	3.314V	5.012V	1004.669	89.517%	926	24.4	53.48°C	114.55V
100%	74.644A	8.956A	8.964A	3.005A	999.366	88.653%	1020	27.7	45.27°C	0.993
100%	12.187V	5.025V	3.313V	4.992V	1127.276	88.653%	1020	27.7	55.29°C	114.5V
110%	82.139A	9.958A	10.057A	3.01A	1100.001	87.592%	1522	39.3	46.98°C	0.994
110%	12.195V	5.021V	3.311V	4.985V	1255.825	87.592%	1522	39.3	57.91°C	114.46V
CL1	0.115A	14.992A	14.95A	0A	126.309	83.029%	712	15.9	41.33°C	0.979
CL1	12.226V	5.023V	3.318V	5.112V	152.127	83.029%	712	15.9	46.83°C	114.81V
CL2	0.113A	24.866A	0A	0A	126.249	81.777%	893	23.3	40.89°C	0.976
CL2	12.218V	5.021V	3.321V	5.114V	154.383	81.777%	893	23.3	47.9°C	114.81V
CL3	0.113A	0A	24.808A	0A	83.886	75.203%	893	23.3	41.69°C	0.969
CL3	12.208V	5.041V	3.326V	5.114V	111.548	75.203%	893	23.3	50.79°C	114.84V
CL4	82.136A	0A	0A	0A	999.865	89.323%	1005	27.2	46.53°C	0.992
CL4	12.173V	5.045V	3.325V	5.064V	1119.366	89.323%	1005	27.2	57.49°C	114.52V

Load regulation is tight on the minor rails, but this is not the case for 12V, the most important rail.

Test	12V	5V	3.3V	5VSB	DC/AC (Watts)	Efficiency	Fan Speed (RPM)	PSU Noise (dB[A])	Temps (In/Out)	PF/AC Volts
20W	1.232A	0.495A	0.495A	0.195A	19.991	76.024%	0	<6.0	39.98°C	0.839
20W	12.053V	5.055V	3.333V	5.117V	26.298	76.024%	0	<6.0	36.93°C	114.85V
40W	2.710A	0.693A	0.693A	0.293A	39.993	83.227%	0	<6.0	40.6°C	0.923
40W	12.061V	5.053V	3.332V	5.114V	48.055	83.227%	0	<6.0	37.32°C	114.84V
60W	4.151A	0.89A	0.891A	0.391A	59.993	82.532%	0	<6.0	42.69°C	0.954
60W	12.171V	5.052V	3.331V	5.111V	72.689	82.532%	0	<6.0	38.96°C	114.84V
80W	5.608A	1.088A	1.089A	0.489A	79.93	84.453%	0	<6.0	43.39°C	0.966
80W	12.180V	5.052V	3.331V	5.108V	94.643	84.453%	0	<6.0	39.44°C	114.83V

The 12V rail starts at a low level at 40W and increases from 60W onwards. If I took the 60W load as a starting point, load regulation at 12V would be tighter.

Ripple Suppression

Test	12V	5V	3.3V	5VSB	Pass/Fail
10% Load	15.8 mV	11.1 mV	14.9 mV	14.9 mV	Pass
20% Load	18.8 mV	13.8 mV	17.0 mV	14.9 mV	Pass
30% Load	24.4 mV	14.0 mV	16.8 mV	24.3 mV	Pass
40% Load	20.5 mV	14.1 mV	17.0 mV	23.0 mV	Pass
50% Load	20.8 mV	16.1 mV	17.4 mV	23.4 mV	Pass
60% Load	20.9 mV	15.2 mV	17.6 mV	23.2 mV	Pass
70% Load	21.6 mV	16.3 mV	18.1 mV	24.9 mV	Pass
80% Load	20.5 mV	16.2 mV	19.0 mV	23.5 mV	Pass
90% Load	19.9 mV	17.3 mV	20.0 mV	23.3 mV	Pass
100% Load	30.5 mV	20.6 mV	22.2 mV	27.0 mV	Pass
110% Load	29.5 mV	20.0 mV	23.0 mV	26.8 mV	Pass
Crossload 1	21.3 mV	17.6 mV	21.3 mV	29.3 mV	Pass
Crossload 2	19.6 mV	20.7 mV	22.9 mV	27.8 mV	Pass
Crossload 3	18.8 mV	16.9 mV	21.9 mV	29.6 mV	Pass
Crossload 4	28.4 mV	18.2 mV	20.4 mV	27.8 mV	Pass