CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Pichau Gaming Nidus 850
Serial Number
Lab IDPC85002398
  • Report: 24PS2398A
  • Receipt Date: Feb 8, 2024
  • Test Date: Mar 27, 2024
  • Report Date: Mar 29, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandPichau Gaming
Manufacturer (OEM)CWT
SeriesNidus
Model Number
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan
(HA13525H12SF-Z)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps222270.830.3
Watts1200153.6
Total Max. Power (W)850

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015, N4L PPA1530, N4L PPA5530
Oscilloscopes Picoscope 4444, Rigol DS7014, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A, Keithley 2015 - THD
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (640mm) 1 1 18AWG No
4+4 pin EPS12V (700mm) 2 2 18AWG No
6+2 pin PCIe (600mm+150mm) 2 4 16-18AWG No
12+4 pin PCIe (610mm) (600W) 1 1 16-24AWG No
SATA (500mm+150mm+150mm+150mm) 3 12 18AWG No
4-pin Molex (500mm+150mm+150mm+150mm) 1 4 18AWG No

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)18.9
AC Loss to PWR_OK Hold Up Time (ms)16.7
PWR_OK Inactive to DC Loss Delay (ms)2.2

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.06 V 115.01 V 113.85 V 115.10 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.14 % 0.10 % N/A 0.21 % 2.00 % PASS
Real Power: 0.015 W 0.013 W N/A 0.018 W N/A N/A
Apparent Power: 9.961 W 9.901 W N/A 10.025 W N/A N/A
Power Factor: 0.002 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.00 V 230.89 V 227.70 V 231.06 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.99 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.17 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.073 W 0.064 W N/A 0.089 W N/A N/A
Apparent Power: 33.437 W 33.262 W N/A 33.603 W N/A N/A
Power Factor: 0.002 N/A N/A N/A N/A N/A

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.229W 72.255% 0.032
5.081V 0.317W 114.84V
2 0.09A 0.457W 75.837% 0.06
5.08V 0.603W 114.84V
3 0.55A 2.788W 79.447% 0.271
5.069V 3.509W 114.84V
4 1A 5.058W 79.216% 0.359
5.058V 6.385W 114.85V
5 1.5A 7.57W 79.25% 0.421
5.046V 9.552W 114.85V
6 3A 15.03W 77.458% 0.497
5.01V 19.404W 114.84V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.229W 62.078% 0.011
5.08V 0.37W 229.85V
2 0.09A 0.457W 67.604% 0.02
5.08V 0.676W 229.88V
3 0.55A 2.787W 77.159% 0.103
5.069V 3.612W 229.86V
4 1A 5.057W 78.387% 0.172
5.058V 6.452W 229.85V
5 1.5A 7.568W 78.906% 0.233
5.045V 9.591W 229.85V
6 3A 15.027W 79.318% 0.33
5.009V 18.947W 229.85V

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 5.262A 1.986A 1.952A 0.975A 85.006 86.749% 0 <6.0 44.44°C 0.979
12.049V 5.034V 3.382V 5.128V 97.99 40.19°C 114.81V
20% 11.455A 2.982A 2.931A 1.173A 169.945 90.268% 0 <6.0 45.44°C 0.99
12.138V 5.03V 3.378V 5.117V 188.266 40.88°C 114.79V
30% 18.068A 3.48A 3.42A 1.371A 254.955 91.264% 0 <6.0 46.07°C 0.993
12.116V 5.029V 3.377V 5.105V 279.36 41.03°C 114.76V
40% 24.680A 3.979A 3.911A 1.571A 340.045 91.201% 0 <6.0 47.33°C 0.991
12.109V 5.027V 3.375V 5.092V 372.852 41.78°C 114.73V
50% 30.931A 4.975A 4.893A 1.772A 424.867 90.61% 0 <6.0 48.41°C 0.992
12.103V 5.025V 3.373V 5.079V 468.896 42.34°C 114.7V
60% 37.162A 5.973A 5.877A 1.974A 509.42 89.918% 415 7.5 42.83°C 0.993
12.099V 5.023V 3.37V 5.066V 566.538 49.4°C 114.67V
70% 43.473A 6.973A 6.863A 2.177A 594.744 89.209% 646 18.2 43.23°C 0.994
12.091V 5.02V 3.367V 5.053V 666.687 50.28°C 114.64V
80% 49.794A 7.972A 7.849A 2.281A 679.576 88.423% 876 28.1 43.62°C 0.995
12.084V 5.017V 3.363V 5.042V 768.556 51.73°C 114.61V
90% 56.522A 8.476A 8.331A 2.385A 764.997 87.63% 1086 34.5 44.46°C 0.996
12.075V 5.014V 3.361V 5.032V 872.986 53.52°C 114.58V
100% 62.985A 8.979A 8.844A 2.995A 849.815 86.699% 1367 41.2 45.64°C 0.996
12.068V 5.012V 3.358V 5.009V 980.187 55.67°C 114.55V
110% 69.330A 9.983A 9.927A 3A 934.386 85.638% 1663 46.7 46.58°C 0.996
12.060V 5.008V 3.354V 5.001V 1091.086 57.48°C 114.5V
CL1 0.116A 14.399A 14.196A 0A 121.305 83.249% 413 7.7 41.43°C 0.988
12.054V 5.015V 3.36V 5.14V 145.714 46.96°C 114.81V
CL2 0.116A 21.891A 0A 0A 111.305 81.704% 413 7.7 41.14°C 0.987
12.058V 5.021V 3.381V 5.145V 136.23 48.23°C 114.8V
CL3 0.115A 0A 21.631A 0A 73.986 76.425% 412 7.7 40.88°C 0.979
12.048V 5.032V 3.356V 5.145V 96.811 49.93°C 114.82V
CL4 70.413A 0A 0A 0A 849.557 87.644% 1412 41.9 45.35°C 0.996
12.066V 5.038V 3.381V 5.091V 969.332 56.32°C 114.55V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 5.260A 1.986A 1.952A 0.975A 85.006 87.884% 0 <6.0 44.57°C 0.862
12.053V 5.036V 3.382V 5.128V 96.725 40.35°C 229.83V
20% 11.451A 2.981A 2.93A 1.173A 169.942 91.35% 0 <6.0 45.45°C 0.945
12.142V 5.032V 3.379V 5.117V 186.034 40.86°C 229.82V
30% 18.062A 3.479A 3.421A 1.371A 254.951 92.776% 0 <6.0 46.28°C 0.968
12.119V 5.031V 3.377V 5.105V 274.803 41.28°C 229.8V
40% 24.673A 3.977A 3.912A 1.571A 340.033 92.921% 0 <6.0 47.29°C 0.977
12.112V 5.029V 3.375V 5.092V 365.937 41.71°C 229.79V
50% 30.922A 4.974A 4.894A 1.772A 424.832 92.633% 0 <6.0 48.1°C 0.982
12.105V 5.027V 3.372V 5.079V 458.618 42.09°C 229.77V
60% 37.155A 5.972A 5.878A 1.974A 509.369 92.247% 471 9.0 42.88°C 0.985
12.100V 5.024V 3.369V 5.067V 552.18 49.41°C 229.77V
70% 43.468A 6.972A 6.865A 2.177A 594.691 91.807% 683 20.1 43.19°C 0.987
12.091V 5.021V 3.365V 5.054V 647.766 50.23°C 229.75V
80% 49.793A 7.97A 7.852A 2.28A 679.528 91.305% 836 26.7 43.61°C 0.988
12.082V 5.018V 3.362V 5.044V 744.24 51.7°C 229.74V
90% 56.527A 8.474A 8.334A 2.384A 764.969 90.786% 1085 34.5 44.07°C 0.989
12.073V 5.015V 3.359V 5.034V 842.595 53.16°C 229.72V
100% 62.994A 8.977A 8.847A 2.994A 849.773 90.177% 1368 41.2 45.77°C 0.99
12.066V 5.013V 3.357V 5.011V 942.334 55.85°C 229.71V
110% 69.336A 9.981A 9.93A 2.999A 934.351 89.441% 1651 46.5 46.56°C 0.99
12.059V 5.009V 3.353V 5.003V 1044.661 57.49°C 229.69V
CL1 0.116A 14.397A 14.201A 0A 121.301 84.41% 414 7.7 41.62°C 0.921
12.055V 5.015V 3.359V 5.141V 143.707 47.14°C 229.83V
CL2 0.116A 21.89A 0A 0A 111.302 82.838% 412 7.7 41.81°C 0.913
12.058V 5.021V 3.379V 5.146V 134.363 48.87°C 229.83V
CL3 0.115A 0A 21.641A 0A 73.984 77.345% 412 7.7 40.79°C 0.86
12.047V 5.032V 3.354V 5.145V 95.655 49.82°C 229.83V
CL4 70.413A 0A 0A 0A 849.54 91.03% 1411 41.9 45.25°C 0.989
12.066V 5.039V 3.38V 5.092V 933.255 56.29°C 229.71V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.234A 0.495A 0.487A 0.197A 20 77.134% 0 <6.0 39.83°C 0.861
12.028V 5.052V 3.391V 5.08V 25.93 36.77°C 114.84V
40W 2.716A 0.693A 0.681A 0.295A 40.001 83.6% 0 <6.0 40.9°C 0.946
12.038V 5.051V 3.391V 5.08V 47.849 37.59°C 114.83V
60W 4.197A 0.892A 0.877A 0.389A 60.002 85.988% 0 <6.0 41.98°C 0.966
12.041V 5.042V 3.385V 5.142V 69.779 38.21°C 114.82V
80W 5.670A 1.092A 1.073A 0.486A 79.948 86.982% 0 <6.0 43.36°C 0.979
12.048V 5.037V 3.383V 5.141V 91.913 39.37°C 114.82V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.234A 0.495A 0.486A 0.197A 20.001 76.561% 0 <6.0 39.74°C 0.466
12.035V 5.054V 3.392V 5.088V 26.124 36.65°C 229.84V
40W 2.714A 0.693A 0.681A 0.295A 40.001 83.752% 0 <6.0 41.01°C 0.671
12.043V 5.053V 3.392V 5.089V 47.762 37.66°C 229.84V
60W 4.195A 0.892A 0.877A 0.389A 60 86.626% 0 <6.0 41.79°C 0.784
12.045V 5.043V 3.386V 5.143V 69.263 38.29°C 229.84V
80W 5.668A 1.091A 1.073A 0.486A 79.945 88.065% 0 <6.0 43.17°C 0.848
12.052V 5.039V 3.384V 5.141V 90.78 39.34°C 229.84V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load33.09mV14.99mV14.06mV8.47mVPass
20% Load19.74mV15.45mV15.65mV8.47mVPass
30% Load22.04mV15.45mV14.26mV8.31mVPass
40% Load23.68mV16.01mV14.77mV9.24mVPass
50% Load21.53mV15.76mV16.42mV9.80mVPass
60% Load22.91mV16.53mV16.98mV10.36mVPass
70% Load21.99mV16.94mV16.06mV10.16mVPass
80% Load23.22mV17.04mV16.78mV10.67mVPass
90% Load24.96mV17.55mV17.90mV11.08mVPass
100% Load36.34mV18.19mV18.57mV12.34mVPass
110% Load36.16mV17.57mV19.03mV13.03mVPass
Crossload138.74mV19.01mV18.12mV10.93mVPass
Crossload234.93mV25.35mV16.36mV10.16mVPass
Crossload332.89mV14.78mV19.08mV9.34mVPass
Crossload432.91mV16.41mV16.91mV12.11mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load34.63mV16.83mV16.01mV9.65mVPass
20% Load34.73mV16.89mV16.78mV8.93mVPass
30% Load21.23mV16.58mV15.85mV8.93mVPass
40% Load18.77mV14.63mV14.21mV9.24mVPass
50% Load18.92mV14.94mV16.78mV8.57mVPass
60% Load20.10mV14.68mV14.32mV8.93mVPass
70% Load23.32mV16.73mV16.36mV10.82mVPass
80% Load21.69mV16.78mV16.72mV10.62mVPass
90% Load19.43mV14.27mV14.00mV10.36mVPass
100% Load36.41mV18.05mV19.22mV12.12mVPass
110% Load37.01mV17.84mV18.18mV12.69mVPass
Crossload134.72mV18.37mV17.16mV9.99mVPass
Crossload235.91mV24.74mV15.85mV10.47mVPass
Crossload333.86mV14.63mV19.60mV9.24mVPass
Crossload431.83mV15.97mV16.10mV10.78mVPass

The results above are not used in the certification process

Pichau Gaming Nidus 850

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
www.cybenetics.com - info@cybenetics.com