CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Corsair RM850x (ATX v3.1)
Serial NumberA6GGA404K007EE
Lab IDCR85002399
  • Report: 24PS2399A
  • Receipt Date: Mar 14, 2024
  • Test Date: Mar 29, 2024
  • Report Date: Apr 1, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandCorsair
Manufacturer (OEM)Channel Well Technology
SeriesRMx
Model NumberRPS0197
Serial NumberA6GGA404K007EE
DUT NotesCP-9020270 (Semi-Passive Off)

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeATX12V
Cooling140mm Fluid Dynamic Bearing Fan (NR140HP)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830
Watts150849.6150
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 (610mm) 1 1 16-20AWG No
4+4 pin EPS12V (750mm) 2 2 18AWG No
6+2 pin PCIe (650mm) 3 3 16-18AWG No
12+2 pin PCIe (650mm) (600W) 1 1 16-24AWG No
SATA (500mm+115mm+115mm+115mm) 2 8 18AWG No
4-pin Molex (550mm+100mm+100mm) 1 3 18AWG No
AC Power Cord (1400mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) CWT
PCB Type Double-Sided
Primary Side
Transient Filter 6x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor SCK-037 (3 Ohm @25°C) & Relay
Bridge Rectifier(s) 2x GBJ1506 (600V, 15A @ 100°C)
APFC MOSFETs 2x Infineon IPA60R125P6 (650V, 19A @ 100°C, Rds(on): 0.125Ohm) &
1x Sync Power SPN5003 FET (for reduced no-load consumption)
APFC Boost Diode 1x Onsemi FFSP0865A (650V, 8A @ 155°C)
Bulk Cap(s) 2x Nippon Chemi-Con (400V, 470uFeach or 940both, 2000h @ 105°C, KMW)
Main Switchers 2x Infineon IPA60R190P6 (650V, 12.7A @ 100°C, Rds(on): 0.190Ohm)
APFC Controller Champion CM6500UNX
Resonant Controller Champion CU6901VACNH
Topology Primary side: APFC, Half-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x Toshiba TPHR8504PL (40V, 150A @ 25°C, Rds(on): 0.85mOhm)
5V & 3.3V DC-DC Converters: 4x UBIQ QN3107M6N (30V, 70A @ 100°C, Rds(on): 2.6mOhm)
PWM Controller(s): UPI Semi uP3861P
Filtering Capacitors Electrolytic:
4x Nichicon (3-6,000 @ 105°C, HD(M)),
3x Rubycon (6-10,000 @ 105°C, ZLH)
1x Rubycon (2-10,000 @ 105°C,YXF)
2x Nippon Chemi-Con (105°C, W)
Polymer: 31x FPCAP, 2x Nippon Chemi-Con
Fan Controller Microchip PIC16F1503
Fan Model Corsair NR140HP (140mm, 12V, 0.33A, Fluid Dynamic Bearing Fan)
5VSB Circuit
High Side Rectifier 1x SMC RS1M (1000V, 1A @ 100°C)
Standby PWM Controller On-Bright OB2365T

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

Average Efficiency88.815%
Efficiency With 10W (≤500W) or 2% (>500W) Load -115V75.825
Average Efficiency VSB84.066%
Standby Power Consumption (W)0.0179
Average PF0.990
Avg Noise Output21.34 dB(A)
Efficiency Rating (ETA)GOLD
Noise Rating (LAMBDA)A
Average Efficiency90.944%
Average Efficiency VSB82.627%
Standby Power Consumption (W)0.0823
Average PF0.962
Avg Noise Output21.37 dB(A)
Efficiency Rating (ETA)GOLD
Noise Rating (LAMBDA)A

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)25
AC Loss to PWR_OK Hold Up Time (ms)21.3
PWR_OK Inactive to DC Loss Delay (ms)3.7

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.05 V 115.01 V 113.85 V 115.09 V 116.15 V PASS
Mains Frequency: 60.00 Hz 60.00 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.09 % N/A 0.18 % 2.00 % PASS
Real Power: 0.018 W 0.014 W N/A 0.022 W N/A N/A
Apparent Power: 10.153 W 10.119 W N/A 10.196 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: 230.99 V 230.88 V 227.70 V 231.05 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 1.418 1.490 PASS
Mains Voltage THD: 0.17 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.082 W 0.073 W N/A 0.112 W N/A N/A
Apparent Power: 34.709 W 34.523 W N/A 34.876 W N/A N/A
Power Factor: 0.002 N/A N/A N/A N/A N/A

Graphs

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 0.224W 74.247% 0.029
4.968V 0.302W 114.92V
2 0.09A 0.447W 79.054% 0.054
4.968V 0.565W 114.94V
3 0.55A 2.733W 84.693% 0.244
4.969V 3.227W 114.91V
4 1A 4.972W 84.945% 0.324
4.972V 5.853W 114.9V
5 1.5A 7.462W 84.863% 0.38
4.974V 8.794W 114.91V
6 3A 14.957W 83.005% 0.453
4.986V 18.02W 114.9V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.224W 62.152% 0.01
4.966V 0.363W 229.88V
2 0.09A 0.447W 70.922% 0.018
4.967V 0.634W 229.88V
3 0.55A 2.732W 82.032% 0.092
4.967V 3.331W 229.88V
4 1A 4.969W 83.444% 0.154
4.968V 5.956W 229.88V
5 1.5A 7.454W 84.022% 0.194
4.969V 8.871W 229.88V
6 3A 14.922W 83.941% 0.3
4.974V 17.778W 229.88V

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% 5.256A 1.974A 2.005A 1.009A 85.005 85.379% 0 <6.0 44.28°C 0.977
12.062V 5.065V 3.292V 4.958V 99.563 40.02°C 114.87V
20% 11.533A 2.962A 3.009A 1.212A 169.949 89.467% 0 <6.0 45.11°C 0.989
12.056V 5.064V 3.29V 4.952V 189.957 40.58°C 114.85V
30% 18.192A 3.456A 3.512A 1.415A 254.957 91.145% 0 <6.0 46.07°C 0.99
12.032V 5.064V 3.289V 4.946V 279.727 41.02°C 114.82V
40% 24.850A 3.95A 4.015A 1.62A 340.056 91.282% 0 <6.0 47.06°C 0.99
12.026V 5.064V 3.288V 4.94V 372.527 41.53°C 114.79V
50% 31.148A 4.938A 5.022A 1.824A 424.894 90.951% 0 <6.0 48.08°C 0.992
12.019V 5.063V 3.286V 4.934V 467.168 42.07°C 114.76V
60% 37.431A 5.929A 6.031A 2A 509.306 90.465% 448 6.6 42.67°C 0.993
12.012V 5.061V 3.283V 4.933V 562.989 49.19°C 114.72V
70% 43.784A 6.919A 7.041A 2.232A 594.761 89.864% 542 11.0 43.24°C 0.994
12.005V 5.059V 3.282V 4.929V 661.851 50.27°C 114.71V
80% 50.146A 7.908A 8.05A 2.335A 679.553 89.167% 702 19.9 43.82°C 0.995
11.998V 5.058V 3.28V 4.925V 762.119 51.87°C 114.66V
90% 56.912A 8.403A 8.541A 2.439A 764.981 88.397% 852 26.3 44.45°C 0.995
11.992V 5.057V 3.278V 4.921V 865.395 53.54°C 114.63V
100% 63.416A 8.899A 9.064A 3.05A 849.805 87.514% 986 30.8 45.67°C 0.996
11.986V 5.056V 3.277V 4.919V 971.054 55.72°C 114.59V
110% 69.791A 9.89A 10.168A 3.053A 934.384 86.549% 1115 34.8 46.67°C 0.996
11.980V 5.055V 3.275V 4.913V 1079.597 57.58°C 114.56V
CL1 0.116A 17.855A 18.225A 0A 151.301 82.555% 450 6.6 43.32°C 0.989
12.055V 5.057V 3.271V 4.945V 183.271 48.79°C 114.84V
CL2 0.115A 19.73A 0A 0A 101.351 82.44% 449 6.6 41.21°C 0.981
12.063V 5.066V 3.287V 4.953V 122.94 48.22°C 114.87V
CL3 0.115A 0A 20.139A 0A 67.4 76.135% 448 6.6 39.94°C 0.972
12.062V 5.068V 3.278V 4.954V 88.525 49.03°C 114.88V
CL4 70.858A 0A 0A 0A 849.55 88.4% 1011 31.7 44.48°C 0.995
11.989V 5.065V 3.289V 4.917V 961.033 55.45°C 114.6V

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% 5.256A 1.974A 2.005A 1.009A 85.006 86.334% 0 <6.0 44.57°C 0.84
12.062V 5.067V 3.292V 4.956V 98.461 40.28°C 229.87V
20% 11.533A 2.961A 3.009A 1.212A 169.954 90.725% 0 <6.0 45.32°C 0.936
12.057V 5.066V 3.29V 4.95V 187.331 40.76°C 229.86V
30% 18.193A 3.455A 3.512A 1.416A 254.964 92.612% 0 <6.0 46.43°C 0.962
12.032V 5.065V 3.289V 4.945V 275.304 41.35°C 229.85V
40% 24.850A 3.949A 4.015A 1.62A 340.057 93.109% 0 <6.0 47.49°C 0.973
12.026V 5.065V 3.288V 4.939V 365.222 41.98°C 229.83V
50% 31.149A 4.937A 5.022A 1.825A 424.905 93.043% 0 <6.0 48.32°C 0.978
12.019V 5.064V 3.286V 4.933V 456.677 42.23°C 229.82V
60% 37.430A 5.927A 6.031A 2A 509.299 92.787% 450 6.6 42.7°C 0.982
12.012V 5.062V 3.284V 4.932V 548.893 49.26°C 229.8V
70% 43.787A 6.92A 7.042A 2.232A 594.76 92.444% 542 11.0 43.35°C 0.984
12.004V 5.059V 3.281V 4.929V 643.373 50.46°C 229.79V
80% 50.152A 7.908A 8.052A 2.335A 679.574 91.99% 702 19.9 43.67°C 0.985
11.997V 5.057V 3.279V 4.925V 738.743 51.75°C 229.78V
90% 56.918A 8.405A 8.543A 2.439A 764.994 91.541% 851 26.2 44.77°C 0.987
11.991V 5.056V 3.278V 4.921V 835.683 54.02°C 229.76V
100% 63.421A 8.901A 9.066A 3.05A 849.81 90.995% 986 30.8 45.78°C 0.988
11.985V 5.055V 3.276V 4.919V 933.915 55.81°C 229.74V
110% 69.800A 9.892A 10.169A 3.053A 934.389 90.292% 1114 35.5 46.56°C 0.989
11.979V 5.054V 3.275V 4.914V 1034.844 57.49°C 229.73V
CL1 0.116A 17.862A 18.227A 0A 151.302 83.805% 450 6.6 42.5°C 0.932
12.054V 5.055V 3.27V 4.946V 180.543 47.95°C 229.86V
CL2 0.116A 19.734A 0A 0A 101.361 83.171% 449 6.6 41.22°C 0.88
12.062V 5.066V 3.287V 4.954V 121.871 48.38°C 229.87V
CL3 0.115A 0A 20.14A 0A 67.401 76.525% 448 6.6 40.25°C 0.814
12.061V 5.068V 3.278V 4.954V 88.079 49.49°C 229.88V
CL4 70.862A 0A 0A 0A 849.556 91.735% 1010 31.7 43.79°C 0.988
11.989V 5.065V 3.289V 4.917V 926.103 54.76°C 229.74V

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 1.236A 0.494A 0.501A 0.2A 19.993 77.207% 0 <6.0 39.64°C 0.801
12.019V 5.063V 3.293V 4.96V 25.895 36.56°C 114.9V
40W 2.719A 0.691A 0.702A 0.302A 40 82.749% 0 <6.0 40.84°C 0.922
12.023V 5.064V 3.293V 4.96V 48.339 37.48°C 114.89V
60W 4.201A 0.888A 0.902A 0.403A 60 84.027% 0 <6.0 41.98°C 0.956
12.028V 5.065V 3.293V 4.959V 71.409 38.34°C 114.89V
80W 5.664A 1.086A 1.102A 0.504A 79.95 85.553% 0 <6.0 43.38°C 0.975
12.062V 5.065V 3.293V 4.958V 93.455 39.4°C 114.88V

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 1.236A 0.494A 0.501A 0.2A 19.993 76.607% 0 <6.0 39.68°C 0.418
12.020V 5.065V 3.293V 4.959V 26.065 36.59°C 229.88V
40W 2.718A 0.691A 0.701A 0.302A 40.001 82.482% 0 <6.0 40.43°C 0.627
12.024V 5.066V 3.293V 4.959V 48.497 37.15°C 229.88V
60W 4.202A 0.888A 0.902A 0.403A 60.001 84.65% 0 <6.0 42.01°C 0.753
12.028V 5.067V 3.293V 4.958V 70.883 38.53°C 229.88V
80W 5.664A 1.085A 1.102A 0.504A 79.952 86.246% 0 <6.0 42.92°C 0.827
12.062V 5.067V 3.293V 4.957V 92.702 39.17°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load11.05mV10.53mV9.31mV10.18mVPass
20% Load19.29mV11.49mV11.36mV11.30mVPass
30% Load15.96mV11.80mV11.15mV11.51mVPass
40% Load13.92mV10.83mV11.00mV11.56mVPass
50% Load15.35mV11.80mV12.28mV12.17mVPass
60% Load16.37mV12.06mV11.56mV11.97mVPass
70% Load15.40mV10.73mV11.76mV11.26mVPass
80% Load17.80mV13.64mV13.81mV13.25mVPass
90% Load18.57mV14.92mV14.02mV13.04mVPass
100% Load24.20mV15.04mV15.83mV16.78mVPass
110% Load25.44mV16.09mV16.35mV17.37mVPass
Crossload119.72mV14.63mV16.23mV14.27mVPass
Crossload212.94mV15.58mV11.97mV12.43mVPass
Crossload313.35mV12.36mV15.86mV11.97mVPass
Crossload424.51mV13.64mV14.63mV13.39mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load13.05mV11.55mV10.90mV11.36mVPass
20% Load18.11mV11.80mV11.41mV11.36mVPass
30% Load16.30mV11.60mV11.72mV11.40mVPass
40% Load16.73mV12.21mV11.61mV12.48mVPass
50% Load16.06mV11.75mV12.94mV11.92mVPass
60% Load17.04mV11.80mV13.35mV12.53mVPass
70% Load17.44mV13.69mV13.15mV12.38mVPass
80% Load16.37mV11.80mV12.17mV11.05mVPass
90% Load18.31mV13.59mV13.76mV12.84mVPass
100% Load25.82mV16.04mV15.94mV17.10mVPass
110% Load28.52mV15.57mV16.04mV17.50mVPass
Crossload119.07mV14.21mV15.86mV13.89mVPass
Crossload213.56mV15.48mV12.53mV12.84mVPass
Crossload313.86mV11.95mV15.91mV13.25mVPass
Crossload425.54mV13.47mV13.84mV13.11mVPass

The results above are not used in the certification process

Corsair RM850x (ATX v3.1)

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
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