CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Corsair RM750e (ATX v3.1)
Serial NumberA8WZF4420003ER
Lab IDCR75002625
  • Report: 24PS2625A
  • Receipt Date: Oct 20, 2024
  • Test Date: Oct 31, 2024
  • Report Date: Nov 2, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCorsair
Manufacturer (OEM)HEC
SeriesRMe
Model NumberRM750e
Serial NumberA8WZF4420003ER
DUT NotesThe results apply to both the black and white variants.

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)47-63
Rated Power (W)750
TypeATX12V
Cooling120mm Rifle Bearing Fan (HA1225H12SF-Z)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530
Watts110750150
Total Max. Power (W)750

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 24 pin (600mm) 1 1 18-20AWG No
4+4 pin EPS12V (740mm) 2 2 18AWG No
6+2 pin PCIe (640mm) 1 1 18AWG No
2x 6+2 pin PCIe (640mm) 1 2 16-18AWG No
12+2 pin PCIe (650mm) (600W) 1 1 16-24AWG No
SATA (450mm+100mm+100mm+100mm) 1 4 18AWG No
SATA (445mm+100mm) / 4-pin Molex (+95mm+100mm) 1 2 / 2 18AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 16AWG -

Parts Description

General Data -
Manufacturer (OEM) HEC
PCB Type Single-Sided
Primary Side -
Transient Filter 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV, 1x Power Integrations CAP200DG (Discharge IC)
Inrush Protection NTC Thermistor SCK-037 (3 Ohm) & Relay
Bridge Rectifier(s)

2x GBU10K (800V, 10A @ 100°C)
APFC MOSFETs

2x Infineon IPA60R120P7 (650V, 16A @ 100°C, Rds(on): 0.120Ohm)
APFC Boost Diode

1x Wolfspeed C6D06065A (650V, 6A @ 155°C)
Bulk Cap(s)

1x Teapo (400V, 470uF, 2,000h @ 105°C, LG)
Main Switchers

2x Infineon IPA60R120P7 (650V, 16A @ 100°C, Rds(on): 0.120Ohm)
APFC Controller

Champion CM6500UNX & CM03AX
Resonant Controller Champion CM6901T6X
Topology

Primary side: APFC, Half-Bridge & LLC Resonant converter Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs no info
5V & 3.3V DC-DC Converters: 2x Potens Semiconductor PDC39F2BX (30V, 76A @ 100°C, Rds(on): 2.95mOhm) PWM Controller(s): 1x ANPEC APW7159C
Filtering Capacitors

Electrolytic: 6x Teapo (1-3,000h @ 105°C, SC), 2x Nippon Chemi-con (2-5,000h @ 105°C, KZE) 1x Rubycon (4-10,000h @ 105°C, YXF) Polymer: 6x Teapo, 16x
Supervisor IC Weltrend WT7527RT (OCP, OVP, UVP, SCP, PG)
Fan Controller Nuvoton M031FB0AE
Fan Model Hong Hua HA1225H12F-Z (120mm, 12V, 0.58A, Rifle Bearing Fan)
5VSB Circuit -
Rectifier

1x PS1060L SBR (60V, 10A)
Standby PWM Controller Excelliance MOS EM8569D

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

Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)88.978%
Average Noise Output (>1450 Load Combinations)19.34dBA
Average PF (>1450 Load Combinations)0.987
Efficiency With 10W (≤500W) or 2% (>500W) Load64.128%
Standby Power Consumption0.0472W
12V Ripple (Full Load)45.62mV
5V Ripple (Full Load)25.68mV
3.3V Ripple (Full Load)32.20mV
5VSB Ripple (Full Load)22.83mV
12V Load Regulation0.78%
5V Load Regulation0.56%
3.3V Load Regulation0.95%
5VSB Load Regulation2.10%
Inrush Current70.910A
Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)91.236%
Average Noise Output (>1450 Load Combinations)19.45dBA
Average PF (>1450 Load Combinations)0.962
Efficiency With 10W (≤500W) or 2% (>500W) Load62.254%
Standby Power Consumption0.1082W
12V Ripple (Full Load)40.34mV
5V Ripple (Full Load)15.85mV
3.3V Ripple (Full Load)18.66mV
5VSB Ripple (Full Load)22.14mV
12V Load Regulation0.81%
5V Load Regulation0.58%
3.3V Load Regulation0.95%
5VSB Load Regulation2.16%
Inrush Current149.300A
12V Transient Response (200%)11.35V
5V Transient Response (200%)4.853V
3.3V Transient Response (200%)3.177V
5VSB Transient Response (200%)4.870V
Hold-Up Time & Power Ok Signal16.70ms
AC Loss to PWR_OK Hold Up Time14.10ms
PWR_OK Inactive to DC Loss Delay2.60ms
PSU Timings: T1 (20% / 100%)51.0ms50.0ms
PSU Timings: T3 (20% / 100%)121.0ms123.0ms
12V OCP (28.6°C / 44.1°C)79.40A (127.04%), 11.961V79.20A (126.72%), 11.964V
5V OCP (28.6°C / 44.1°C)29A (145.00%), 4.983V27.8A (139.00%), 4.983V
3.3V OCP (28.6°C / 44.1°C)27.3A (136.50%), 3.279V26.1A (130.50%), 3.28V
5VSB OCP (28.6°C / 44.1°C)4A (133.33%), 4.897V3.9A (130.00%), 4.905V
OPP (27.19°C / 42.66°C)124.63%124.62%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)16.7
AC Loss to PWR_OK Hold Up Time (ms)14.1
PWR_OK Inactive to DC Loss Delay (ms)2.6

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.07 V 115.03 V 113.85 V 115.11 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.96 Hz 59.40 Hz 60.02 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 0.17 % 2.00 % PASS
Real Power: 0.047 W -0.007 W N/A 0.090 W N/A N/A
Apparent Power: 8.303 W 8.249 W N/A 8.360 W N/A N/A
Power Factor: 0.009 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.04 V 230.95 V 227.70 V 231.10 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 % 0.15 % N/A 0.25 % 2.00 % PASS
Real Power: 0.108 W 0.062 W N/A 0.167 W N/A N/A
Apparent Power: 28.478 W 28.303 W N/A 28.668 W N/A N/A
Power Factor: 0.003 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 0.225W 66.634% 0.039
5.007V 0.338W 114.85V
2 0.09A 0.451W 75.296% 0.068
5.006V 0.599W 114.84V
3 0.55A 2.748W 81.843% 0.274
4.995V 3.358W 114.85V
4 1A 4.985W 82.099% 0.342
4.984V 6.073W 114.84V
5 1.5A 7.46W 82.148% 0.392
4.972V 9.081W 114.85V
6 3.001A 14.785W 80.303% 0.458
4.927V 18.412W 114.84V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.226W 56.622% 0.014
5.01V 0.4W 229.84V
2 0.09A 0.451W 67.955% 0.022
5.008V 0.664W 229.83V
3 0.55A 2.748W 80.319% 0.109
4.995V 3.422W 229.83V
4 1A 4.984W 81.286% 0.179
4.983V 6.131W 229.83V
5 1.5A 7.457W 81.782% 0.214
4.97V 9.119W 229.83V
6 3.001A 14.792W 81.257% 0.317
4.93V 18.205W 229.83V

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% 4.442A 1.999A 1.997A 1.004A 75.008 84.969% 0 <6.0 46.54°C 0.97
12.024V 5.002V 3.304V 4.98V 88.275 40.01°C 114.84V
20% 9.905A 3A 2.999A 1.207A 149.951 88.477% 0 <6.0 47.9°C 0.983
12.020V 5V 3.301V 4.973V 169.482 40.82°C 114.82V
30% 15.725A 3.502A 3.502A 1.41A 224.961 90.971% 0 <6.0 50.82°C 0.985
12.013V 4.998V 3.299V 4.965V 247.292 41.45°C 114.77V
40% 21.564A 4.004A 4.005A 1.614A 300.055 91.207% 0 <6.0 51.82°C 0.988
12.004V 4.996V 3.296V 4.958V 328.982 41.71°C 114.75V
50% 27.017A 5.008A 5.012A 1.819A 374.526 90.956% 405 <6.0 42.23°C 0.99
11.993V 4.993V 3.293V 4.95V 411.765 50.42°C 114.72V
60% 32.515A 6.014A 6.02A 2A 449.292 90.56% 550 <6.0 42.78°C 0.992
11.982V 4.989V 3.289V 4.942V 496.124 55.17°C 114.7V
70% 38.023A 7.02A 7.03A 2.23A 524.291 89.971% 823 17.7 43.04°C 0.993
11.971V 4.986V 3.286V 4.933V 582.734 56.32°C 114.67V
80% 43.612A 8.027A 8.041A 2.334A 599.483 89.263% 1121 28.9 43.55°C 0.993
11.960V 4.983V 3.283V 4.927V 671.591 56.51°C 114.64V
90% 49.547A 8.533A 8.535A 2.439A 674.515 88.53% 1485 37.2 44.84°C 0.994
11.948V 4.98V 3.28V 4.92V 761.912 56.41°C 114.62V
100% 55.293A 9.041A 9.061A 3.062A 749.74 87.65% 1807 42.8 45.12°C 0.994
11.937V 4.977V 3.278V 4.899V 855.376 56.43°C 114.59V
110% 60.916A 10.051A 10.17A 3.065A 824.758 86.34% 2008 45.6 46.83°C 0.98
11.926V 4.974V 3.274V 4.895V 955.257 57.7°C 114.57V
CL1 0.117A 13.275A 13.299A 0A 111.295 82.521% 1107 28.7 42.05°C 0.98
12.012V 4.987V 3.286V 5.007V 134.869 52.45°C 114.84V
CL2 0.115A 20.035A 0A 0A 101.338 81.482% 1217 32.4 42.54°C 0.979
12.017V 4.989V 3.296V 5.011V 124.367 49.11°C 114.82V
CL3 0.115A 0A 20.08A 0A 67.382 76.282% 844 18.5 41.55°C 0.971
12.016V 4.998V 3.287V 5.01V 88.333 47.64°C 114.83V
CL4 62.731A 0A 0A 0A 749.525 88.603% 1506 37.6 45.53°C 0.994
11.948V 4.992V 3.292V 4.982V 845.931 54.27°C 114.58V

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% 4.441A 1.999A 1.998A 1.004A 75.009 87.15% 0 <6.0 45.96°C 0.86
12.026V 5.004V 3.304V 4.983V 86.069 40.05°C 229.82V
20% 9.904A 2.999A 2.999A 1.206A 149.948 91.165% 0 <6.0 46.65°C 0.942
12.021V 5.001V 3.301V 4.975V 164.48 40.79°C 229.81V
30% 15.723A 3.501A 3.501A 1.409A 224.95 92.6% 0 <6.0 47.39°C 0.965
12.014V 4.999V 3.299V 4.967V 242.928 41.23°C 229.8V
40% 21.560A 4.002A 4.004A 1.613A 300.037 92.931% 354 <6.0 41.57°C 0.974
12.005V 4.997V 3.297V 4.96V 322.855 49.01°C 229.78V
50% 27.014A 5.01A 5.011A 1.82A 374.429 92.897% 399 <6.0 37.2°C 0.978
11.990V 4.99V 3.293V 4.945V 403.057 39.83°C 229.77V
60% 32.511A 6.013A 6.02A 2A 449.253 92.694% 550 <6.0 42.95°C 0.98
11.983V 4.99V 3.29V 4.943V 484.655 50.93°C 229.76V
70% 38.024A 7.02A 7.03A 2.23A 524.283 92.356% 857 19.1 43.2°C 0.982
11.971V 4.986V 3.286V 4.933V 567.68 51.17°C 229.75V
80% 43.612A 8.027A 8.041A 2.334A 599.478 91.974% 1186 30.6 43.89°C 0.983
11.960V 4.983V 3.283V 4.928V 651.79 51.27°C 229.74V
90% 49.547A 8.532A 8.535A 2.439A 674.508 91.529% 1677 40.7 44.49°C 0.985
11.948V 4.98V 3.28V 4.92V 736.933 51.63°C 229.72V
100% 55.292A 9.04A 9.06A 3.062A 749.733 91.027% 1807 42.8 45.11°C 0.985
11.937V 4.977V 3.278V 4.899V 823.643 50.94°C 229.72V
110% 60.915A 10.05A 10.169A 3.064A 824.748 90.472% 2014 45.7 46.73°C 0.986
11.926V 4.974V 3.274V 4.896V 911.608 51.75°C 229.7V
CL1 0.116A 13.275A 13.298A 0A 111.293 85.088% 844 18.5 40.89°C 0.922
12.012V 4.987V 3.286V 5.007V 130.796 47.35°C 229.82V
CL2 0.115A 20.033A 0A 0A 101.336 83.949% 1102 28.5 40.28°C 0.913
12.018V 4.989V 3.296V 5.01V 120.711 45.16°C 229.82V
CL3 0.115A 0A 20.079A 0A 67.381 78.341% 842 18.4 40.45°C 0.86
12.015V 4.998V 3.287V 5.01V 86.01 44.68°C 229.82V
CL4 62.729A 0A 0A 0A 749.508 91.871% 1505 37.5 45.19°C 0.985
11.948V 4.992V 3.293V 4.982V 815.826 47.97°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 0.499A 0.499A 0.2A 19.999 68.536% 0 <6.0 39.06°C 0.861
12.030V 5.005V 3.309V 5.002V 29.18 36.05°C 114.86V
40W 2.718A 0.699A 0.698A 0.3A 40.001 79.74% 0 <6.0 41.18°C 0.938
12.028V 5.004V 3.308V 5V 50.163 37.36°C 114.85V
60W 4.202A 0.899A 0.898A 0.4A 60.002 83.867% 0 <6.0 42.57°C 0.962
12.026V 5.004V 3.306V 4.995V 71.544 38.18°C 114.85V
80W 5.682A 1.099A 1.098A 0.501A 79.95 86.212% 0 <6.0 44.81°C 0.972
12.025V 5.003V 3.306V 4.992V 92.736 39.25°C 114.84V

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 0.499A 0.499A 0.2A 20.002 70.621% 0 <6.0 38.79°C 0.507
12.034V 5.006V 3.309V 5.005V 28.317 36.07°C 229.83V
40W 2.718A 0.699A 0.698A 0.3A 40.002 81.388% 0 <6.0 41.21°C 0.709
12.031V 5.005V 3.307V 5.003V 49.148 37°C 229.84V
60W 4.201A 0.899A 0.898A 0.4A 60.003 86.018% 0 <6.0 43.92°C 0.812
12.029V 5.005V 3.307V 4.998V 69.756 38.89°C 229.82V
80W 5.680A 1.099A 1.098A 0.501A 79.953 88.402% 0 <6.0 44.39°C 0.869
12.027V 5.004V 3.306V 4.994V 90.441 39.22°C 229.83V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load20.77mV14.06mV15.03mV13.70mVPass
20% Load20.92mV14.52mV15.19mV14.62mVPass
30% Load23.53mV14.94mV16.36mV14.78mVPass
40% Load22.25mV15.86mV16.42mV15.08mVPass
50% Load23.94mV15.60mV16.67mV16.52mVPass
60% Load24.29mV15.14mV16.62mV15.75mVPass
70% Load26.54mV16.11mV16.83mV19.60mVPass
80% Load39.38mV25.87mV32.32mV21.40mVPass
90% Load41.99mV25.81mV34.27mV21.65mVPass
100% Load45.62mV25.68mV32.20mV22.83mVPass
110% Load51.26mV25.46mV32.11mV24.77mVPass
Crossload131.20mV15.62mV17.37mV12.18mVPass
Crossload230.79mV17.60mV16.47mV11.90mVPass
Crossload321.38mV14.52mV19.91mV11.49mVPass
Crossload447.01mV24.75mV31.84mV17.55mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load20.72mV14.06mV14.72mV13.96mVPass
20% Load17.95mV12.78mV14.37mV12.93mVPass
30% Load20.71mV14.73mV15.91mV15.55mVPass
40% Load22.66mV15.09mV16.47mV14.67mVPass
50% Load13.81mV10.93mV11.90mV10.31mVPass
60% Load21.53mV13.80mV15.34mV14.83mVPass
70% Load23.88mV13.39mV14.00mV16.37mVPass
80% Load26.34mV16.17mV20.62mV17.65mVPass
90% Load27.36mV15.65mV18.88mV18.06mVPass
100% Load40.34mV15.85mV18.66mV22.14mVPass
110% Load43.25mV16.78mV19.90mV21.64mVPass
Crossload130.36mV14.22mV19.97mV12.34mVPass
Crossload227.57mV17.19mV15.34mV11.03mVPass
Crossload320.56mV12.99mV20.16mV11.34mVPass
Crossload440.02mV15.63mV17.75mV15.17mVPass

The results above are not used in the certification process

Corsair RM750e (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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