CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master XG 750
Serial Number
Lab IDCM75001889
  • Report: 21PS1889A
  • Receipt Date: Aug 3, 2021
  • Test Date: Aug 27, 2021
  • Report Date: Aug 30, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Huizhou Xin Hui Yuan Tech (Fusion Power)
SeriesXG
Model NumberMPG-7501-AFBAP
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling140mm Fluid Dynamic Bearing Fan
(DWPH EFC-14E12D)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530.3
Watts100750153.6
Total Max. Power (W)750

Test Equipment

Electronic Loads Chroma 63601-5 x4
Chroma 63600-2 x2
63640-80-80 x20
63610-80-20 x2
AC Sources Chroma 6530, Keysight AC6804B
Power Analyzers N4L PPA1530 x2
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Data Loggers Picoscope TC-08 x2, Labjack U3-HV x2
Tachometer UNI-T UT372 x2
Digital Multimeter Keysight U1273AX, Fluke 289, Keithley 2015 - THD
UPS CyberPower OLS3000E 3kVA x2
Transformer 3kVA x2
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 (650mm) 1 1 18AWG No
4+4 pin EPS12V (650mm) 1 1 18AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (550mm+125mm) 2 4 16-18AWG No
SATA (500mm+125mm+125mm+125mm) 3 12 18AWG No
4 pin Molex (500mm+125mm+125mm+125mm) 1 4 18AWG No

Parts Description

General Data
Manufacturer (OEM) Huizhou Xin Hui Yuan Tech (Fusion Power)
PCB Type Double Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor MF72-5D15 (5 Ohm) & Relay
Bridge Rectifier(s) 2x MCC GBU15KL (800V, 15A @ 100°C)
APFC MOSFETs 2x NCE Power NCE65TF099 (650V, 24A @ 100°C, Rds(on): 0.109Ohm)
APFC Boost Diode 1x CDP0865G1
Bulk Cap(s) 1x TK (450V, 560uF, 2,000h @ 105°C, LGW)
Main Switchers 4x NCE Power NCE65TF130 (650V, 18A @ 100°C, Rds(on): 0.130Ohm)
Digital Controllers Champion CM6500UNX
MCU Champion CM6901T6X
Topology Primary side: APFC, Full-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 4x Infineon BSC010N04LS (40V, 178A @ 100°C, Rds(on): 1mOhm)
5V & 3.3V DC-DC Converters: 2x Excelliance MOS EMB04N03A (30V, 55A @ 100°C, Rds(on): 4mOhm) &
2x Excelliance MOS EMB07N03 (30V, 17A @ 100°C, Rds(on): 7mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic:2x Nippon Chemi-Con (105°C, W), 4x Nippon Chemi-Con (2-5,000h @ 105°C, KZE), 8x Nippon Chemi-Con (4-10,000h @ 105°C, KY), 2x Nippon Chemi-Con (5-6,000h @ 105°C, KZH)
Polymer: 22x FPCAP
Supervisor IC IN1S313I-SAG
Fan Model DWPH EFC-14E12D (140mm, 12V, 0.80A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier 1x 45R10C SBR
Standby PWM Controller Excelliance MOS EM8569C

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✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)24.7
AC Loss to PWR_OK Hold Up Time (ms)20.7
PWR_OK Inactive to DC Loss Delay (ms)4

Vampire Power

Graphs

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

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 0.232W 71.978% 0.054
5.142V 0.322W 115.18V
2 0.09A 0.463W 77.426% 0.096
5.141V 0.598W 115.18V
3 0.55A 2.822W 83% 0.329
5.129V 3.4W 115.17V
4 1A 5.119W 82.764% 0.402
5.117V 6.185W 115.17V
5 1.5A 7.658W 82.347% 0.441
5.104V 9.3W 115.17V
6 3.001A 15.196W 80.409% 0.49
5.064V 18.898W 115.16V
Test #
5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.232W 58.396% 0.02
5.142V 0.397W 230.37V
2 0.09A 0.463W 69.397% 0.034
5.141V 0.667W 230.37V
3 0.55A 2.822W 80.509% 0.156
5.129V 3.505W 230.37V
4 1A 5.118W 82.399% 0.236
5.117V 6.211W 230.37V
5 1.5A 7.658W 82.245% 0.293
5.104V 9.311W 230.37V
6 3.001A 15.197W 81.279% 0.377
5.065V 18.697W 230.37V

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% 4.421A 1.989A 1.982A 0.978A 75.009 87.28% 0 <6.0 44.5°C 0.956
12.081V 5.028V 3.33V 5.115V 85.941 40.22°C 115.2V
20% 9.856A 2.985A 2.974A 1.176A 149.974 90.685% 0 <6.0 45.87°C 0.987
12.080V 5.026V 3.329V 5.103V 165.38 41.09°C 115.19V
30% 15.639A 3.484A 3.47A 1.375A 224.982 91.829% 0 <6.0 47.51°C 0.991
12.080V 5.025V 3.329V 5.092V 245.002 42.18°C 115.19V
40% 21.427A 3.982A 3.967A 1.575A 300.074 91.94% 0 <6.0 48.71°C 0.992
12.081V 5.023V 3.328V 5.081V 326.38 42.87°C 115.18V
50% 26.840A 4.98A 4.959A 1.776A 374.783 91.6% 0 <6.0 49.77°C 0.987
12.082V 5.022V 3.327V 5.07V 409.151 43.3°C 115.18V
60% 32.268A 5.978A 5.953A 1.978A 449.714 91.129% 755 22.9 43.41°C 0.986
12.083V 5.02V 3.327V 5.058V 493.492 50.41°C 115.17V
70% 37.717A 6.977A 6.948A 2.181A 524.635 90.667% 758 23.0 43.86°C 0.987
12.077V 5.018V 3.325V 5.046V 578.64 51.78°C 115.17V
80% 43.213A 7.978A 7.942A 2.284A 599.881 89.982% 980 30.9 44.27°C 0.988
12.079V 5.016V 3.324V 5.036V 666.667 52.8°C 115.17V
90% 49.053A 8.478A 8.425A 2.388A 674.915 89.411% 1078 33.5 44.57°C 0.989
12.077V 5.015V 3.324V 5.027V 754.841 53.64°C 115.17V
100% 54.691A 8.98A 8.938A 2.998A 750.141 88.718% 1361 39.8 45.53°C 0.99
12.076V 5.012V 3.323V 5.004V 845.539 55.27°C 115.17V
110% 60.200A 9.981A 10.023A 3.002A 825.18 87.951% 1562 43.9 46.85°C 0.991
12.074V 5.011V 3.322V 4.997V 938.225 57.74°C 115.17V
CL1 0.116A 11.99A 11.945A 0A 101.322 84.279% 0 <6.0 49.52°C 0.976
12.087V 5.022V 3.324V 5.126V 120.223 42.66°C 115.21V
CL2 0.116A 19.913A 0A 0A 101.407 81.037% 0 <6.0 50.86°C 0.976
12.092V 5.022V 3.323V 5.135V 125.141 43.31°C 115.21V
CL3 0.116A 0A 19.85A 0A 67.402 77.152% 0 <6.0 52.6°C 0.958
12.091V 5.015V 3.325V 5.124V 87.364 44.43°C 115.21V
CL4 62.083A 0A 0A 0A 749.908 89.575% 1264 38.1 45.34°C 0.99
12.079V 5.016V 3.328V 5.097V 837.189 55.11°C 115.18V

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% 4.422A 1.989A 1.982A 0.978A 75.009 87.891% 0 <6.0 45.85°C 0.74
12.076V 5.029V 3.33V 5.114V 85.343 40.51°C 230.45V
20% 9.859A 2.984A 2.974A 1.176A 149.975 91.778% 0 <6.0 47.23°C 0.892
12.077V 5.027V 3.329V 5.103V 163.411 41.23°C 230.45V
30% 15.643A 3.483A 3.47A 1.375A 224.982 93.031% 0 <6.0 48.59°C 0.939
12.077V 5.026V 3.329V 5.092V 241.834 42.14°C 230.45V
40% 21.432A 3.982A 3.967A 1.575A 300.078 93.426% 0 <6.0 49.82°C 0.958
12.078V 5.024V 3.328V 5.081V 321.193 42.92°C 230.45V
50% 26.847A 4.979A 4.959A 1.776A 374.801 93.36% 0 <6.0 50.97°C 0.969
12.080V 5.022V 3.327V 5.069V 401.46 43.81°C 230.45V
60% 32.276A 5.977A 5.953A 1.978A 449.714 93.14% 0 <6.0 52.1°C 0.974
12.080V 5.021V 3.327V 5.058V 482.839 44.45°C 230.45V
70% 37.722A 6.975A 6.947A 2.181A 524.65 92.834% 750 22.8 44.63°C 0.977
12.076V 5.02V 3.326V 5.046V 565.152 52.72°C 230.45V
80% 43.229A 7.976A 7.942A 2.284A 599.919 92.469% 890 28.0 44.91°C 0.978
12.075V 5.017V 3.325V 5.036V 648.776 53.74°C 230.45V
90% 49.059A 8.478A 8.424A 2.388A 674.958 92.053% 1105 34.2 45.14°C 0.981
12.076V 5.015V 3.324V 5.027V 733.228 54.43°C 230.45V
100% 54.703A 8.98A 8.938A 2.999A 750.232 91.546% 1349 39.6 45.85°C 0.981
12.074V 5.013V 3.323V 5.003V 819.51 55.81°C 230.46V
110% 60.218A 9.979A 10.023A 3.003A 825.225 91.074% 1491 42.3 46.89°C 0.982
12.071V 5.012V 3.323V 4.997V 906.108 57.63°C 230.45V
CL1 0.116A 11.988A 11.945A 0A 101.328 85.134% 0 <6.0 50.72°C 0.838
12.086V 5.023V 3.324V 5.126V 119.023 43.55°C 230.46V
CL2 0.116A 19.915A 0A 0A 101.416 81.57% 0 <6.0 52.58°C 0.848
12.092V 5.022V 3.324V 5.135V 124.332 44.53°C 230.47V
CL3 0.116A 0A 19.842A 0A 67.409 78.252% 0 <6.0 54.72°C 0.752
12.086V 5.022V 3.326V 5.124V 86.145 45.44°C 230.47V
CL4 62.103A 0A 0A 0A 749.977 92.388% 1215 37.0 45.06°C 0.981
12.076V 5.017V 3.329V 5.097V 811.771 55.01°C 230.46V

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 1.230A 0.497A 0.495A 0.195A 20.01 72.482% 0 <6.0 39.2°C 0.762
12.079V 5.03V 3.331V 5.14V 27.609 36.88°C 115.21V
40W 2.707A 0.696A 0.694A 0.292A 40.009 82.472% 0 <6.0 40.79°C 0.891
12.080V 5.029V 3.331V 5.136V 48.512 37.98°C 115.21V
60W 4.183A 0.895A 0.892A 0.39A 60.008 86.437% 0 <6.0 41.84°C 0.943
12.080V 5.028V 3.33V 5.132V 69.423 38.55°C 115.21V
80W 5.657A 1.094A 1.09A 0.488A 79.976 88.336% 0 <6.0 43.24°C 0.959
12.081V 5.028V 3.33V 5.128V 90.536 39.31°C 115.2V

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 1.241A 0.5A 0.5A 0.2A 20.197 73.296% 0 <6.0 39.96°C 0.466
12.077V 5.031V 3.331V 5.14V 27.559 36.79°C 230.45V
40W 2.721A 0.7A 0.7A 0.3A 40.255 82.714% 0 <6.0 41.26°C 0.598
12.077V 5.03V 3.331V 5.136V 48.667 37.67°C 230.46V
60W 4.224A 0.9A 0.9A 0.4A 60.604 86.836% 0 <6.0 43.15°C 0.687
12.078V 5.03V 3.331V 5.132V 69.791 38.77°C 230.46V
80W 5.704A 1.1A 1.1A 0.5A 80.663 89.066% 0 <6.0 44.84°C 0.757
12.079V 5.029V 3.33V 5.128V 90.565 39.78°C 230.46V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load9.79mV6.70mV4.35mV7.19mVPass
20% Load12.24mV7.01mV4.61mV7.29mVPass
30% Load13.77mV7.36mV4.86mV7.34mVPass
40% Load13.36mV7.57mV5.27mV8.01mVPass
50% Load12.87mV8.13mV5.63mV8.01mVPass
60% Load14.15mV9.00mV5.89mV8.06mVPass
70% Load14.10mV8.90mV5.99mV8.46mVPass
80% Load13.53mV8.75mV10.75mV8.46mVPass
90% Load16.04mV9.20mV11.36mV9.38mVPass
100% Load22.17mV10.53mV12.21mV9.34mVPass
110% Load22.87mV10.69mV12.97mV10.35mVPass
Crossload116.26mV10.32mV12.84mV9.99mVPass
Crossload212.46mV9.16mV4.14mV9.43mVPass
Crossload312.05mV10.33mV17.65mV10.04mVPass
Crossload420.96mV7.31mV6.08mV8.36mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load9.13mV6.65mV4.71mV7.70mVPass
20% Load11.78mV6.90mV4.86mV7.54mVPass
30% Load13.32mV7.72mV4.81mV7.95mVPass
40% Load13.32mV7.57mV5.32mV7.95mVPass
50% Load12.72mV8.18mV5.83mV8.26mVPass
60% Load13.33mV8.33mV5.94mV8.31mVPass
70% Load13.23mV8.75mV5.94mV8.36mVPass
80% Load14.15mV8.95mV11.05mV8.36mVPass
90% Load15.12mV9.25mV11.72mV8.01mVPass
100% Load23.60mV10.57mV12.33mV9.35mVPass
110% Load23.83mV10.65mV13.15mV9.24mVPass
Crossload115.89mV10.08mV12.94mV9.81mVPass
Crossload211.34mV9.05mV3.79mV9.48mVPass
Crossload312.00mV9.82mV16.63mV10.25mVPass
Crossload422.30mV7.89mV6.22mV8.86mVPass

The results above are not used in the certification process

Cooler Master XG 750

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
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