CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
MSI MPG A750GF
Serial Number3067ZP0B17CE010117001150
Lab IDMS75001951
Certification ID251951
  • Test Result Report ID: 21PS1951A
  • Certificate Issue Date: Dec 21, 2021
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
This product certification body is accredited in accordance with the recognized International Standard ISO/IEC 17065:2012 Requirements for bodies certifying products, processes and services. This product certification body also meets the A2LA R308 - Specific Requirements - ISO-IEC 17065 - Telecommunication Certification Body Accreditation Program and R322 - Specific Requirements - Notified Body Accreditation Requirements. This accreditation demonstrates technical competence for a defined scope and the operation of a management system
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandMSI
Manufacturer (OEM)CWT
SeriesMPG
Model Number
Serial Number3067ZP0B17CE010117001150
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10
Rated Frequency (Hz)47-63
Rated Power (W)750
TypeATX12V
Dimensions (W x H x D)
Cooling140mm Double Ball Bearing Fan
(HA1425M12B-Z)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V(1)12V(2)12V(3)12V(4)5VSB-12V
Max. PowerAmps2222252535352.50.3
Watts12075012.53.6
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 (600mm) 1 1 18AWG No
4+4 pin EPS12V (700mm) 2 2 18AWG No
6+2 pin PCIe (500mm) 2 2 18AWG No
6+2 pin PCIe (500mm+150mm) 2 4 18AWG No
SATA (500mm+150mm+150mm+150mm) 2 8 18AWG No
4 pin Molex (500mm+150mm+150mm+150mm) / FDD (+150mm) 1 4 / 1 18-20AWG 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 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV, 1x Power Integrations CAP200DG (Discharge IC)
Inrush Protection NTC Thermistor SCK-055 (5 Ohm) & Relay
Bridge Rectifier(s) 2x GBU1506 (800V, 15A @ 120°C)
APFC MOSFETs 2x Infineon IPA60R125P6 (600V, 19A @ 100°C, Rds(on): 0.125Ohm)
APFC Boost Diode 1x On Semiconductor FFSP0665A (650V, 6A @ 153°C)
Bulk Cap(s) 1x Nippon Chemi-Con (420V, 560uF, 2,000h @ 105°C, KMR)
Main Switchers 2x Infineon IPA60R125P6 (600V, 19A @ 100°C, Rds(on): 0.125Ohm)
APFC Controller Champion CM6502UHH & CM03X
Resonant Controller Champion CM6901X
Topology Primary side: APFC, Half-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 6x Infineon BSC014N04LS (40V, 125A @ 100°C, Rds(on): 1.4mOhm)
5V & 3.3V DC-DC Converters: 2x UBIQ QM3006D (30V, 57A @ 100°C, Rds(on): 5.5mOhm)
2x UBIQ QM3016D (30V, 68A @ 100°C, Rds(on): 4mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 6x Nichicon (4-10,000h @ 105°C, HE), 3x Rubycon (4-10,000h @ 105°C, YXF), 2x Rubycon (6-10,000h @ 105°C, ZLH), 5x Nichicon (4-10,000h @ 105°C, KY), 2x Nippon Chemi-Con (4-10,000h @ 105°C, KYA)
Polymer: 17x FPCAP, 1x Nippon Chemi-Con
Supervisor IC Sitronix ST9S429-PG14 (OCP, OVP, UVP, SCP, PG) & EST EST7618 (OCP, SC)
Fan Model Hong Hua HA1425M12B-Z (140mm, 12V, 0.36A, Ball Bearing Fan)
5VSB Circuit -
Standby PWM Controller Power Integrations TNY177PN

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓

Performance Summary

Efficiency RatingPLATINUM
Noise RatingStandard++
Average Efficiency (>1450 load combinations)89.180%
Average Noise Output (>1450 Load Combinations)32.15dBA
Average PF (>1450 Load Combinations)0.977
Efficiency With 10W (≤500W) or 2% (>500W) Load66.033%
Standby Power Consumption0.0462W
12V Ripple (Full Load)20.77mV
5V Ripple (Full Load)18.21mV
3.3V Ripple (Full Load)13.79mV
5VSB Ripple (Full Load)28.69mV
12V Load Regulation0.55%
5V Load Regulation0.60%
3.3V Load Regulation0.57%
5VSB Load Regulation1.61%
Inrush Current30.510A
Efficiency RatingGOLD
Noise RatingStandard++
Average Efficiency (>1450 load combinations)90.805%
Average Noise Output (>1450 Load Combinations)32.07dBA
Average PF (>1450 Load Combinations)0.930
Efficiency With 10W (≤500W) or 2% (>500W) Load0.000%
Standby Power Consumption0.0670W
12V Ripple (Full Load)21.69mV
5V Ripple (Full Load)20.30mV
3.3V Ripple (Full Load)13.93mV
5VSB Ripple (Full Load)26.94mV
12V Load Regulation0.62%
5V Load Regulation0.72%
3.3V Load Regulation0.69%
5VSB Load Regulation1.61%
Inrush Current60.980A
12V Transient Response (150%)0.00V
5V Transient Response (150%)V
3.3V Transient Response (150%)V
5VSB Transient Response (150%)V
Hold-Up Time & Power Ok Signal11.80ms
AC Loss to PWR_OK Hold Up Time12.00ms
PWR_OK Inactive to DC Loss Delay-0.20ms
PSU Timings: T1 (20% / 100%)80.0ms80.0ms
PSU Timings: T3 (20% / 100%)334.0ms332.0ms
OPP (27.42°C / 36.17°C)137.73%129.16%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)11.8
AC Loss to PWR_OK Hold Up Time (ms)12
PWR_OK Inactive to DC Loss Delay (ms)-0.2

Vampire Power

Tables

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

Conducted Emissions EN55032 & CISPR 32

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 0.23W 70.143% 0.033
5.101V 0.328W 115.18V
2 0.09A 0.459W 75.309% 0.06
5.1V 0.609W 115.18V
3 0.55A 2.801W 80.232% 0.253
5.091V 3.491W 115.18V
4 1A 5.083W 78.224% 0.353
5.081V 6.498W 115.18V
5 1.5A 7.607W 78.107% 0.407
5.07V 9.739W 115.18V
6 2.501A 12.625W 75.781% 0.464
5.049V 16.66W 115.18V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.23W 60.426% 0.011
5.101V 0.381W 230.38V
2 0.09A 0.459W 70.128% 0.019
5.1V 0.655W 230.37V
3 0.55A 2.801W 77.182% 0.103
5.091V 3.629W 230.38V
4 1A 5.083W 78.472% 0.167
5.081V 6.478W 230.38V
5 1.5A 7.607W 78.542% 0.226
5.07V 9.685W 230.37V
6 2.501A 12.626W 78.281% 0.304
5.049V 16.129W 230.37V

Protection Features

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% 4.424A 1.99A 1.975A 0.985A 75.005 87.034% 711 20.1 40.72°C 0.959
12.069V 5.027V 3.341V 5.077V 86.179 45.45°C 115.18V
20% 9.870A 2.987A 2.965A 1.184A 149.969 90.585% 713 20.2 41.09°C 0.978
12.063V 5.024V 3.339V 5.07V 165.557 46.21°C 115.18V
30% 15.671A 3.486A 3.461A 1.383A 224.979 91.509% 714 20.2 41.49°C 0.981
12.056V 5.021V 3.338V 5.063V 245.855 47.28°C 115.18V
40% 21.486A 3.986A 3.957A 1.583A 300.074 91.637% 715 20.2 41.77°C 0.982
12.048V 5.019V 3.336V 5.056V 327.459 48.02°C 115.18V
50% 26.925A 4.985A 4.949A 1.783A 374.703 91.352% 718 20.3 42.72°C 0.979
12.041V 5.017V 3.335V 5.049V 410.173 49.25°C 115.18V
60% 32.393A 5.985A 5.941A 1.984A 449.636 90.83% 721 20.4 43.1°C 0.978
12.034V 5.014V 3.333V 5.041V 495.029 50.1°C 115.18V
70% 37.869A 6.987A 6.935A 2.186A 524.577 89.506% 1106 33.4 43.18°C 0.978
12.027V 5.011V 3.331V 5.033V 586.078 50.67°C 115.18V
80% 43.422A 7.991A 7.93A 2.288A 599.791 88.787% 1382 39.7 43.83°C 0.98
12.018V 5.008V 3.329V 5.028V 675.542 51.99°C 115.18V
90% 49.316A 8.494A 8.415A 2.39A 674.807 88.147% 1722 45.0 44.97°C 0.981
12.011V 5.005V 3.327V 5.023V 765.547 54.56°C 115.18V
100% 55.209A 8.998A 8.93A 2.492A 749.944 87.409% 1723 45.0 46°C 0.983
12.004V 5.002V 3.326V 5.016V 857.974 56.21°C 115.18V
110% 60.780A 10.003A 10.018A 2.494A 824.98 86.526% 1724 45.0 46.8°C 0.984
11.997V 4.999V 3.324V 5.012V 953.45 57.68°C 115.18V
CL1 0.116A 14.393A 14.314A 0A 121.31 84.282% 726 20.7 44.31°C 0.973
12.069V 5.017V 3.332V 5.085V 143.933 49.69°C 115.2V
CL2 0.116A 21.911A 0A 0A 111.399 82.263% 731 20.9 43.1°C 0.974
12.078V 5.02V 3.337V 5.094V 135.418 50.19°C 115.19V
CL3 0.116A 0A 21.749A 0A 73.996 76.773% 715 20.2 41.98°C 0.96
12.073V 5.027V 3.338V 5.082V 96.383 51.43°C 115.19V
CL4 62.424A 0A 0A 0.001A 749.86 88.203% 1723 45.0 44.02°C 0.983
12.012V 5.013V 3.335V 5.078V 850.154 55.27°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% 4.430A 1.99A 1.976A 0.985A 75 86.048% 707 19.9 40.13°C 0.789
12.054V 5.026V 3.34V 5.077V 87.161 44.35°C 230.35V
20% 9.874A 2.987A 2.966A 1.184A 149.952 90.291% 712 20.1 40.45°C 0.893
12.057V 5.023V 3.338V 5.07V 166.078 44.87°C 230.35V
30% 15.672A 3.487A 3.462A 1.383A 224.957 92.106% 714 20.2 41.37°C 0.926
12.054V 5.02V 3.337V 5.063V 244.238 46.08°C 230.36V
40% 21.491A 3.987A 3.958A 1.583A 300.04 92.662% 715 20.2 41.69°C 0.94
12.044V 5.017V 3.335V 5.056V 323.801 46.76°C 230.37V
50% 26.931A 4.987A 4.951A 1.783A 374.623 92.729% 717 20.3 42.26°C 0.948
12.035V 5.014V 3.333V 5.048V 403.999 47.65°C 230.37V
60% 32.404A 5.988A 5.945A 1.985A 449.573 92.563% 720 20.4 43.14°C 0.952
12.028V 5.011V 3.331V 5.04V 485.692 49.51°C 230.38V
70% 37.902A 6.993A 6.941A 2.186A 524.471 92.23% 720 20.4 43.28°C 0.956
12.014V 5.007V 3.328V 5.032V 568.654 50.78°C 230.39V
80% 43.470A 7.999A 7.939A 2.289A 599.765 91.763% 1263 37.3 43.78°C 0.959
12.005V 5.002V 3.325V 5.026V 653.599 52.3°C 230.4V
90% 49.368A 8.503A 8.424A 2.391A 674.789 91.363% 1719 45.0 44.48°C 0.961
11.997V 4.999V 3.324V 5.021V 738.584 53.74°C 230.41V
100% 55.280A 9.009A 8.941A 2.493A 749.893 90.965% 1722 45.0 45.76°C 0.962
11.988V 4.996V 3.321V 5.016V 824.377 56.09°C 230.41V
110% 60.874A 10.017A 10.033A 2.495A 824.93 90.449% 1718 45.0 46.63°C 0.963
11.978V 4.992V 3.319V 5.011V 912.043 57.52°C 230.4V
CL1 0.116A 14.403A 14.319A 0A 121.305 83.835% 724 20.6 42.31°C 0.878
12.060V 5.013V 3.331V 5.085V 144.696 47.8°C 230.39V
CL2 0.116A 21.939A 0A 0A 111.397 82.05% 727 20.8 40.85°C 0.87
12.067V 5.014V 3.335V 5.096V 135.768 47.98°C 230.39V
CL3 0.116A 0A 21.758A 0A 73.992 76.011% 712 20.1 40.47°C 0.814
12.061V 5.026V 3.337V 5.083V 97.344 49.55°C 230.38V
CL4 62.509A 0A 0A 0.001A 749.749 91.878% 1719 45.0 42.01°C 0.961
11.994V 5.01V 3.332V 5.077V 816.032 53.21°C 230.39V

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 1.231A 0.497A 0.493A 0.196A 20.004 70.649% 709 20.0 37°C 0.825
12.066V 5.032V 3.345V 5.097V 28.315 40.28°C 115.19V
40W 2.708A 0.696A 0.691A 0.295A 40.002 82.313% 706 19.8 37.94°C 0.919
12.070V 5.03V 3.343V 5.094V 48.597 41.52°C 115.19V
60W 4.187A 0.895A 0.888A 0.393A 60.001 86.209% 708 20.0 38.38°C 0.947
12.069V 5.028V 3.343V 5.091V 69.6 42.31°C 115.18V
80W 5.663A 1.094A 1.086A 0.491A 79.969 88.138% 708 20.0 39.51°C 0.96
12.067V 5.028V 3.342V 5.088V 90.731 43.84°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
20W 1.231A 0.497A 0.493A 0.196A 19.997 68.626% 706 19.8 36.86°C 0.471
12.060V 5.032V 3.344V 5.097V 29.139 40.05°C 230.32V
40W 2.710A 0.696A 0.691A 0.295A 39.996 80.344% 706 19.8 37.32°C 0.636
12.062V 5.031V 3.344V 5.094V 49.781 40.84°C 230.33V
60W 4.190A 0.895A 0.888A 0.393A 59.995 85.093% 706 19.8 37.98°C 0.738
12.059V 5.03V 3.343V 5.091V 70.506 41.72°C 230.34V
80W 5.666A 1.094A 1.086A 0.491A 79.95 87.208% 706 19.8 39.83°C 0.801
12.056V 5.028V 3.342V 5.088V 91.677 43.86°C 230.34V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load9.54mV10.89mV4.91mV7.90mVPass
20% Load13.04mV11.61mV5.53mV9.53mVPass
30% Load14.32mV11.81mV5.68mV9.48mVPass
40% Load12.43mV12.78mV5.78mV9.79mVPass
50% Load12.55mV12.27mV5.83mV10.61mVPass
60% Load13.35mV12.84mV5.99mV15.40mVPass
70% Load11.71mV13.81mV6.81mV17.54mVPass
80% Load12.26mV15.04mV12.34mV19.47mVPass
90% Load13.18mV15.80mV13.21mV25.19mVPass
100% Load20.77mV18.21mV13.79mV28.69mVPass
110% Load21.60mV17.18mV14.26mV27.88mVPass
Crossload118.03mV15.29mV14.98mV7.28mVPass
Crossload211.63mV15.49mV6.24mV6.32mVPass
Crossload311.70mV11.25mV18.48mV7.04mVPass
Crossload419.88mV15.65mV7.56mV12.07mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load5.82mV11.46mV5.22mV8.57mVPass
20% Load22.18mV11.97mV5.58mV7.65mVPass
30% Load21.57mV13.04mV5.99mV9.28mVPass
40% Load16.92mV12.88mV6.19mV9.08mVPass
50% Load14.11mV13.75mV6.60mV10.40mVPass
60% Load12.84mV13.75mV6.81mV13.82mVPass
70% Load11.91mV14.01mV6.86mV18.45mVPass
80% Load12.77mV15.09mV12.34mV22.69mVPass
90% Load12.62mV15.96mV12.64mV26.00mVPass
100% Load21.69mV20.30mV13.93mV26.94mVPass
110% Load21.52mV17.72mV14.40mV30.30mVPass
Crossload124.61mV16.42mV15.60mV7.28mVPass
Crossload214.47mV16.06mV6.91mV7.03mVPass
Crossload38.84mV11.66mV18.48mV7.19mVPass
Crossload420.18mV17.14mV8.72mV11.87mVPass

The results above are not used in the certification process

MSI MPG A750GF

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