CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Gigabyte P750GM (#2)
Serial Number21033G004789
Lab IDGB75001914
  • Report: 21PS1914A
  • Receipt Date: Sep 7, 2021
  • Test Date: Oct 4, 2021
  • Report Date: Oct 5, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
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, Laboratory General Manager

General Information

DUT Information

BrandGigabyte
Manufacturer (OEM)MEIC
Series
Model NumberGP-P750GM
Serial Number21033G004789
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)12-6
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling120mm Rifle Bearing Fan
(D12SH-12)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps20206130.3
Watts105732153.6
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 (600mm) 2 2 18AWG No
6+2 pin PCIe (600mm+150mm) 2 4 18AWG No
SATA (600mm+150mm+150mm+150mm) 2 8 18AWG No
4-pin Molex (500mm+110mm+110mm) / FDD (+150mm) 1 3 / 1 18AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data -
Manufacturer (OEM) MEIC
PCB Type Double Sided
Primary Side -
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV, 1x Chipown PN8200 (Discharge IC)
Inrush Protection NTC Thermistor 5D-15 (5 Ohm) & Relay
Bridge Rectifier(s) 2x  GBU1006 (600V, 10A @ 100°C)
APFC MOSFETs 2x Jilin Sino-Microelectronics JCS18N50FH (500V, 11A @ 100°C, Rds(on): 0.27Ohm)
APFC Boost Diode 1x JFSC0665
Bulk Cap(s) 1x Nippon Chemi-Con (400V, 680uF, 2,000h @ 105°C, KMW)
Main Switchers 2x Jilin Sino-Microelectronics JCS18N50FH (500V, 11A @ 100°C, Rds(on): 0.27Ohm)
APFC Controller Champion CM6500UNX
Resonant Controller Champion CM6901X
Topology Primary side: APFC, Half-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 4x NCE Power NCEP40T15GU (40V, 106A @ 100°C, Rds(on): 1.35mOhm)
5V & 3.3V DC-DC Converters: 4x Alpha & Omega AON6354 (30V, 52A @ 100°C, Rds(on): 3.3mOhm)
PWM Controllers: 2x uPI-Semi uP9303B
Filtering Capacitors Electrolytic: 1x Chn Cap (4-10,000h @ 105°C, TY), 1x Chn Cap (3-7,000h @ 105°C, TP), 4x Chn Cap (2-5,000h @ 105°C, TM), 5x YC (105°C, LE), 2x KYS (105°C, SG)
Polymer: 12x no info
Supervisor IC Grenergy GR8313 (OVP, UVP, SCP, PG)
Fan Model Yate Loon D12SH-12 (120mm, 12V, 0.30A, Rifle Bearing Fan)
5VSB Circuit -
Rectifier 1x JF Semiconductor SP10U45L-T SBR (45V, 10A)
Standby PWM Controller PR8109T

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

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)16.2
AC Loss to PWR_OK Hold Up Time (ms)14.6
PWR_OK Inactive to DC Loss Delay (ms)1.6

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 0.228W 68.249% 0.046
5.066V 0.334W 115.13V
2 0.09A 0.456W 74.574% 0.083
5.065V 0.611W 115.13V
3 0.55A 2.782W 81.228% 0.291
5.056V 3.425W 115.13V
4 1A 5.048W 81.449% 0.377
5.047V 6.198W 115.12V
5 1.5A 7.556W 81.351% 0.424
5.037V 9.288W 115.12V
6 3.001A 15.016W 79.65% 0.479
5.005V 18.853W 115.12V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.228W 50.55% 0.019
5.066V 0.451W 230.25V
2 0.09A 0.456W 62.119% 0.03
5.065V 0.734W 230.25V
3 0.55A 2.782W 77.238% 0.136
5.057V 3.602W 230.25V
4 1A 5.048W 79.594% 0.205
5.048V 6.342W 230.25V
5 1.5A 7.556W 80.64% 0.263
5.037V 9.37W 230.25V
6 3.001A 15.018W 81.126% 0.355
5.006V 18.513W 230.25V

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% 4.450A 1.939A 1.94A 0.992A 75.014 87.158% 0 <6.0 45.57°C 0.953
12.001V 5.158V 3.403V 5.041V 86.067 40.17°C 115.12V
20% 9.920A 2.912A 2.916A 1.192A 149.975 90.614% 0 <6.0 46.84°C 0.973
12.003V 5.153V 3.395V 5.036V 165.51 41.03°C 115.12V
30% 15.754A 3.403A 3.411A 1.392A 224.991 91.419% 926 23.5 41.62°C 0.98
11.993V 5.143V 3.387V 5.031V 246.11 47.87°C 115.12V
40% 21.600A 3.896A 3.907A 1.592A 300.09 91.434% 928 23.6 42.15°C 0.985
11.986V 5.135V 3.378V 5.026V 328.205 48.84°C 115.11V
50% 27.054A 4.876A 4.897A 1.793A 374.726 90.997% 931 23.7 42.56°C 0.985
11.985V 5.128V 3.37V 5.021V 411.8 49.59°C 115.11V
60% 32.530A 5.859A 5.893A 1.994A 449.632 90.317% 938 23.9 43.08°C 0.987
11.984V 5.122V 3.361V 5.016V 497.839 50.84°C 115.11V
70% 38.007A 6.844A 6.893A 2.196A 524.565 89.445% 1239 32.1 43.28°C 0.987
11.983V 5.115V 3.352V 5.011V 586.467 51.33°C 115.1V
80% 43.558A 7.833A 7.897A 2.297A 599.78 88.44% 1867 43.9 44.34°C 0.988
11.981V 5.109V 3.343V 5.007V 678.177 52.86°C 115.1V
90% 49.438A 8.333A 8.397A 2.399A 674.83 87.482% 1990 45.7 44.42°C 0.989
11.981V 5.102V 3.335V 5.004V 771.392 53.54°C 115.1V
100% 55.119A 8.835A 8.93A 3.007A 750.052 86.371% 1991 45.7 45.88°C 0.989
11.980V 5.095V 3.326V 4.99V 868.414 55.78°C 115.1V
110% 60.659A 9.829A 10.039A 3.008A 825.078 84.962% 1992 45.8 46.9°C 0.991
11.981V 5.089V 3.317V 4.988V 971.119 57.57°C 115.09V
CL1 0.117A 12.248A 12.319A 0A 106.331 85.043% 321 <6.0 42.07°C 0.966
12.012V 5.162V 3.385V 5.059V 125.032 49.24°C 115.13V
CL2 0.117A 19.367A 0A 0A 101.433 83.436% 277 <6.0 43.76°C 0.965
12.018V 5.165V 3.394V 5.061V 121.57 51.78°C 115.13V
CL3 0.116A 0A 19.519A 0.001A 67.396 78.561% 0 <6.0 53.88°C 0.955
12.016V 5.154V 3.381V 5.058V 85.789 44.8°C 115.13V
CL4 62.583A 0A 0A 0.001A 749.787 87.215% 1989 45.7 45.02°C 0.99
11.981V 5.095V 3.34V 5.053V 859.708 55.12°C 115.1V

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% 4.450A 1.942A 1.94A 0.992A 75.012 88.018% 0 <6.0 45.42°C 0.847
12.001V 5.15V 3.402V 5.04V 85.223 40.23°C 230.26V
20% 9.918A 2.916A 2.917A 1.192A 149.969 91.954% 0 <6.0 46.5°C 0.917
12.004V 5.144V 3.394V 5.034V 163.091 41.08°C 230.26V
30% 15.749A 3.408A 3.412A 1.392A 224.984 92.963% 934 23.8 41.53°C 0.946
11.996V 5.136V 3.386V 5.03V 242.014 47.23°C 230.25V
40% 21.594A 3.901A 3.909A 1.592A 300.08 93.188% 933 23.8 41.87°C 0.957
11.988V 5.127V 3.377V 5.025V 322.016 48.27°C 230.25V
50% 27.048A 4.883A 4.899A 1.793A 374.703 93.032% 937 23.9 42.28°C 0.966
11.986V 5.121V 3.368V 5.02V 402.767 49.14°C 230.25V
60% 32.527A 5.867A 5.894A 1.994A 449.612 92.588% 943 24.1 42.65°C 0.97
11.984V 5.115V 3.36V 5.015V 485.607 50.12°C 230.25V
70% 38.009A 6.854A 6.895A 2.196A 524.549 92.032% 1217 31.8 43.18°C 0.974
11.983V 5.108V 3.351V 5.01V 569.965 51.26°C 230.25V
80% 43.564A 7.845A 7.9A 2.298A 599.762 91.425% 1581 39.2 43.99°C 0.976
11.979V 5.101V 3.342V 5.006V 656.015 52.53°C 230.25V
90% 49.452A 8.345A 8.399A 2.4A 674.828 90.754% 1997 45.8 44.49°C 0.978
11.977V 5.094V 3.334V 5.002V 743.583 53.7°C 230.25V
100% 55.132A 8.848A 8.933A 3.008A 750.023 90.121% 1999 45.8 45.43°C 0.98
11.977V 5.088V 3.325V 4.988V 832.238 55.38°C 230.25V
110% 60.678A 9.843A 10.042A 3.009A 825.039 89.245% 1995 45.8 46.6°C 0.982
11.976V 5.082V 3.316V 4.987V 924.471 57.29°C 230.25V
CL1 0.117A 12.267A 12.32A 0A 106.328 85.985% 270 <6.0 42.02°C 0.894
12.008V 5.154V 3.385V 5.057V 123.66 49.98°C 230.25V
CL2 0.117A 19.371A 0A 0A 101.432 84.664% 289 <6.0 43.67°C 0.891
12.015V 5.164V 3.393V 5.059V 119.805 52.66°C 230.25V
CL3 0.116A 0A 19.535A 0.001A 67.396 79.108% 0 <6.0 54.52°C 0.848
12.016V 5.145V 3.378V 5.056V 85.196 44.91°C 230.25V
CL4 62.599A 0A 0A 0.001A 749.779 90.713% 1995 45.8 45.36°C 0.98
11.977V 5.085V 3.34V 5.052V 826.539 55.67°C 230.24V

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 0.485A 0.484A 0.198A 20.009 64.075% 0 <6.0 39.93°C 0.893
12.030V 5.158V 3.409V 5.06V 31.227 36.77°C 115.13V
40W 2.725A 0.679A 0.678A 0.297A 40.01 82.319% 0 <6.0 41.28°C 0.921
11.999V 5.158V 3.407V 5.056V 48.603 37.63°C 115.13V
60W 4.212A 0.873A 0.872A 0.396A 60.01 85.807% 0 <6.0 43.26°C 0.944
11.997V 5.157V 3.405V 5.054V 69.936 38.94°C 115.12V
80W 5.696A 1.067A 1.066A 0.495A 79.974 88.282% 0 <6.0 44.59°C 0.957
11.999V 5.157V 3.404V 5.051V 90.589 39.6°C 115.12V

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 0.485A 0.484A 0.198A 20.01 64.522% 0 <6.0 40.23°C 0.639
12.037V 5.16V 3.409V 5.058V 31.013 36.96°C 230.26V
40W 2.724A 0.678A 0.678A 0.297A 40.01 82.874% 0 <6.0 41.63°C 0.745
12.005V 5.159V 3.406V 5.055V 48.279 37.67°C 230.26V
60W 4.212A 0.872A 0.872A 0.396A 60.011 87.01% 0 <6.0 42.6°C 0.813
12.001V 5.158V 3.404V 5.052V 68.97 38.39°C 230.26V
80W 5.694A 1.068A 1.066A 0.495A 79.975 89.101% 0 <6.0 44.64°C 0.854
12.002V 5.149V 3.404V 5.05V 89.758 39.87°C 230.26V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load49.18mV14.35mV16.11mV18.12mVPass
20% Load27.41mV17.88mV16.47mV17.76mVPass
30% Load16.84mV13.84mV17.23mV19.04mVPass
40% Load17.50mV14.61mV16.36mV21.65mVPass
50% Load16.02mV16.86mV17.18mV20.11mVPass
60% Load19.24mV17.52mV18.31mV20.47mVPass
70% Load19.29mV18.80mV19.38mV22.57mVPass
80% Load20.42mV21.50mV21.12mV25.95mVPass
90% Load21.03mV18.39mV20.87mV23.85mVPass
100% Load29.12mV22.78mV24.62mV25.02mVPass
110% Load31.92mV32.39mV26.87mV25.50mVPass
Crossload141.90mV19.43mV25.04mV22.56mVPass
Crossload239.86mV16.70mV33.80mV21.19mVPass
Crossload345.75mV15.47mV22.45mV22.93mVPass
Crossload428.51mV18.95mV17.49mV25.65mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load49.74mV27.42mV44.74mV18.12mVPass
20% Load29.81mV17.62mV15.75mV17.45mVPass
30% Load16.22mV13.89mV16.82mV19.81mVPass
40% Load15.50mV13.69mV16.93mV21.44mVPass
50% Load15.86mV15.22mV18.31mV20.26mVPass
60% Load18.06mV17.47mV19.48mV20.22mVPass
70% Load18.27mV17.06mV19.69mV22.62mVPass
80% Load19.60mV19.41mV20.86mV25.13mVPass
90% Load21.54mV18.18mV21.53mV25.13mVPass
100% Load28.50mV32.07mV24.31mV24.72mVPass
110% Load30.11mV29.53mV26.69mV25.28mVPass
Crossload142.73mV19.74mV26.18mV23.13mVPass
Crossload239.86mV17.11mV27.51mV21.75mVPass
Crossload343.44mV15.37mV20.66mV22.67mVPass
Crossload427.63mV23.37mV18.27mV26.35mVPass

The results above are not used in the certification process

Gigabyte P750GM (#2)

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