CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Cooler Master V550 Gold V2 (2021)
Serial NumberMPY550VAFBAGEU1210500001
Lab IDCM55001853
  • Report: 21PS1853A
  • Receipt Date: May 26, 2021
  • Test Date: Jun 2, 2021
  • Report Date: Jun 3, 2021
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandCooler Master
Manufacturer (OEM)Gospower
SeriesV Gold V2 Series
Model NumberMPY-550V-AFBAG
Serial NumberMPY550VAFBAGEU1210500001
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)8-4
Rated Frequency (Hz)50-60
Rated Power (W)550
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan
(HA13525M12F-Z)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202045.830.3
Watts120549.6153.6
Total Max. Power (W)550

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 18-22AWG No
4+4 pin EPS12V (650mm) 1 1 18AWG No
8 pin EPS12V (650mm) 1 1 18AWG No
6+2 pin PCIe (600mm+120mm) 2 4 16-18AWG No
SATA (500mm+120mm+120mm+120mm) 2 8 18AWG No
4 pin Molex (500mm+120mm+120mm+120mm) 1 4 18AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) Gospower
PCB Type Double Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV, 1x MPS HF81(Discharge IC)
Inrush Protection 1x NTC Thermistor 16D-20 (16 Ohm) & Relay
Bridge Rectifier(s) 2x GBU808 (800V, 8A @ 100°C)
APFC MOSFETs 2x Sanrise Tech SRC60R140BTFE (600V, 11.2A @ 125°C, Rds(on): 0.14Ohm)
APFC Boost Diode 1x Cree C316065A (650V, 16A @ 142°C)
Bulk Cap(s) 1x TK (450V, 390uF, 2,000h @ 105°C, LGW)
Main Switchers 2x Sanrise Tech SRC60R140BTFE (600V, 11.2A @ 125°C, Rds(on): 0.14Ohm)
APFC Controller(s) Champion CM6500UNX & CM03AX
Resonant Controller Champion CU6901V
Topology Primary side: APFC, Half-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x IPS 014N04SA
5V & 3.3V DC-DC Converters: 6x IPS FTD05N03NA (30V, 75A @ 100°C, 6mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 2x Nippon Chemi-Con (5-6,000h @ 105°C, KZH), 1x Rubycon (6-10,000h @ 105°C, ZLH), 4x Rubycon (4-10,000h @ 105°C, YXJ)
Polymer: 47x FPCAP
Supervisor IC IN1S313I-SAG
Fan Model Hong Hua HA13525M12F-Z (135mm, 12V, 0.36A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier 1x 45R10S
Standby PWM Controller On-Bright OB2365SP

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)25.4
AC Loss to PWR_OK Hold Up Time (ms)21
PWR_OK Inactive to DC Loss Delay (ms)4.4

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 0.225 68.182% 0.043
5.003V 0.330 115.12V
2 0.090A 0.450 74.257% 0.078
5.002V 0.606 115.12V
3 0.550A 2.748 81.640% 0.327
4.995V 3.366 115.12V
4 1.000A 4.990 81.616% 0.437
4.989V 6.114 115.12V
5 1.500A 7.474 81.638% 0.495
4.982V 9.155 115.12V
6 3.001A 14.886 80.291% 0.555
4.962V 18.540 115.12V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.225 59.524% 0.016
5.003V 0.378 230.25V
2 0.090A 0.450 68.702% 0.027
5.002V 0.655 230.25V
3 0.550A 2.748 81.134% 0.130
4.995V 3.387 230.25V
4 1.000A 4.990 82.113% 0.214
4.989V 6.077 230.25V
5 1.500A 7.474 82.504% 0.283
4.982V 9.059 230.25V
6 3.000A 14.886 82.152% 0.398
4.962V 18.120 230.25V

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
1 2.774A 2.001A 1.978A 1.004A 54.967 86.707% 0 <6.0 44.88°C 0.963
12.028V 5.000V 3.335V 4.980V 63.394 39.82°C 115.12V
2 6.535A 3.001A 2.974A 1.208A 110.042 88.609% 0 <6.0 46.70°C 0.981
12.109V 5.001V 3.328V 4.970V 124.188 40.89°C 115.12V
3 10.683A 3.439A 3.477A 1.411A 165.043 90.731% 0 <6.0 47.77°C 0.990
12.076V 5.084V 3.323V 4.960V 181.903 41.35°C 115.12V
4 14.846A 3.937A 3.978A 1.616A 220.054 90.882% 932 32.6 41.43°C 0.992
12.047V 5.082V 3.317V 4.951V 242.132 48.38°C 115.11V
5 18.671A 4.928A 4.988A 1.822A 275.045 90.908% 992 34.3 42.16°C 0.995
12.026V 5.073V 3.309V 4.941V 302.553 49.67°C 115.10V
6 22.505A 5.926A 5.998A 2.000A 329.905 90.671% 1024 34.7 42.98°C 0.993
12.008V 5.063V 3.301V 4.931V 363.850 50.73°C 115.11V
7 26.358A 6.927A 7.017A 2.236A 385.130 90.243% 1068 35.7 43.38°C 0.993
11.989V 5.055V 3.293V 4.920V 426.772 51.66°C 115.10V
8 30.220A 7.930A 8.037A 2.445A 440.175 89.752% 1127 37.2 43.88°C 0.994
11.971V 5.045V 3.285V 4.909V 490.435 52.88°C 115.10V
9 34.480A 8.440A 8.535A 2.449A 494.687 89.253% 1324 40.4 44.41°C 0.995
11.954V 5.037V 3.280V 4.902V 554.253 54.27°C 115.09V
10 38.561A 8.952A 9.069A 3.071A 549.904 88.682% 1380 41.6 45.93°C 0.996
11.934V 5.029V 3.274V 4.886V 620.083 56.31°C 115.09V
11 43.251A 8.963A 9.079A 3.075A 605.103 88.211% 1417 42.6 46.50°C 0.996
11.916V 5.022V 3.272V 4.880V 685.973 57.32°C 115.09V
CL1 0.116A 14.004A 13.999A 0.000A 118.084 83.130% 0 <6.0 49.39°C 0.987
12.101V 5.064V 3.269V 4.965V 142.047 42.23°C 115.12V
CL2 45.838A 1.000A 1.002A 1.000A 560.662 89.489% 1375 41.5 45.77°C 0.996
11.941V 5.057V 3.321V 4.927V 626.513 56.24°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
1 2.774A 1.959A 1.980A 1.004A 54.967 87.555% 0 <6.0 45.31°C 0.779
12.027V 5.105V 3.335V 4.980V 62.780 40.08°C 230.25V
2 6.536A 2.943A 2.973A 1.207A 110.035 89.533% 0 <6.0 46.75°C 0.895
12.108V 5.098V 3.328V 4.970V 122.899 40.95°C 230.26V
3 10.679A 3.439A 3.477A 1.411A 165.035 92.091% 0 <6.0 47.12°C 0.934
12.078V 5.090V 3.322V 4.961V 179.208 41.01°C 230.25V
4 14.839A 3.934A 3.980A 1.616A 220.046 92.443% 883 31.0 41.20°C 0.954
12.053V 5.081V 3.317V 4.951V 238.035 48.60°C 230.25V
5 18.660A 4.930A 4.987A 1.822A 275.040 92.672% 961 33.6 42.28°C 0.966
12.033V 5.072V 3.308V 4.941V 296.790 50.20°C 230.25V
6 22.489A 5.928A 5.999A 2.000A 329.900 92.657% 1008 34.7 42.86°C 0.973
12.016V 5.063V 3.300V 4.931V 356.045 50.99°C 230.25V
7 26.336A 6.928A 7.017A 2.236A 385.128 92.474% 1067 35.6 43.20°C 0.978
11.999V 5.054V 3.293V 4.920V 416.473 51.82°C 230.25V
8 30.192A 7.931A 8.034A 2.445A 440.178 92.197% 1137 37.2 43.75°C 0.981
11.982V 5.046V 3.285V 4.910V 477.434 52.94°C 230.25V
9 34.448A 8.439A 8.535A 2.448A 494.674 91.968% 1180 37.3 44.40°C 0.984
11.965V 5.037V 3.280V 4.903V 537.874 54.42°C 230.25V
10 38.519A 8.950A 9.069A 3.070A 549.891 91.583% 1360 41.1 45.19°C 0.985
11.947V 5.029V 3.274V 4.887V 600.431 55.62°C 230.25V
11 43.201A 8.964A 9.079A 3.074A 605.116 91.310% 1438 42.8 47.21°C 0.987
11.930V 5.023V 3.271V 4.881V 662.708 57.90°C 230.25V
CL1 0.118A 14.004A 13.999A 0.000A 118.079 84.071% 0 <6.0 49.94°C 0.909
12.101V 5.064V 3.267V 4.966V 140.451 42.39°C 230.26V
CL2 45.832A 1.000A 1.002A 1.000A 561.374 92.400% 1393 42.0 45.21°C 0.986
11.958V 5.058V 3.322V 4.928V 607.547 55.25°C 230.25V

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]) PF/AC Volts
1 1.234A 0.489A 0.493A 0.200A 19.997 80.074% 0 <6.0 0.857
12.029V 5.118V 3.347V 4.997V 24.973 115.12V
2 2.468A 0.977A 0.989A 0.401A 39.986 85.840% 0 <6.0 0.933
12.028V 5.112V 3.342V 4.991V 46.582 115.12V
3 3.706A 1.469A 1.482A 0.602A 60.016 87.497% 0 <6.0 0.965
12.025V 5.107V 3.338V 4.986V 68.592 115.12V
4 4.900A 1.959A 1.978A 0.803A 79.967 87.120% 0 <6.0 0.975
12.117V 5.104V 3.335V 4.980V 91.790 115.12V

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]) PF/AC Volts
1 1.235A 0.489A 0.491A 0.200A 19.996 80.270% 0 <6.0 0.542
12.025V 5.117V 3.346V 4.997V 24.911 230.25V
2 2.468A 0.980A 0.987A 0.401A 39.986 86.149% 0 <6.0 0.709
12.025V 5.111V 3.341V 4.991V 46.415 230.25V
3 3.707A 1.468A 1.483A 0.602A 60.017 88.407% 0 <6.0 0.794
12.023V 5.106V 3.338V 4.986V 67.887 230.26V
4 4.900A 1.959A 1.979A 0.803A 79.968 87.725% 0 <6.0 0.849
12.117V 5.104V 3.334V 4.980V 91.158 230.26V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load11.00mV7.40mV12.50mV4.00mVPass
20% Load8.00mV7.20mV13.40mV4.80mVPass
30% Load15.40mV7.20mV12.40mV5.40mVPass
40% Load11.70mV7.60mV13.50mV5.80mVPass
50% Load10.40mV7.60mV14.40mV5.70mVPass
60% Load10.10mV8.00mV15.30mV6.90mVPass
70% Load10.40mV9.50mV17.00mV6.80mVPass
80% Load11.00mV9.10mV17.70mV8.20mVPass
90% Load9.80mV8.30mV16.70mV7.90mVPass
100% Load14.30mV10.40mV20.50mV11.40mVPass
110% Load14.50mV10.60mV20.70mV11.60mVPass
Crossload18.60mV9.80mV14.80mV4.50mVPass
Crossload215.20mV8.20mV15.10mV5.10mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load10.20mV7.30mV12.50mV4.30mVPass
20% Load7.30mV7.20mV12.20mV4.50mVPass
30% Load17.30mV7.20mV12.40mV5.40mVPass
40% Load12.80mV7.50mV13.70mV5.90mVPass
50% Load10.60mV7.20mV15.50mV5.70mVPass
60% Load9.90mV7.20mV14.70mV6.70mVPass
70% Load10.20mV8.80mV17.50mV6.50mVPass
80% Load10.00mV9.00mV17.80mV7.70mVPass
90% Load9.10mV8.60mV16.40mV8.00mVPass
100% Load14.40mV10.00mV21.30mV11.40mVPass
110% Load14.80mV11.10mV21.50mV11.80mVPass
Crossload18.20mV8.50mV14.70mV4.60mVPass
Crossload214.30mV7.80mV16.60mV4.70mVPass

The results above are not used in the certification process

Cooler Master V550 Gold V2 (2021)

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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