CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Corsair SF850L
Serial Number22304850000001500307
Lab IDCR85002091
  • Report: 22PS2091A
  • Receipt Date: Nov 11, 2022
  • Test Date: Nov 22, 2022
  • Report Date: Nov 23, 2022
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandCorsair
Manufacturer (OEM)Great Wall
SeriesSFL
Model NumberRPS0155
Serial Number22304850000001500307
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)47-63
Rated Power (W)850
TypeSFX-L
Cooling120mm Fluid Dynamic Bearing Fan
(NR1215)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830
Watts150850150
Total Max. Power (W)850

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 (300mm) 1 1 16-20AWG No
4+4 pin EPS12V (400mm) 2 2 16AWG No
12+2 pin PCIe (410mm) (600W) 1 1 16-24AWG No
6+2 pin PCIe (410mm) 2 2 16AWG No
6+2 pin PCIe (400mm+100mm) 1 2 16-18AWG No
SATA (110mm+115mm+115mm+115mm) 2 8 18AWG No
4 pin Molex (100mm+110mm+110mm) 1 3 18AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) Great Wall
PCB Type Double Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 3x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor SCK-056 (5 Ohm) & Relay
Bridge Rectifier(s) 2x Shindengen US30KB8R (800V, 10A @ 97°C)
APFC MOSFETs 1xVishay SiHG065N60E (600V, 25A @ 100°C, Rds(on): 0.065Ohm)
APFC Boost Diode 1x ROHM SCS310AH (650V, 10A @ 135°C)
Bulk Cap(s) 2x Rubycon (420V, 470uF & 330uF each or 800uf combined, 3,000h @ 105°C, MXK)
Main Switchers 2x On Semiconductor FCP104N60F (600V, 24A @ 100°C, Rds(on): 0.104Ohm)
Driver IC 1x NOVOSENSE NSi6602BD
APFC Controller Champion CM6502UHHX
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: 4x Advanced Power AP4024GEMT (30V, 60A, Rds(on): 4.5mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 2x Rubycon (3-6,000h @ 105°C, YXG), 2x Rubycon (4-10,000h @ 105°C, YXF),
Polymer: 9x NIC, 3x United Chemi-Con, 20x FPCAP, 4x Nichicon
Supervisor IC IN1S429I-SCG (OCP,OVP, UVP, SCP, PG)
Fan Controller Microchip PIC16F1824
Fan Model Corsair NR1215 (120mm, 12V, 0.55A, Fluid Dynamic Bearing Fan)
5VSB Circuit

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 v3.0 Compliance✓

Performance Summary

Efficiency RatingPLATINUM
Noise RatingStandard+
Average Efficiency (>1450 load combinations)90.577%
Average Noise Output (>1450 Load Combinations)36.09dBA
Average PF (>1450 Load Combinations)0.984
Efficiency With 10W (≤500W) or 2% (>500W) Load74.797%
Standby Power Consumption0.0501W
12V Ripple (Full Load)16.44mV
5V Ripple (Full Load)11.99mV
3.3V Ripple (Full Load)12.50mV
5VSB Ripple (Full Load)12.56mV
12V Load Regulation0.06%
5V Load Regulation0.34%
3.3V Load Regulation0.54%
5VSB Load Regulation2.31%
Inrush Current60.350A
Efficiency RatingPLATINUM
Noise RatingStandard+
Average Efficiency (>1450 load combinations)92.333%
Average Noise Output (>1450 Load Combinations)35.92dBA
Average PF (>1450 Load Combinations)0.951
Efficiency With 10W (≤500W) or 2% (>500W) Load73.661%
Standby Power Consumption0.0988W
12V Ripple (Full Load)16.69mV
5V Ripple (Full Load)12.73mV
3.3V Ripple (Full Load)12.64mV
5VSB Ripple (Full Load)9.63mV
12V Load Regulation0.24%
5V Load Regulation0.36%
3.3V Load Regulation0.51%
5VSB Load Regulation2.17%
Inrush Current84.870A
12V Transient Response (200%)11.62V
5V Transient Response (200%)4.950V
3.3V Transient Response (200%)3.239V
5VSB Transient Response (200%)4.846V
Hold-Up Time & Power Ok Signal21.00ms
AC Loss to PWR_OK Hold Up Time18.50ms
PWR_OK Inactive to DC Loss Delay2.50ms
PSU Timings: T1 (20% / 100%)47.0ms39.0ms
PSU Timings: T3 (20% / 100%)118.0ms120.0ms
OPP (25.68°C / 45.14°C)120.56%119.49%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)21
AC Loss to PWR_OK Hold Up Time (ms)18.5
PWR_OK Inactive to DC Loss Delay (ms)2.5

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.85 V 114.80 V 113.85 V 114.89 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.98 Hz 59.40 Hz 60.02 Hz 60.60 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.15 % 0.12 % N/A 0.21 % 2.00 % PASS
Real Power: 0.050 W 0.042 W N/A 0.058 W N/A N/A
Apparent Power: 10.264 W 10.235 W N/A 10.298 W N/A N/A
Power Factor: 0.005 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.88 V 229.82 V 227.70 V 229.94 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: 1.416 1.415 1.340 1.417 1.490 PASS
Mains Voltage THD: 0.19 % 0.17 % N/A 0.22 % 2.00 % PASS
Real Power: 0.099 W 0.080 W N/A 0.119 W N/A N/A
Apparent Power: 34.634 W 34.603 W N/A 34.658 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 0.227W 72.957% 0.03
5.052V 0.311W 114.86V
2 0.09A 0.454W 79.51% 0.055
5.051V 0.571W 114.84V
3 0.55A 2.772W 85.476% 0.249
5.042V 3.243W 114.84V
4 1A 5.035W 85.744% 0.338
5.036V 5.872W 114.85V
5 1.5A 7.543W 84.567% 0.399
5.029V 8.92W 114.84V
6 2.999A 15.023W 81.979% 0.475
5.01V 18.325W 114.84V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227W 60.945% 0.011
5.051V 0.373W 229.89V
2 0.09A 0.454W 71.96% 0.018
5.05V 0.63W 229.89V
3 0.55A 2.771W 83.458% 0.092
5.04V 3.32W 229.89V
4 1A 5.029W 84.289% 0.156
5.029V 5.967W 229.89V
5 1.5A 7.534W 84.263% 0.214
5.023V 8.941W 229.88V
6 2.999A 14.999W 83.086% 0.317
5.001V 18.051W 229.89V

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% 5.232A 1.986A 1.979A 0.996A 84.989 89.749% 0 <6.0 44.24°C 0.958
12.115V 5.036V 3.335V 5.02V 94.693 39.89°C 114.83V
20% 11.476A 2.98A 2.97A 1.197A 169.919 92.165% 0 <6.0 44.83°C 0.97
12.113V 5.034V 3.333V 5.011V 184.364 40.21°C 114.8V
30% 18.070A 3.477A 3.466A 1.399A 254.914 92.824% 0 <6.0 46.18°C 0.977
12.112V 5.033V 3.332V 5.003V 274.62 41.08°C 114.79V
40% 24.669A 3.975A 3.964A 1.602A 339.987 92.878% 0 <6.0 47.15°C 0.984
12.112V 5.032V 3.33V 4.994V 366.056 41.53°C 114.76V
50% 30.903A 4.972A 4.958A 1.805A 424.745 92.537% 783 20.2 42.25°C 0.988
12.110V 5.029V 3.328V 4.985V 459.001 48.25°C 114.74V
60% 37.102A 5.969A 5.953A 2A 509.214 91.741% 1250 35.1 42.81°C 0.99
12.114V 5.026V 3.326V 4.975V 555.057 49.33°C 114.72V
70% 43.387A 6.968A 6.95A 2.215A 594.581 91.205% 1456 38.7 43.06°C 0.992
12.112V 5.024V 3.324V 4.964V 651.914 50.13°C 114.69V
80% 49.670A 7.967A 7.943A 2.32A 679.404 90.601% 1747 43.3 43.42°C 0.993
12.110V 5.022V 3.322V 4.956V 749.889 51.43°C 114.67V
90% 56.349A 8.464A 8.428A 2.425A 764.793 89.927% 1997 46.5 44.72°C 0.994
12.109V 5.021V 3.321V 4.947V 850.46 53.97°C 114.64V
100% 62.764A 8.964A 8.945A 3.043A 849.618 89.05% 2265 49.2 45.55°C 0.995
12.108V 5.019V 3.319V 4.928V 954.09 55.59°C 114.62V
110% 69.044A 9.962A 10.034A 3.048A 934.2 88.206% 2379 50.4 46.58°C 0.996
12.107V 5.018V 3.317V 4.921V 1059.112 57.52°C 114.59V
CL1 0.114A 17.938A 17.918A 0A 151.27 85.297% 1309 35.8 42.76°C 0.971
12.118V 5.034V 3.325V 5.024V 177.342 48.28°C 114.8V
CL2 0.114A 19.838A 0A 0A 101.382 84.65% 1077 30.4 43.19°C 0.974
12.121V 5.041V 3.329V 5.036V 119.766 50.26°C 114.82V
CL3 0.114A 0A 19.794A 0A 67.363 81.52% 1307 35.7 44.04°C 0.953
12.117V 5.032V 3.334V 5.033V 82.632 52.07°C 114.83V
CL4 70.146A 0A 0A 0A 849.396 89.842% 2049 47.6 45.51°C 0.995
12.109V 5.022V 3.324V 4.992V 945.43 55.44°C 114.62V

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% 5.224A 1.986A 1.979A 0.996A 84.991 90.258% 0 <6.0 44.46°C 0.833
12.134V 5.036V 3.335V 5.018V 94.168 40.16°C 229.88V
20% 11.467A 2.98A 2.97A 1.198A 169.936 93.131% 0 <6.0 45.17°C 0.919
12.125V 5.034V 3.333V 5.01V 182.472 40.36°C 229.87V
30% 18.060A 3.477A 3.467A 1.4A 254.935 93.906% 0 <6.0 46.42°C 0.945
12.120V 5.033V 3.332V 5.001V 271.479 41.2°C 229.87V
40% 24.660A 3.976A 3.964A 1.602A 340.013 94.073% 581 9.4 41.79°C 0.958
12.117V 5.031V 3.33V 4.993V 361.44 47.62°C 229.85V
50% 30.896A 4.973A 4.959A 1.806A 424.806 93.946% 877 23.7 42.68°C 0.964
12.115V 5.028V 3.328V 4.984V 452.183 48.86°C 229.84V
60% 37.109A 5.97A 5.954A 2A 509.267 93.704% 1134 31.5 42.86°C 0.969
12.113V 5.026V 3.326V 4.975V 543.489 49.42°C 229.83V
70% 43.389A 6.968A 6.95A 2.214A 594.593 93.396% 1374 37.0 43.05°C 0.974
12.111V 5.024V 3.324V 4.966V 636.643 50.19°C 229.82V
80% 49.665A 7.966A 7.941A 2.318A 679.333 93.013% 1666 42.0 43.88°C 0.977
12.110V 5.022V 3.322V 4.959V 730.363 51.93°C 229.81V
90% 56.339A 8.462A 8.426A 2.423A 764.689 92.615% 1906 45.1 44.1°C 0.979
12.109V 5.021V 3.321V 4.95V 825.663 53.12°C 229.8V
100% 62.755A 8.963A 8.942A 3.039A 849.503 92.098% 2143 48.5 45.36°C 0.981
12.108V 5.019V 3.32V 4.933V 922.395 55.43°C 229.79V
110% 69.039A 9.961A 10.031A 3.044A 934.074 91.572% 2337 50.1 46.55°C 0.983
12.107V 5.018V 3.318V 4.926V 1020.047 57.43°C 229.78V
CL1 0.114A 17.938A 17.915A 0A 151.256 86.409% 1166 32.5 42.58°C 0.916
12.128V 5.034V 3.326V 5.026V 175.047 48.05°C 229.87V
CL2 0.113A 19.84A 0A 0A 101.371 85.547% 1072 30.3 43.77°C 0.873
12.135V 5.04V 3.329V 5.037V 118.498 50.01°C 229.88V
CL3 0.113A 0A 19.793A 0A 67.355 82.127% 1299 35.6 44.9°C 0.809
12.134V 5.032V 3.334V 5.034V 82.01 52.16°C 229.88V
CL4 70.145A 0A 0A 0A 849.263 92.903% 1869 44.7 55.42°C 0.98
12.108V 5.021V 3.325V 4.996V 914.142 45.44°C 229.79V

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 1.225A 0.496A 0.494A 0.198A 19.987 76.984% 0 <6.0 40.37°C 0.852
12.113V 5.036V 3.337V 5.042V 25.964 37.23°C 114.85V
40W 2.698A 0.695A 0.692A 0.298A 39.987 85.121% 0 <6.0 41.06°C 0.923
12.113V 5.036V 3.337V 5.038V 46.98 37.75°C 114.84V
60W 4.170A 0.893A 0.89A 0.397A 59.986 88.274% 0 <6.0 41.89°C 0.948
12.114V 5.036V 3.337V 5.033V 67.954 38.11°C 114.83V
80W 5.638A 1.092A 1.088A 0.497A 79.935 89.863% 0 <6.0 43.44°C 0.953
12.114V 5.036V 3.337V 5.029V 88.949 39.45°C 114.83V

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 1.224A 0.496A 0.494A 0.198A 19.993 75.867% 0 <6.0 40.28°C 0.497
12.129V 5.037V 3.337V 5.04V 26.354 37.18°C 229.89V
40W 2.693A 0.695A 0.692A 0.298A 39.991 85.046% 0 <6.0 40.99°C 0.66
12.137V 5.037V 3.337V 5.036V 47.022 37.73°C 229.89V
60W 4.164A 0.893A 0.89A 0.397A 59.989 88.514% 0 <6.0 42.03°C 0.765
12.134V 5.037V 3.337V 5.031V 67.774 38.57°C 229.89V
80W 5.631A 1.092A 1.088A 0.497A 79.946 90.386% 0 <6.0 43.31°C 0.822
12.133V 5.037V 3.336V 5.027V 88.45 39.59°C 229.88V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load6.83mV6.86mV6.32mV5.37mVPass
20% Load26.99mV14.08mV7.43mV30.05mVPass
30% Load29.01mV13.16mV8.39mV32.58mVPass
40% Load33.62mV15.14mV7.64mV33.65mVPass
50% Load8.35mV8.64mV7.48mV6.53mVPass
60% Load31.14mV16.16mV9.76mV35.32mVPass
70% Load27.90mV18.80mV15.16mV29.60mVPass
80% Load33.27mV18.60mV19.16mV32.74mVPass
90% Load10.58mV15.09mV14.11mV7.08mVPass
100% Load16.44mV11.99mV12.50mV12.56mVPass
110% Load17.16mV11.10mV12.02mV14.38mVPass
Crossload111.96mV12.47mV12.53mV8.73mVPass
Crossload29.87mV12.35mV7.64mV8.20mVPass
Crossload332.55mV15.35mV10.72mV32.89mVPass
Crossload415.10mV8.93mV11.27mV9.43mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load22.41mV14.33mV6.37mV29.40mVPass
20% Load22.58mV17.69mV6.88mV37.24mVPass
30% Load9.29mV8.08mV6.78mV5.77mVPass
40% Load8.28mV9.10mV7.18mV6.07mVPass
50% Load23.85mV16.36mV7.89mV35.52mVPass
60% Load30.33mV17.84mV10.62mV37.14mVPass
70% Load30.93mV19.46mV16.83mV32.23mVPass
80% Load28.76mV17.94mV19.11mV30.81mVPass
90% Load35.04mV17.33mV15.12mV34.31mVPass
100% Load16.69mV12.73mV12.64mV9.63mVPass
110% Load17.83mV12.12mV12.52mV10.47mVPass
Crossload116.89mV13.42mV13.17mV8.78mVPass
Crossload232.25mV18.45mV10.16mV28.49mVPass
Crossload335.08mV18.04mV12.64mV35.82mVPass
Crossload416.08mV11.25mV11.68mV8.64mVPass

The results above are not used in the certification process

Corsair SF850L

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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