CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
PCCooler YS850
Serial NumberA3A1520003
Lab IDPL85002370
  • Report: 24PS2370A
  • Receipt Date: Jan 25, 2024
  • Test Date: Feb 6, 2024
  • Report Date: Feb 23, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

BrandPCCooler
Manufacturer (OEM)Seasonic
SeriesYS
Model NumberP5-YS850-G1F
Serial NumberA3A1520003
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)11-5.5
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeATX12V
Cooling135mm Fluid Dynamic Bearing Fan (HA13525H12F-Z)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps20207030.3
Watts100840153.6
Total Max. Power (W)850

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015, N4L PPA1530, N4L PPA5530
Oscilloscopes Picoscope 4444, Rigol DS7014, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A, Keithley 2015 - THD
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
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 (610mm) 1 1 16-18AWG No
4+4 pin EPS12V (710mm) 2 2 16AWG No
6+2 pin PCIe (760mm) 2 2 16-18AWG No
12+4 pin PCIe (700mm) (600W) 1 1 16-28AWG No
SATA (410mm+155mm) 1 2 18AWG No
SATA (500mm+155mm+155mm+155mm) 2 8 18AWG No
4-pin Molex (450mm+125mm+125mm) 1 3 18AWG No

Parts Description

General Data
Manufacturer (OEM) Seasonic
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV, 1x CM02X (Discharge IC)
Inrush Protection 1x NTC Thermistor MF72-5D20L (5 Ohm) & Relay
Bridge Rectifier(s) 2x
APFC MOSFETs 2x Infineon IPP60R160P6 (650V, 23.8A, @ 25°C Rds(on): 0.160Ohm)
APFC Boost Diode 1x ST STTH8S06 (600V, 8A)
Bulk Cap(s) 1x Nippon Chemi-Con (420V, 390uF, 2,000h @ 105°C, KMR) & 1x Nippon Chemi-Con (420V, 330uF, 2,000h @ 105°C, KMR)
Main Switchers 4x Great Power GPT13N50D (500V, 13A , Rds(on): 0.49Ohm)
Digital Controllers Champion CM6500UNX
MCU Champion CU6901VPA
Topology Primary side: APFC, Half-Bridge & LLC converter Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side
+12V MOSFETs 6x Nexperia PSMN1R0-40YLD (40V, 198A @ 100°C, Rds(on): 1.93mOhm)
5V & 3.3V DC-DC Converters: 6x Nexperia PSMN4R0-30YLD (30V, 67A @ 100°C, Rds(on): 6.6mOhm) PWM Controller(s): ANPEC APW7159C
Filtering Capacitors Electrolytic: 4x Nippon Chemi-Con (5-6,000h @ 105°C, KZH) 4x Nippon Chemi-Con (5-6,000h @ 105°C, KY) 3x Nichicon (2-5,000h @ 105°C, HD), 2x Rubycon (3-6,000h @ 105°C, YXG), 1x Nippon Chemi-Con (1-5,000h @ 105°C, KZE) Polymer: 8x FCAP, 25x FPCAP, 2x Rubycon
Supervisor IC Weltrend WT7527 (OCP, OVP, UVP, SCP, PG)
Fan Model Hong Hua HA13525H12F-Z (135mm, 12V, 0.50A, Fluid Dynamic Bearing Fan)

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 v3.1 PSU Power Excursion✓

Performance Summary

Average Efficiency88.828%
Efficiency With 10W (≤500W) or 2% (>500W) Load -115V73.271
Average Efficiency VSB80.793%
Standby Power Consumption (W)0.0542
Average PF0.973
Avg Noise Output24.67 dB(A)
Efficiency Rating (ETA)GOLD
Noise Rating (LAMBDA)A
Average Efficiency91.112%
Average Efficiency VSB79.516%
Standby Power Consumption (W)0.1297
Average PF0.939
Avg Noise Output25.53 dB(A)
Efficiency Rating (ETA)PLATINUM
Noise Rating (LAMBDA)A-

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)24.6
AC Loss to PWR_OK Hold Up Time (ms)19.8
PWR_OK Inactive to DC Loss Delay (ms)4.8

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 114.88 V 114.84 V 113.85 V 114.94 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.418 1.416 1.340 1.422 1.490 PASS
Mains Voltage THD: 0.15 % 0.09 % N/A 0.27 % 2.00 % PASS
Real Power: 0.054 W -0.002 W N/A 0.085 W N/A N/A
Apparent Power: 10.391 W 10.366 W N/A 10.425 W N/A N/A
Power Factor: 0.004 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.97 V 229.90 V 227.70 V 230.01 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 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.08 % N/A 0.18 % 2.00 % PASS
Real Power: 0.130 W 0.083 W N/A 0.192 W N/A N/A
Apparent Power: 35.098 W 35.052 W N/A 35.164 W N/A N/A
Power Factor: 0.004 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 0.231W 66.216% 0.034
5.131V 0.349W 114.87V
2 0.09A 0.462W 72.866% 0.061
5.129V 0.634W 114.87V
3 0.55A 2.816W 81.55% 0.261
5.12V 3.453W 114.87V
4 1A 5.11W 81.994% 0.355
5.11V 6.232W 114.87V
5 1.5A 7.65W 82.247% 0.412
5.1V 9.301W 114.87V
6 3A 15.199W 79.903% 0.486
5.066V 19.021W 114.87V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 53.284% 0.013
5.131V 0.434W 229.95V
2 0.09A 0.462W 63.5% 0.021
5.13V 0.728W 229.95V
3 0.55A 2.815W 78.822% 0.099
5.119V 3.572W 229.95V
4 1A 5.11W 81.005% 0.164
5.11V 6.308W 229.95V
5 1.5A 7.65W 80.962% 0.22
5.1V 9.449W 229.95V
6 3A 15.205W 82.159% 0.327
5.068V 18.504W 229.95V

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% 5.214A 1.999A 1.986A 0.979A 84.998 84.982% 0 <6.0 44.67°C 0.953
12.158V 5.003V 3.324V 5.106V 100.021 40.42°C 114.84V
20% 11.441A 3A 2.981A 1.177A 169.924 90.108% 0 <6.0 45.42°C 0.971
12.151V 5V 3.321V 5.096V 188.575 40.86°C 114.81V
30% 18.024A 3.502A 3.481A 1.376A 254.925 91.172% 0 <6.0 46.29°C 0.978
12.144V 4.998V 3.318V 5.087V 279.607 41.26°C 114.78V
40% 24.610A 4.003A 3.981A 1.576A 340.008 91.091% 753 21.2 41.84°C 0.981
12.142V 4.996V 3.316V 5.078V 373.262 47.39°C 114.76V
50% 30.835A 5.006A 4.98A 1.776A 424.8 90.721% 749 21.1 42.29°C 0.983
12.138V 4.995V 3.313V 5.068V 468.251 48.33°C 114.72V
60% 37.028A 6.01A 5.982A 1.977A 509.331 90.247% 745 20.9 42.81°C 0.984
12.140V 4.992V 3.31V 5.058V 564.375 49.39°C 114.69V
70% 43.274A 7.016A 6.985A 2.179A 594.639 89.548% 858 25.4 43.16°C 0.985
12.144V 4.989V 3.307V 5.048V 664.052 50.24°C 114.66V
80% 49.515A 8.002A 7.988A 2.282A 679.382 88.789% 1072 31.8 43.9°C 0.986
12.149V 4.986V 3.304V 5.04V 765.169 51.93°C 114.63V
90% 56.149A 8.527A 8.479A 2.385A 764.919 87.982% 1215 35.8 44.22°C 0.987
12.154V 4.984V 3.302V 5.032V 869.406 53.32°C 114.6V
100% 62.512A 9.032A 9.001A 2.992A 849.719 87.044% 1461 40.9 45.14°C 0.988
12.158V 4.982V 3.299V 5.013V 976.195 55.22°C 114.55V
110% 68.754A 10.04A 10.1A 2.995A 934.305 86.098% 1801 47.0 46.86°C 0.989
12.160V 4.98V 3.297V 5.008V 1085.166 57.79°C 114.53V
CL1 0.114A 12.068A 11.98A 0A 101.291 82.848% 755 21.3 39.99°C 0.961
12.172V 4.988V 3.314V 5.119V 122.261 45.48°C 114.83V
CL2 0.114A 20.068A 0A 0A 101.366 81.855% 874 25.9 40.02°C 0.961
12.171V 4.982V 3.323V 5.122V 123.833 47.12°C 114.83V
CL3 0.113A 0A 19.933A 0.001A 67.382 75.734% 893 26.5 40.65°C 0.95
12.165V 5V 3.311V 5.119V 88.972 49.75°C 114.84V
CL4 69.928A 0A 0A 0A 849.498 87.903% 1237 36.6 45.46°C 0.987
12.149V 4.995V 3.309V 5.085V 966.421 56.42°C 114.56V

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% 5.214A 1.999A 1.986A 0.979A 85 86.057% 0 <6.0 44.64°C 0.816
12.160V 5.002V 3.323V 5.106V 98.772 40.38°C 229.94V
20% 11.440A 3.001A 2.982A 1.177A 169.932 91.411% 0 <6.0 45.26°C 0.905
12.153V 4.999V 3.32V 5.096V 185.902 40.71°C 229.92V
30% 18.020A 3.502A 3.481A 1.376A 254.936 92.66% 0 <6.0 46.28°C 0.937
12.146V 4.997V 3.318V 5.087V 275.134 41.25°C 229.91V
40% 24.606A 4.004A 3.981A 1.576A 340.019 92.863% 753 21.2 41.84°C 0.952
12.144V 4.996V 3.315V 5.078V 366.151 47.35°C 229.9V
50% 30.833A 5.007A 4.981A 1.776A 424.826 92.757% 749 21.1 42.37°C 0.96
12.140V 4.994V 3.313V 5.068V 457.998 48.38°C 229.88V
60% 37.025A 6.011A 5.982A 1.977A 509.353 92.549% 745 20.9 42.65°C 0.966
12.142V 4.991V 3.31V 5.058V 550.356 49.22°C 229.87V
70% 43.270A 7.017A 6.986A 2.179A 594.659 92.134% 895 26.7 43.23°C 0.97
12.146V 4.989V 3.307V 5.048V 645.437 50.25°C 229.86V
80% 49.519A 8.002A 7.989A 2.281A 679.391 91.707% 1052 31.3 43.73°C 0.973
12.149V 4.986V 3.304V 5.041V 740.831 51.79°C 229.84V
90% 56.155A 8.528A 8.48A 2.384A 764.93 91.221% 1213 35.8 44.34°C 0.975
12.152V 4.984V 3.302V 5.033V 838.546 53.38°C 229.83V
100% 62.520A 9.033A 9.002A 2.992A 849.728 90.644% 1455 40.9 45.31°C 0.977
12.157V 4.982V 3.299V 5.014V 937.435 55.323°C 229.81V
110% 68.758A 10.041A 10.101A 2.995A 934.318 89.997% 1796 47.0 46.78°C 0.978
12.159V 4.979V 3.296V 5.009V 1038.161 57.69°C 229.8V
CL1 0.114A 12.069A 11.981A 0A 101.292 83.81% 755 21.3 40.49°C 0.85
12.173V 4.988V 3.313V 5.119V 120.864 45.91°C 229.94V
CL2 0.114A 20.067A 0A 0A 101.36 82.835% 874 25.9 40.05°C 0.852
12.171V 4.982V 3.323V 5.122V 122.364 47.06°C 229.94V
CL3 0.113A 0A 19.933A 0.001A 67.382 76.502% 892 26.5 40.65°C 0.794
12.165V 5V 3.311V 5.119V 88.074 49.75°C 229.95V
CL4 69.932A 0A 0A 0A 849.497 91.337% 1237 36.6 45.49°C 0.977
12.148V 4.995V 3.309V 5.085V 930.073 56.45°C 229.81V

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 0.499A 0.496A 0.195A 19.993 75.053% 0 <6.0 40.01°C 0.834
12.062V 5.009V 3.327V 5.126V 26.637 36.94°C 114.87V
40W 2.712A 0.699A 0.694A 0.293A 39.994 80.41% 0 <6.0 40.83°C 0.914
12.055V 5.008V 3.326V 5.123V 49.737 37.5°C 114.86V
60W 4.158A 0.899A 0.893A 0.391A 59.994 82.172% 0 <6.0 42.19°C 0.94
12.151V 5.006V 3.326V 5.12V 73.013 38.37°C 114.85V
80W 5.620A 1.099A 1.092A 0.489A 79.932 84.945% 0 <6.0 43.19°C 0.952
12.155V 5.005V 3.325V 5.117V 94.098 39.21°C 114.85V

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 1.230A 0.499A 0.496A 0.195A 19.995 75.682% 0 <6.0 39.79°C 0.475
12.064V 5.008V 3.327V 5.126V 26.416 36.76°C 229.95V
40W 2.712A 0.699A 0.694A 0.293A 39.996 81.278% 0 <6.0 40.79°C 0.654
12.055V 5.007V 3.326V 5.123V 49.209 37.5°C 229.95V
60W 4.158A 0.899A 0.893A 0.391A 59.996 83.131% 0 <6.0 42.04°C 0.75
12.149V 5.006V 3.325V 5.12V 72.168 38.55°C 229.94V
80W 5.620A 1.099A 1.092A 0.489A 79.937 85.949% 0 <6.0 42.98°C 0.805
12.156V 5.004V 3.325V 5.117V 93.002 39.14°C 229.93V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load14.18mV16.38mV16.19mV14.09mVPass
20% Load31.59mV13.09mV13.86mV11.00mVPass
30% Load21.77mV13.39mV13.81mV10.89mVPass
40% Load15.72mV14.01mV13.96mV22.71mVPass
50% Load15.83mV14.73mV14.27mV22.30mVPass
60% Load14.69mV14.01mV14.12mV21.68mVPass
70% Load15.67mV14.99mV14.79mV22.45mVPass
80% Load15.57mV15.56mV17.01mV22.35mVPass
90% Load16.65mV17.11mV17.74mV23.59mVPass
100% Load26.02mV18.93mV18.94mV25.18mVPass
110% Load27.01mV18.51mV20.47mV24.99mVPass
Crossload113.81mV19.30mV18.31mV26.64mVPass
Crossload215.47mV24.16mV19.55mV24.67mVPass
Crossload314.33mV18.96mV18.77mV24.73mVPass
Crossload425.49mV17.81mV16.95mV24.56mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load14.28mV16.95mV16.60mV13.63mVPass
20% Load36.44mV13.50mV13.86mV10.48mVPass
30% Load24.92mV13.75mV14.07mV10.43mVPass
40% Load16.46mV15.46mV13.75mV21.01mVPass
50% Load14.45mV14.42mV13.86mV21.58mVPass
60% Load15.16mV14.63mV14.89mV21.73mVPass
70% Load16.50mV15.35mV16.55mV21.52mVPass
80% Load15.88mV16.17mV17.37mV22.04mVPass
90% Load16.57mV17.05mV17.01mV21.52mVPass
100% Load27.00mV19.37mV18.06mV25.52mVPass
110% Load29.55mV18.29mV19.48mV24.71mVPass
Crossload113.92mV19.46mV19.58mV27.39mVPass
Crossload214.49mV23.39mV18.98mV24.98mVPass
Crossload313.51mV17.67mV18.98mV24.36mVPass
Crossload427.67mV18.53mV17.24mV23.71mVPass

The results above are not used in the certification process

PCCooler YS850

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