CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Gigabyte P450B
Serial NumberSN20233G003334
Lab IDGB45001744
  • Report: 20PS1744A
  • Receipt Date: Sep 7, 2020
  • Test Date: Nov 6, 2020
  • Report Date: Nov 12, 2020
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandGigabyte
Manufacturer (OEM)MEIC
Series
Model NumberGP-P450B
Serial NumberSN20233G003334
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)8-4
Rated Frequency (Hz)50-60
Rated Power (W)450
TypeATX12V
Cooling120mm Rifle Bearing Fan
(BK BDH12025S)
Semi-Passive Operation✗
Cable DesignFixed cables

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps18153630.3
Watts103432153.6
Total Max. Power (W)450

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

Native Cables
Description Cable Count Connector Count (Total) Gauge In Cable Caps
ATX connector 20+4 pin (560mm) 1 1 18-22AWG No
4+4 pin EPS12V (600mm) 1 1 18AWG No
6+2 pin PCIe (540mm+150mm) 1 2 18AWG No
SATA (510mm+120mm+120mm) 2 6 18AWG No
4-pin Molex (510mm+120mm+120mm) / FDD (+120mm) 1 3 / 1 18-22AWG No
Modular Cables
AC Power Cord (1400mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data -
Manufacturer (OEM) MEIC
PCB Type Single Sided
Primary Side -
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor SCK-1R55 (1.5 Ohm)
Bridge Rectifier(s) 1x  GBU1006 (600V, without heatsink)
APFC MOSFETs 2x Jilin Sino-Microelectronics JCS18N50F (500V, 11A @ 100°C, Rds(on): 0.27Ohm)
APFC Boost Diode 1x Dyelec SU860
Bulk Cap(s) 1x Teapo (400V, 270uF, 2,000h @ 85°C, LH)
Main Switchers 2x Jilin Sino-Microelectronics JCS18N50F (500V, 11A @ 100°C, Rds(on): 0.27Ohm)
PFC/PWM Combo Controller Champion CM680BG
Topology Primary side: APFC, Double Forward
Secondary side: Passive Rectification & Group Regulation
Secondary Side -
+12V & 5V SBRs 2x Dyelec SBP30V60CT (60V, 30A) & 1x MBR3045CT (45V, 30A @ 114°C)
3.3V SBR 1x Jinan Jingheng Electronics SR3045LCT (45V, 30A @ 90°C)
Filtering Capacitors Electrolytic: 4x Chn Cap (3-7,000h @ 105°C, TP), 1x Chn Cap (2-5,000h @ 105°C, TM), 5x YC (105°C, LE), 2x YC (105°C, TH)
Supervisor IC Weltrend WT7525 (OVP, UVP, OCP, SCP, PG)
Fan Model BK BDH12025S (120mm, 12V, 0.18A, Hydraulic Bearing Fan)
5VSB Circuit -
Standby PWM Controller PR6249H

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)17.4
AC Loss to PWR_OK Hold Up Time (ms)12.5
PWR_OK Inactive to DC Loss Delay (ms)4.9

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 0.231 67.151% 0.068
5.140V 0.344 115.12V
2 0.090A 0.462 73.567% 0.116
5.139V 0.628 115.12V
3 0.550A 2.816 80.251% 0.318
5.122V 3.509 115.11V
4 1.000A 5.104 80.721% 0.365
5.106V 6.323 115.12V
5 1.500A 7.630 80.613% 0.391
5.087V 9.465 115.12V
6 2.999A 15.093 78.389% 0.433
5.033V 19.254 115.12V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231 47.336% 0.030
5.141V 0.488 230.29V
2 0.090A 0.462 59.231% 0.047
5.139V 0.780 230.25V
3 0.550A 2.816 75.801% 0.180
5.122V 3.715 230.25V
4 1.000A 5.105 77.150% 0.248
5.106V 6.617 230.25V
5 1.500A 7.631 77.891% 0.287
5.088V 9.797 230.25V
6 2.999A 15.091 78.220% 0.341
5.032V 19.293 230.26V

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 1.922A 1.956A 1.991A 0.981A 44.954 74.723% 1562 37.1 35.35°C 0.799
12.151V 5.110V 3.317V 5.098V 60.161 38.20°C 115.18V
2 4.870A 2.944A 2.992A 1.180A 90.014 81.746% 1654 39.8 35.83°C 0.942
12.138V 5.096V 3.309V 5.084V 110.114 39.00°C 115.17V
3 8.174A 3.434A 3.495A 1.380A 134.996 84.262% 1766 40.7 36.29°C 0.979
12.106V 5.096V 3.303V 5.071V 160.209 40.38°C 115.17V
4 11.493A 3.926A 4.002A 1.582A 179.988 85.296% 1862 42.3 36.97°C 0.997
12.076V 5.095V 3.297V 5.057V 211.016 41.48°C 115.16V
5 14.460A 4.921A 5.016A 1.785A 224.973 84.997% 2018 45.3 37.63°C 0.996
12.066V 5.080V 3.289V 5.043V 264.685 42.95°C 115.17V
6 17.433A 5.923A 6.035A 1.989A 269.956 84.656% 2126 45.1 37.71°C 0.995
12.055V 5.065V 3.281V 5.028V 318.884 43.82°C 115.16V
7 20.421A 6.931A 7.059A 2.193A 315.016 84.142% 2292 48.2 38.54°C 0.994
12.042V 5.051V 3.273V 5.013V 374.384 45.61°C 115.15V
8 23.399A 7.949A 8.085A 2.400A 359.994 83.476% 2359 48.4 39.32°C 0.994
12.034V 5.034V 3.265V 4.999V 431.256 47.35°C 115.15V
9 26.848A 8.446A 8.589A 2.402A 404.733 82.803% 2401 48.3 39.38°C 0.994
12.003V 5.032V 3.258V 4.993V 488.788 48.04°C 115.15V
10 30.060A 8.947A 9.134A 3.022A 449.566 81.965% 2443 49.0 40.54°C 0.994
11.972V 5.029V 3.251V 4.963V 548.486 49.53°C 115.14V
11 33.945A 8.926A 9.150A 3.025A 494.375 81.153% 2444 49.0 41.20°C 0.994
11.922V 5.041V 3.245V 4.957V 609.189 51.04°C 115.14V
CL1 4.000A 11.997A 11.998A 0.001A 147.476 79.132% 2087 44.8 37.89°C 0.987
12.411V 4.871V 3.283V 5.107V 186.366 42.82°C 115.16V
CL2 36.001A 1.000A 1.000A 1.000A 432.152 82.869% 2389 48.2 40.03°C 0.995
11.626V 5.276V 3.272V 5.056V 521.489 49.10°C 115.14V

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 1.922A 1.955A 1.989A 0.980A 44.951 74.693% 1699 39.3 35.11°C 0.365
12.154V 5.112V 3.318V 5.099V 60.181 37.23°C 230.32V
2 4.869A 2.943A 2.991A 1.180A 90.011 82.586% 1681 40.3 35.31°C 0.533
12.140V 5.097V 3.310V 5.085V 108.990 37.88°C 230.27V
3 8.172A 3.434A 3.497A 1.380A 134.990 85.065% 1795 40.9 36.69°C 0.638
12.107V 5.097V 3.303V 5.071V 158.691 39.81°C 230.28V
4 11.493A 3.926A 4.003A 1.582A 179.991 86.067% 1853 42.5 37.06°C 0.737
12.076V 5.095V 3.297V 5.057V 209.129 40.80°C 230.30V
5 14.458A 4.925A 5.019A 1.785A 224.983 86.472% 1989 43.6 37.43°C 0.826
12.067V 5.078V 3.289V 5.043V 260.179 42.34°C 230.32V
6 17.436A 5.925A 6.037A 1.989A 269.974 86.467% 2160 45.8 37.78°C 0.893
12.053V 5.065V 3.281V 5.028V 312.229 42.96°C 230.32V
7 20.412A 6.940A 7.058A 2.194A 315.038 86.216% 2134 45.3 38.06°C 0.924
12.048V 5.045V 3.273V 5.014V 365.405 44.66°C 230.34V
8 23.407A 7.949A 8.086A 2.400A 360.015 85.787% 2336 48.5 38.73°C 0.947
12.031V 5.033V 3.265V 4.999V 419.660 46.42°C 230.34V
9 26.856A 8.448A 8.593A 2.403A 404.813 85.354% 2401 48.5 39.51°C 0.966
12.002V 5.030V 3.258V 4.993V 474.278 47.90°C 230.33V
10 30.068A 8.950A 9.132A 3.022A 449.630 84.849% 2428 48.8 40.14°C 0.977
11.971V 5.028V 3.251V 4.963V 529.920 49.36°C 230.33V
11 33.953A 8.929A 9.149A 3.026A 494.435 84.339% 2436 48.9 40.61°C 0.984
11.921V 5.039V 3.245V 4.957V 586.250 50.41°C 230.33V
CL1 4.000A 11.999A 11.997A 0.001A 147.471 79.934% 2028 45.4 37.95°C 0.683
12.411V 4.870V 3.283V 5.106V 184.491 42.33°C 230.34V
CL2 36.004A 1.000A 1.000A 1.000A 432.292 85.653% 2368 48.5 40.48°C 0.973
11.629V 5.273V 3.273V 5.056V 504.703 49.82°C 230.34V

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 1.227A 0.484A 0.496A 0.195A 19.986 63.397% 1589 37.3 0.587
12.093V 5.160V 3.324V 5.132V 31.525 115.17V
2 2.453A 0.972A 0.992A 0.391A 39.976 74.583% 1575 37.0 0.766
12.098V 5.147V 3.320V 5.121V 53.599 115.18V
3 3.681A 1.461A 1.493A 0.587A 60.005 79.326% 1512 38.0 0.860
12.103V 5.134V 3.317V 5.111V 75.644 115.18V
4 4.904A 1.950A 1.992A 0.784A 79.954 81.705% 1626 38.3 0.911
12.105V 5.124V 3.313V 5.101V 97.857 115.18V

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]) PF/AC Volts
1 1.226A 0.484A 0.496A 0.195A 19.981 64.442% 1322 34.5 0.273
12.098V 5.160V 3.325V 5.134V 31.006 230.33V
2 2.452A 0.970A 0.994A 0.390A 39.970 75.901% 1487 35.8 0.330
12.103V 5.148V 3.321V 5.124V 52.661 230.33V
3 3.680A 1.461A 1.491A 0.587A 60.001 80.230% 1566 37.0 0.439
12.106V 5.136V 3.317V 5.113V 74.786 230.33V
4 4.902A 1.951A 1.991A 0.784A 79.952 82.611% 1569 37.0 0.496
12.108V 5.125V 3.314V 5.103V 96.781 230.33V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load13.30mV8.10mV13.50mV11.90mVPass
20% Load16.40mV17.30mV17.00mV40.60mVPass
30% Load14.70mV8.90mV15.30mV14.40mVPass
40% Load14.40mV7.80mV14.80mV13.90mVPass
50% Load24.90mV20.70mV19.70mV47.90mVPass
60% Load20.10mV7.60mV16.50mV16.40mVPass
70% Load24.40mV7.90mV17.80mV16.60mVPass
80% Load29.90mV9.30mV23.00mV18.70mVPass
90% Load35.20mV21.70mV24.30mV46.30mVPass
100% Load49.20mV14.80mV25.50mV24.00mVPass
110% Load67.30mV18.00mV23.60mV23.60mVPass
Crossload124.20mV15.90mV29.30mV24.80mVPass
Crossload258.10mV11.20mV11.50mV16.90mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load12.90mV7.80mV13.90mV12.50mVPass
20% Load13.70mV8.70mV14.70mV13.10mVPass
30% Load14.40mV7.40mV15.30mV13.50mVPass
40% Load14.90mV7.00mV14.80mV13.90mVPass
50% Load16.50mV8.30mV15.80mV15.20mVPass
60% Load19.10mV6.70mV16.00mV15.70mVPass
70% Load21.50mV8.10mV17.10mV17.00mVPass
80% Load23.50mV7.00mV20.10mV18.00mVPass
90% Load29.20mV9.10mV21.10mV18.40mVPass
100% Load35.90mV11.20mV21.60mV21.60mVPass
110% Load47.80mV11.60mV21.00mV23.00mVPass
Crossload123.20mV17.50mV28.80mV25.50mVPass
Crossload251.50mV8.90mV11.20mV16.80mVPass

The results above are not used in the certification process

Gigabyte P450B

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